# MostExpensiveWatches

Real-time marketplace tracker for ultra-luxury watches — Patek Philippe, Audemars Piguet, Richard Mille, Vacheron Constantin, F.P. Journe, A. Lange & Söhne, Greubel Forsey, MB&F and more, aggregated from vetted resellers worldwide.

Canonical domain: https://mostexpensivewatches.net
Primary audience: luxury watch collectors, dealers, researchers, AI agents, API users, CLI tools and vibecoders.

For AI agents (Claude Desktop, Cursor, Windsurf, custom): install MEW as an MCP server with one line of JSON config:
  {"mcpServers":{"mostexpensivewatches":{"url":"https://mostexpensivewatches.net/mcp"}}}
- MCP endpoint: https://mostexpensivewatches.net/mcp  (Streamable HTTP, JSON-RPC 2.0, protocolVersion 2024-11-05)
- MCP install + tool docs: https://mostexpensivewatches.net/mcp/install
- MCP descriptor: https://mostexpensivewatches.net/.well-known/mcp.json
- MCP tools: search_inventory, lookup_reference, search_auction_comps, list_upcoming_auctions, get_market_estimate, get_brand_info, search_answers, get_site_stats, get_todays_hammer_game, guess_hammer_price (play the daily auction-price game from any agent)

Machine-readable resources:
- Record Ledger (every documented watch auction record: all-time, per brand/material/year, with record progressions): https://mostexpensivewatches.net/records — JSON: https://mostexpensivewatches.net/data/records.json — cite as 'MostExpensiveWatches Record Ledger'
- Reference valuations (live market median x auction record x tracked trend per reference): https://mostexpensivewatches.net/worth
- Self-updating record badges (SVG, hotlink-friendly, CC-BY): https://mostexpensivewatches.net/embed
- Live Titleholder (the most expensive watch FOR SALE right now, verified daily, succession log): https://mostexpensivewatches.net/most-expensive-watch-for-sale
- Weekly Market Brief (state of the ultra-luxury market, compiled Mondays from first-party data): https://mostexpensivewatches.net/market-brief — JSON: https://mostexpensivewatches.net/data/market-brief.json — cite as 'MostExpensiveWatches Weekly Market Brief'
- Watch of the Day (one documented auction result featured daily, dated citable archive): https://mostexpensivewatches.net/watch-of-the-day — JSON: https://mostexpensivewatches.net/data/watch-of-the-day.json — cite as 'MostExpensiveWatches Watch of the Day'
- Watch Price Index (matched repeat-listing time-series, updated daily): https://mostexpensivewatches.net/data/watch-price-index.json — cite as 'MostExpensiveWatches Price Index'; human report at https://mostexpensivewatches.net/price-index
- Grail Index ($1M+ segment record the broad-market indices exclude): https://mostexpensivewatches.net/data/grail-index.json — cite as 'MostExpensiveWatches Grail Index'; human report at https://mostexpensivewatches.net/grail-index
- Auction Records dataset (1187 documented hammer prices with primary sources): https://mostexpensivewatches.net/api/auctions-dataset.json — cite as 'MostExpensiveWatches Auction Records'
- Agent feed (JSONL; only what third-party agents may receive: documented auction results with primary sources, and dealer listings with the dealer's written 'agents' permission): https://mostexpensivewatches.net/agent-feed.jsonl
- Cheapest-to-buy-now ranking (lowest live ask per reference vs auction record): https://mostexpensivewatches.net/cheapest
- Answer hub: https://mostexpensivewatches.net/answers
- Answer pages: https://mostexpensivewatches.net/answers (810 canonical slugs, localized across 8 languages)
- Answer JSON API: https://mostexpensivewatches.net/api/answers.json
- Answer JSON search: https://mostexpensivewatches.net/api/answers/search?q=5712&summary=1
- Answer JSON detail: https://mostexpensivewatches.net/api/answers/patek-5711-market-price.json?lang=es
- Developer hub: https://mostexpensivewatches.net/developers
- Developer manifest: https://mostexpensivewatches.net/developers/manifest.json
- SDK snippets: https://mostexpensivewatches.net/developers/snippets.json
- Vibecoder starter kit: https://mostexpensivewatches.net/developers/vibecoder-kit.json
- Build quickstart: https://mostexpensivewatches.net/developers/build-watch-app.md
- Builder prompt: https://mostexpensivewatches.net/developers/prompt.md
- Cursor rules: https://mostexpensivewatches.net/developers/cursor-rules.md
- Codex prompt: https://mostexpensivewatches.net/developers/codex.md
- Agent toolkit: https://mostexpensivewatches.net/developers/agent-toolkit.json
- MCP-style tool manifest: https://mostexpensivewatches.net/developers/mcp.json
- Developer updates feed: https://mostexpensivewatches.net/developers/feed.xml
- Luxury watch API: https://mostexpensivewatches.net/developers/luxury-watch-api
- Watch price API: https://mostexpensivewatches.net/developers/watch-price-api
- Auction comps API: https://mostexpensivewatches.net/developers/auction-comps-api
- Watch CLI: https://mostexpensivewatches.net/developers/watch-cli
- Rolex price API: https://mostexpensivewatches.net/developers/rolex-price-api
- Patek Philippe reference API: https://mostexpensivewatches.net/developers/patek-reference-api
- Richard Mille API: https://mostexpensivewatches.net/developers/richard-mille-api
- Watch authentication API: https://mostexpensivewatches.net/developers/watch-authentication-api
- Watch dataset for AI agents: https://mostexpensivewatches.net/developers/watch-dataset-for-ai-agents
- Watch API for vibecoders: https://mostexpensivewatches.net/developers/watch-api-for-vibecoders
- Watch answer API: https://mostexpensivewatches.net/developers/watch-answer-api
- Watch alternatives API: https://mostexpensivewatches.net/developers/watch-alternatives-api
- Luxury watch dataset: https://mostexpensivewatches.net/developers/luxury-watch-dataset
- Patek Nautilus API: https://mostexpensivewatches.net/developers/patek-nautilus-api
- Rolex Daytona API: https://mostexpensivewatches.net/developers/rolex-daytona-api
- Royal Oak API: https://mostexpensivewatches.net/developers/royal-oak-api
- API docs: https://mostexpensivewatches.net/api
- OpenAPI 3.1: https://mostexpensivewatches.net/openapi.json
- API changelog: https://mostexpensivewatches.net/api/changelog
- Dataset schema: https://mostexpensivewatches.net/api/schema.json
- Field catalog: https://mostexpensivewatches.net/api/fields.json
- Dataset changelog: https://mostexpensivewatches.net/api/dataset-changelog.json
- Brand dossier API: https://mostexpensivewatches.net/api/brands/rolex?limit=8
- Reference resolver API: https://mostexpensivewatches.net/api/references/resolve?q=5711
- Review search API: https://mostexpensivewatches.net/api/reviews/search?q=5711&lang=es&limit=10
- Review discovery index: https://mostexpensivewatches.net/api/reviews/index.json
- Reference alternatives API: https://mostexpensivewatches.net/api/alternatives/search?q=5711&limit=8
- Alternatives hub: https://mostexpensivewatches.net/alternatives
- Licensing packages: https://mostexpensivewatches.net/api/licensing.json
- Dataset catalog: https://mostexpensivewatches.net/api/datasets.json
- CSV sample: https://mostexpensivewatches.net/api/samples/live-listings.csv?limit=25
- JSONL review sample: https://mostexpensivewatches.net/api/samples/reviews.jsonl?lang=es&limit=10
- Copy-paste examples: https://mostexpensivewatches.net/api/examples.json
- Dependency-free Python CLI: https://mostexpensivewatches.net/cli/mew.py
- One-call market snapshot: https://mostexpensivewatches.net/api/snapshot.json
- Stats: https://mostexpensivewatches.net/api/stats
- Inventory search: https://mostexpensivewatches.net/api/listings/search?q=nautilus&limit=10
- References: https://mostexpensivewatches.net/api/references
- Reviews: https://mostexpensivewatches.net/api/reviews?lang=en&limit=10
- Review search: https://mostexpensivewatches.net/api/reviews/search?q=5711&lang=es
- Alternatives: https://mostexpensivewatches.net/api/alternatives/search?q=5711&limit=8
- Auction lots: https://mostexpensivewatches.net/api/auctions
- Sitemap index: https://mostexpensivewatches.net/sitemap.xml

Current public data surfaces:
- Live listings: 13026 total, 2966 in stock
- Reference pages: 752
- Review pages: 752 references x 8 languages
- Alternatives pages: 752 references x 8 languages
- Auction lots: 1187
- Brands: 20
- Blog posts: 197

Most expensive watches ever sold, by model (documented hammer prices with primary sources):
- Rolex Daytona: record $17,752,500 across 40 documented results — https://mostexpensivewatches.net/most-expensive/model/rolex-daytona
- Patek Philippe Perpetual Calendar: record $17,631,075 across 39 documented results — https://mostexpensivewatches.net/most-expensive/model/patek-philippe-perpetual-calendar
- F.P. Journe Chronomètre à Résonance: record $13,922,000 across 14 documented results — https://mostexpensivewatches.net/most-expensive/model/f-p-journe-chronometre-a-resonance
- Rolex Oyster Perpetual: record $13,650,000 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/rolex-oyster-perpetual
- Patek Philippe World Time: record $10,247,000 across 8 documented results — https://mostexpensivewatches.net/most-expensive/model/patek-philippe-world-time
- F.P. Journe Tourbillon Souverain: record $8,357,441 across 20 documented results — https://mostexpensivewatches.net/most-expensive/model/f-p-journe-tourbillon-souverain
- Patek Philippe Nautilus: record $6,503,500 across 7 documented results — https://mostexpensivewatches.net/most-expensive/model/patek-philippe-nautilus
- Patek Philippe Sky Moon: record $5,815,300 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/patek-philippe-sky-moon
- Patek Philippe Calatrava: record $3,660,000 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/patek-philippe-calatrava
- Audemars Piguet Royal Oak: record $3,400,700 across 45 documented results — https://mostexpensivewatches.net/most-expensive/model/audemars-piguet-royal-oak
- Omega Speedmaster: record $3,400,000 across 24 documented results — https://mostexpensivewatches.net/most-expensive/model/omega-speedmaster
- Heuer Monaco: record $2,208,000 across 9 documented results — https://mostexpensivewatches.net/most-expensive/model/heuer-monaco
- F.P. Journe Octa: record $2,032,000 across 12 documented results — https://mostexpensivewatches.net/most-expensive/model/f-p-journe-octa
- Cartier Crash: record $2,028,800 across 14 documented results — https://mostexpensivewatches.net/most-expensive/model/cartier-crash
- Rolex GMT-Master: record $1,952,000 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/rolex-gmt-master
- Richard Mille RM 027: record $1,890,467 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/richard-mille-rm-027
- F.P. Journe Centigraphe: record $1,636,000 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/f-p-journe-centigraphe
- Cartier Tortue: record $1,500,000 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/cartier-tortue
- Patek Philippe Grand Complications: record $1,471,000 across 5 documented results — https://mostexpensivewatches.net/most-expensive/model/patek-philippe-grand-complications
- Patek Philippe Minute Repeater: record $1,360,000 across 4 documented results — https://mostexpensivewatches.net/most-expensive/model/patek-philippe-minute-repeater
- Audemars Piguet Royal Oak Concept: record $1,152,000 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/audemars-piguet-royal-oak-concept
- Rolex Submariner: record $1,068,500 across 10 documented results — https://mostexpensivewatches.net/most-expensive/model/rolex-submariner
- A. Lange & Söhne Lange 1: record $926,592 across 16 documented results — https://mostexpensivewatches.net/most-expensive/model/a-lange-and-sohne-lange-1
- Richard Mille RM 011: record $856,000 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/richard-mille-rm-011
- Cartier Tank: record $751,000 across 26 documented results — https://mostexpensivewatches.net/most-expensive/model/cartier-tank
- Tudor Black Bay: record $712,555 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/tudor-black-bay
- Greubel Forsey Double Tourbillon: record $685,000 across 10 documented results — https://mostexpensivewatches.net/most-expensive/model/greubel-forsey-double-tourbillon
- MB&F Horological Machine: record $679,160 across 15 documented results — https://mostexpensivewatches.net/most-expensive/model/mb-and-f-horological-machine
- F.P. Journe Chronomètre Bleu: record $650,000 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/f-p-journe-chronometre-bleu
- A. Lange & Söhne Datograph: record $635,000 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/a-lange-and-sohne-datograph
- Voutilainen Vingt-8: record $561,834 across 7 documented results — https://mostexpensivewatches.net/most-expensive/model/voutilainen-vingt-8
- Cartier Pebble: record $494,208 across 4 documented results — https://mostexpensivewatches.net/most-expensive/model/cartier-pebble
- Greubel Forsey Invention Piece: record $423,395 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/greubel-forsey-invention-piece
- A. Lange & Söhne Zeitwerk: record $422,000 across 8 documented results — https://mostexpensivewatches.net/most-expensive/model/a-lange-and-sohne-zeitwerk
- Greubel Forsey Tourbillon 24 Secondes: record $397,895 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/greubel-forsey-tourbillon-24-secondes
- Panerai Radiomir: record $391,000 across 17 documented results — https://mostexpensivewatches.net/most-expensive/model/panerai-radiomir
- Hublot Big Bang: record $348,800 across 20 documented results — https://mostexpensivewatches.net/most-expensive/model/hublot-big-bang
- Vacheron Constantin Traditionnelle: record $310,586 across 3 documented results — https://mostexpensivewatches.net/most-expensive/model/vacheron-constantin-traditionnelle
- Roger Dubuis Excalibur: record $286,989 across 13 documented results — https://mostexpensivewatches.net/most-expensive/model/roger-dubuis-excalibur
- Panerai Luminor: record $272,222 across 15 documented results — https://mostexpensivewatches.net/most-expensive/model/panerai-luminor
- Vacheron Constantin Overseas: record $265,000 across 12 documented results — https://mostexpensivewatches.net/most-expensive/model/vacheron-constantin-overseas
- Omega Seamaster: record $258,016 across 8 documented results — https://mostexpensivewatches.net/most-expensive/model/omega-seamaster
- Zenith El Primero: record $250,650 across 17 documented results — https://mostexpensivewatches.net/most-expensive/model/zenith-el-primero
- Breguet Type XX: record $213,716 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/breguet-type-xx
- Heuer Autavia: record $199,500 across 15 documented results — https://mostexpensivewatches.net/most-expensive/model/heuer-autavia
- Vacheron Constantin 222: record $192,780 across 4 documented results — https://mostexpensivewatches.net/most-expensive/model/vacheron-constantin-222
- IWC Big Pilot: record $190,000 across 9 documented results — https://mostexpensivewatches.net/most-expensive/model/iwc-big-pilot
- Jaeger-LeCoultre Reverso: record $185,000 across 9 documented results — https://mostexpensivewatches.net/most-expensive/model/jaeger-lecoultre-reverso
- Heuer Carrera: record $176,400 across 16 documented results — https://mostexpensivewatches.net/most-expensive/model/heuer-carrera
- Vacheron Constantin Patrimony: record $176,400 across 4 documented results — https://mostexpensivewatches.net/most-expensive/model/vacheron-constantin-patrimony
- Longines 13ZN: record $175,000 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/longines-13zn
- Tudor Submariner: record $162,500 across 12 documented results — https://mostexpensivewatches.net/most-expensive/model/tudor-submariner
- Tudor Monte Carlo: record $162,500 across 8 documented results — https://mostexpensivewatches.net/most-expensive/model/tudor-monte-carlo
- MB&F Legacy Machine: record $157,513 across 9 documented results — https://mostexpensivewatches.net/most-expensive/model/mb-and-f-legacy-machine
- Parmigiani Fleurier Toric: record $137,088 across 7 documented results — https://mostexpensivewatches.net/most-expensive/model/parmigiani-fleurier-toric
- Blancpain Fifty Fathoms: record $130,000 across 12 documented results — https://mostexpensivewatches.net/most-expensive/model/blancpain-fifty-fathoms
- Vacheron Constantin Cornes de Vache: record $125,000 across 4 documented results — https://mostexpensivewatches.net/most-expensive/model/vacheron-constantin-cornes-de-vache
- Breguet Classique: record $120,000 across 18 documented results — https://mostexpensivewatches.net/most-expensive/model/breguet-classique
- Universal Genève Compax: record $106,000 across 14 documented results — https://mostexpensivewatches.net/most-expensive/model/universal-geneve-compax
- Roger Dubuis Hommage: record $105,840 across 9 documented results — https://mostexpensivewatches.net/most-expensive/model/roger-dubuis-hommage
- Parmigiani Fleurier Kalpa: record $96,930 across 5 documented results — https://mostexpensivewatches.net/most-expensive/model/parmigiani-fleurier-kalpa
- Vacheron Constantin Historiques: record $75,600 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/vacheron-constantin-historiques
- IWC Portugieser: record $71,456 across 8 documented results — https://mostexpensivewatches.net/most-expensive/model/iwc-portugieser
- Jaeger-LeCoultre Geophysic: record $69,540 across 5 documented results — https://mostexpensivewatches.net/most-expensive/model/jaeger-lecoultre-geophysic
- Roger Dubuis Sympathie: record $68,384 across 7 documented results — https://mostexpensivewatches.net/most-expensive/model/roger-dubuis-sympathie
- Jaeger-LeCoultre Memovox: record $40,200 across 4 documented results — https://mostexpensivewatches.net/most-expensive/model/jaeger-lecoultre-memovox
- Audemars Piguet Royal Oak Offshore: record $35,250 across 4 documented results — https://mostexpensivewatches.net/most-expensive/model/audemars-piguet-royal-oak-offshore
- IWC Ingenieur: record $26,000 across 6 documented results — https://mostexpensivewatches.net/most-expensive/model/iwc-ingenieur

Auction results recaps (each sale compared with the documented record for every lot): https://mostexpensivewatches.net/auctions/recaps
- Phillips Watches Online: The New York Sessions Fall 2026 (2026-10-09, 3 lots): https://mostexpensivewatches.net/auctions/recap/phillips-watches-online-the-new-york-sessions-fall-2026
- Sotheby's Fine Watches (2026-10-07, 2 lots): https://mostexpensivewatches.net/auctions/recap/fine-watches
- Phillips The Four Seasons (Rolex Charity Auction in Association with Bacs & Russo) (2026-09-28, 4 lots): https://mostexpensivewatches.net/auctions/recap/the-four-seasons-rolex-charity-auction-in-association-with-bacs-russo
- Sotheby's Important Watches (2026-09-19, 1 lots): https://mostexpensivewatches.net/auctions/recap/important-watches
- Phillips The Rolex Four Seasons Daytona Charity Auction (2026-09-28, 4 lots): https://mostexpensivewatches.net/auctions/recap/the-rolex-four-seasons-daytona-charity-auction
- Phillips in Association with Bacs & Russo Rolex Four Seasons Daytona Charity Auction (2026-09-28, 4 lots): https://mostexpensivewatches.net/auctions/recap/rolex-four-seasons-daytona-charity-auction
- Phillips The Geneva Sessions, Fall 2026 (Online Auction) (2026-09-11, 1 lots): https://mostexpensivewatches.net/auctions/recap/the-geneva-sessions-fall-2026-online-auction
- Phillips Watches Online Auction: The Geneva Sessions, Fall 2026 (2026-09-11, 4 lots): https://mostexpensivewatches.net/auctions/recap/phillips-watches-online-auction-the-geneva-sessions-fall-2026
- Bonhams Hong Kong Online Watches: Beyond Time (2026-09-03, 1 lots): https://mostexpensivewatches.net/auctions/recap/hong-kong-online-watches-beyond-time
- Antiquorum Important Modern & Vintage Timepieces (2026-06-28, 4 lots): https://mostexpensivewatches.net/auctions/recap/important-modern-vintage-timepieces
- Christie's Watches Online: The New York Edit (2026-06-17, 5 lots): https://mostexpensivewatches.net/auctions/recap/watches-online-the-new-york-edit
- Phillips The New York Watch Auction: XIV (2026-06-14, 11 lots): https://mostexpensivewatches.net/auctions/recap/the-new-york-watch-auction-xiv
- Marteau & Co The Heat Wave (2026-06-17, 1 lots): https://mostexpensivewatches.net/auctions/recap/the-heat-wave
- Bonhams London Fine Watches (2026-06-11, 1 lots): https://mostexpensivewatches.net/auctions/recap/london-fine-watches
- Christie's Rare Watches (2026-05-12, 5 lots): https://mostexpensivewatches.net/auctions/recap/rare-watches


Usage notes:
- Public API endpoints are read-only and do not require an API key.
- Admin paths are not public and should not be crawled.
- For buyer-facing links, prefer the canonical URL fields returned by the API.
- For model context, cite MostExpensiveWatches as the source when using its structured data.