{"listing": {"id": "h_15025464607097", "title": "Roger Dubuis Hommage Chronograph | H40 56 O | White Gold", "brand": "Roger Dubuis", "model": "Hommage Chronograph | H40 56 O | White Gold", "reference": "WWG_R2315", "price_usd": 60000.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "18k White Gold", "case_size_mm": 40.0, "movement": "Automatic", "complications": ["Chronograph"], "merchant_slug": "a-collected-man", "merchant_name": "A Collected Man", "image_url": "https://cdn.shopify.com/s/files/1/0606/5325/files/Roger_Dubuis_Hommage_Chronograph_H40_56_O_white_gold_A_Collected_Man_London_Thumbnail_00.jpg?v=1750243650", "detail_url": "https://mostexpensivewatches.net/listing/h_15025464607097", "buy_url": "https://mostexpensivewatches.net/out/h_15025464607097", "available": false}, "lang": "en", "url": "https://mostexpensivewatches.net/listing/h_15025464607097", "alternatives_url": "https://mostexpensivewatches.net/api/v1/listing/h_15025464607097/alternatives", "lower_priced": [], "similar_listings": [], "cohort": {"count": 1, "median": 60000.0, "low": 60000.0, "high": 60000.0, "brands": 1, "merchants": 1, "listing_price": 60000.0, "position": "median", "delta_vs_median_pct": 0.0}, "reference": {"slug": "roger-dubuis-ex427793", "ref": "EX427793", "brand": "Roger Dubuis", "model": "Excalibur", "url": "https://mostexpensivewatches.net/reference/roger-dubuis-ex427793", "alternatives_url": "https://mostexpensivewatches.net/api/alternatives/roger-dubuis-ex427793"}, "cross_reference_alternatives": [{"reference": {"slug": "roger-dubuis-ex45", "brand": "Roger Dubuis", "ref": "EX45", "model": "Excalibur Double Tourbillon", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/roger-dubuis-ex45", "description": "The Roger Dubuis Excalibur Double Tourbillon reference EX45-01-50-00/0RR01/B was produced during the mid-to-late 2000s and is no longer in current production. Collectors target this 45mm 18k white gold model for the RD01 manual-wind movement, which features two differential-linked flying tourbillons and carries the Poinçon de Genève. The dial is characterized by oversized Roman numerals and a skeletonized view of the escapements. This reference represents the brand’s transition into high-complication technical aesthetics under the original vision of Roger Dubuis. On the secondary market, this specific white gold model typically trades in the $60,000 to $90,000 range, depending on provenance and service history. A notable production detail is that this reference was often limited to 28 pieces globally, a common restriction for the brand's high-complication white gold variants during that era, ensuring relative scarcity compared to later mass-produced iterations."}, "score": 20, "why_compare": "Same roger dubuis collector universe; shared search intent: 18k, dubuis; similar gold case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 3, "review_url": "https://mostexpensivewatches.net/review/roger-dubuis-ex45", "alternatives_url": "https://mostexpensivewatches.net/alternatives/roger-dubuis-ex45"}, {"reference": {"slug": "roger-dubuis-ex45-01sq-20-00", "brand": "Roger Dubuis", "ref": "EX45-01SQ-20-00", "model": "Excalibur Double Tourbillon Squelette", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/roger-dubuis-ex45-01sq-20-00", "description": "The Roger Dubuis Excalibur Double Tourbillon Squelette reference EX45-01SQ-20-00 was introduced around 2009 and is no longer in current production. Collectors target this reference for its 45mm 18k white gold case and the caliber RD01SQ, a hand-wound movement featuring two differential-linked flying tourbillons. This model represents the brand’s transition toward its signature \"Astral Skeleton\" design language, characterized by star-shaped bridges and the Poinçon de Genève certification visible on the movement components. The production was limited to 28 pieces, making it a rare find compared to later non-limited iterations. On the secondary market, this specific reference typically commands prices in the $120,000 to $160,000 range depending on provenance and service history. A notable auction result occurred in 2016 when a similar white gold example achieved approximately $130,000, confirming the sustained value of these early, low-volume skeletonized complications."}, "score": 20, "why_compare": "Same roger dubuis collector universe; shared search intent: 18k, dubuis; similar gold case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 3, "review_url": "https://mostexpensivewatches.net/review/roger-dubuis-ex45-01sq-20-00", "alternatives_url": "https://mostexpensivewatches.net/alternatives/roger-dubuis-ex45-01sq-20-00"}, {"reference": {"slug": "roger-dubuis-rddbex0511", "brand": "Roger Dubuis", "ref": "RDDBEX0511", "model": "Excalibur Knights of the Round Table II", "case_material": "18k Pink Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/roger-dubuis-rddbex0511", "description": "The Roger Dubuis Excalibur Knights of the Round Table II, reference RDDBEX0511, was released in 2015 as a limited edition of 28 pieces and is no longer in production. This reference is valued for its 45mm 18k pink gold case and its intricate dial featuring twelve micro-sculpted bronze knights, each approximately 6.5mm tall, serving as hour markers. These figures surround a central table crafted from black jade and engraved white gold. The watch is powered by the in-house Calibre RD821, a self-winding movement bearing the Poinçon de Genève. On the secondary market, this reference typically commands prices in the mid-to-high six-figure range, often fluctuating between $250,000 and $450,000 depending on condition and provenance. A notable production detail is that each bronze knight is individually hand-engraved, ensuring that no two figures across the 28-piece series are identical in their finishing."}, "score": 20, "why_compare": "Same roger dubuis collector universe; shared search intent: 18k, dubuis; similar gold case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/roger-dubuis-rddbex0511", "alternatives_url": "https://mostexpensivewatches.net/alternatives/roger-dubuis-rddbex0511"}, {"reference": {"slug": "roger-dubuis-rddbex0252", "brand": "Roger Dubuis", "ref": "RDDBEX0252", "model": "Excalibur Skeletonised Double Tourbillon", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/roger-dubuis-rddbex0252", "description": "The Roger Dubuis Excalibur Skeletonised Double Tourbillon reference RDDBEX0252 was introduced around 2010 and is no longer in current production. Collectors target this reference for the Calibre RD01SQ, a hand-wound movement featuring two flying tourbillons linked by a differential to average their rates for improved chronometric precision. The 45mm case is constructed from 18k white gold and features the signature Excalibur triple lugs and notched bezel. This model holds historical significance as a representation of the brand’s Poinçon de Genève certification, requiring every component to be finished to specific artisanal standards. On the secondary market, this reference typically trades in the $100,000 to $140,000 range depending on condition and provenance. While the RDDBEX0252 is the standard white gold iteration, a notable variant includes the RDDBEX0250, which utilizes the same skeletonized architecture but is housed in an 18k rose gold case."}, "score": 20, "why_compare": "Same roger dubuis collector universe; shared search intent: 18k, dubuis; similar gold case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/roger-dubuis-rddbex0252", "alternatives_url": "https://mostexpensivewatches.net/alternatives/roger-dubuis-rddbex0252"}, {"reference": {"slug": "roger-dubuis-no", "brand": "Roger Dubuis", "ref": "NO", "model": "Excalibur Triple Time Zone", "case_material": "18k Pink Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/roger-dubuis-no", "description": "The Roger Dubuis Excalibur Triple Time Zone (Reference DBEX0055) was produced during the mid-to-late 2000s and is no longer in current production. Collectors target this reference for its 45mm 18k pink gold case featuring the brand’s signature notched bezel and triple-lug design. It houses the in-house Caliber RD1448, an automatic movement bearing the Poinçon de Genève. The dial displays three independent time zones via two sub-dials and a central hand, alongside a power reserve indicator. This model represents the \"Golden Era\" of the manufacture under the founder's influence before the Richemont acquisition. On the secondary market, this reference typically trades between $15,000 and $22,000 depending on condition and completeness. A notable production detail is its limited nature; many iterations of the Excalibur Triple Time Zone were restricted to 28 or 88 pieces globally, contributing to its relative scarcity."}, "score": 20, "why_compare": "Same roger dubuis collector universe; shared search intent: 18k, dubuis; similar gold case profile.", "listing_stats": {"count": 18, "median": 48850.0, "low": 26450.0, "high": 100000.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_7133557325907", "title": "Roger Dubuis Monopusher Chronograph | H40 | White Gold", "brand": "Roger Dubuis", "model": "Monopusher Chronograph | H40 | White Gold", "reference": "WWG_R1755", "price_usd": 60000.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "18k White Gold", "case_size_mm": 40.0, "movement": "Automatic", "complications": ["Chronograph"], "merchant_slug": "a-collected-man", "merchant_name": "A Collected Man", "image_url": "https://cdn.shopify.com/s/files/1/0606/5325/files/Roger_Dubuis_Monopusher_Chronograph_H40_18kwhitegold_A_Collected_Man_London_Thumbnail_00.jpg?v=1705596520", "detail_url": "https://mostexpensivewatches.net/listing/h_7133557325907", "buy_url": "https://mostexpensivewatches.net/out/h_7133557325907", "available": true}, "auction_comp_count": 8, "review_url": "https://mostexpensivewatches.net/review/roger-dubuis-no", "alternatives_url": "https://mostexpensivewatches.net/alternatives/roger-dubuis-no"}, {"reference": {"slug": "roger-dubuis-g40", "brand": "Roger Dubuis", "ref": "G40", "model": "Golden Square", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/roger-dubuis-g40", "description": "The Roger Dubuis Golden Square G40 in 18k white gold was produced during the early 2000s, a period defined by the involvement of founder Roger Dubuis. This reference is valued for its 40mm by 40mm oversized square case and the RD14 mechanical movement, which carries the Poinçon de Genève. The dial typically features elongated Roman numerals and a symmetrical layout characteristic of the brand’s early design language. Production was strictly limited, often to 28 pieces per configuration, making it a target for collectors of \"pre-Richemont\" era pieces. On the secondary market, these watches generally trade between $10,000 and $18,000 depending on condition and the presence of original documentation. A notable production variant includes the G40 57, which utilizes a mono-pusher chronograph movement, while standard time-only models remain the most accessible entry point into the brand’s historical catalog."}, "score": 20, "why_compare": "Same roger dubuis collector universe; shared search intent: 18k, dubuis; similar gold case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/roger-dubuis-g40", "alternatives_url": "https://mostexpensivewatches.net/alternatives/roger-dubuis-g40"}]}