{"reference": {"slug": "fp-journe-chronometre-bleu-tantalum", "brand": "F.P. Journe", "ref": "Chronomètre Bleu", "model": "Chronomètre Bleu", "case_material": "Tantalum", "url": "https://mostexpensivewatches.net/reference/fp-journe-chronometre-bleu-tantalum"}, "lang": "ja", "url": "https://mostexpensivewatches.net/ja/alternatives/fp-journe-chronometre-bleu-tantalum", "reference_url": "https://mostexpensivewatches.net/ja/reference/fp-journe-chronometre-bleu-tantalum", "review_url": "https://mostexpensivewatches.net/ja/review/fp-journe-chronometre-bleu-tantalum", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "auction_comp_count": 0, "alternatives": [{"reference": {"slug": "fp-journe-chronometre-souverain", "brand": "F.P. 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Journe", "ref": "TN", "model": "Tourbillon Souverain Vertical", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/fp-journe-tourbillon-souverain"}, "score": 11, "why_compare": "Same f.p. journe collector universe; shared search intent: journe.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/ja/review/fp-journe-tourbillon-souverain", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/fp-journe-tourbillon-souverain"}, {"reference": {"slug": "fp-journe-elegante-48mm-titalyt", "brand": "F.P. Journe", "ref": "Élégante 48mm", "model": "Élégante 48mm Titalyt", "case_material": "Titanium", "url": "https://mostexpensivewatches.net/reference/fp-journe-elegante-48mm-titalyt"}, "score": 11, "why_compare": "Same f.p. journe collector universe; shared search intent: journe.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/ja/review/fp-journe-elegante-48mm-titalyt", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/fp-journe-elegante-48mm-titalyt"}, {"reference": {"slug": "akrivia-chronometre-contemporain-platinum", "brand": "Akrivia", "ref": "RRCC1", "model": "Chronomètre Contemporain", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/akrivia-chronometre-contemporain-platinum"}, "score": 2, "why_compare": "Shared search intent: chronometre.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/ja/review/akrivia-chronometre-contemporain-platinum", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/akrivia-chronometre-contemporain-platinum"}, {"reference": {"slug": "audemars-piguet-26394or-code-11-59-perpetual-calendar", "brand": "Audemars Piguet", "ref": "26394OR.OO.D321CR.01", "model": "Code 11.59 Perpetual Calendar", "case_material": "18k Pink Gold", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-26394or-code-11-59-perpetual-calendar"}, "score": 1, "why_compare": "Adjacent ultra-luxury reference with comparable collector demand.", "listing_stats": {"count": 2, "median": 20700.0, "low": 15900.0, "high": 25500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_15751342555481", "brand": "Audemars Piguet", "model": "Audemars Piguet Perpetual Calendar 5548 Yellow Gold", "reference": "5548", "year": null, "case_material": "18k Yellow Gold", "case_size_mm": 95.0, "movement": "Automatic", "complications": ["Perpetual Calendar"], "condition": "excellent", "box_papers": "full_set", "price_usd": 25500.0, "currency": "USD", "merchant_slug": "bulang-and-sons", "merchant_url": "https://bulangandsons.com/products/audemars-piguet-perpetual-calendar-5548-yellow-gold-w1692", "image_url": "https://cdn.shopify.com/s/files/1/0961/8613/8969/files/W-1692AudemarsPiguetQuintiemePerpetual18kYellowGold_012_1x1_0ec8ee1d-d7ac-464a-b4a0-b9d0918d6ff1.jpg?v=1756205386", "title": "Audemars Piguet Audemars Piguet Perpetual Calendar 5548 Yellow Gold", "description": "  Rare and important to AP…  \n The reference 5548 is regarded as the watch that saved Audemars Piguet, during the so-called Quartz Crisis of the early 1970s. \n The watch is rare as it is believed that only around 2000 pieces were made. The watch is driven by the JLC Calibre 2120 with a Depraz perpetual calendar module added. Even with the module, the movement is only 3.95mm thick! The movement is ", "listed_at": "2026-05-18T08:05:50+02:00", "in_stock": false, "url": "https://mostexpensivewatches.net/listing/h_15751342555481", "outbound_url": null, "affiliate_network": "none", "outbound_available": false, "similar_url": "https://mostexpensivewatches.net/search?q=Audemars%20Piguet%205548"}, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/ja/review/audemars-piguet-26394or-code-11-59-perpetual-calendar", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/audemars-piguet-26394or-code-11-59-perpetual-calendar"}, {"reference": {"slug": "audemars-piguet-15210bc-code-11-59-selfwinding", "brand": "Audemars Piguet", "ref": "15210BC.OO.A002KB.01", "model": "Code 11.59 Selfwinding", "case_material": "18k White Gold", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-15210bc-code-11-59-selfwinding"}, "score": 1, "why_compare": "Adjacent ultra-luxury reference with comparable collector demand.", "listing_stats": {"count": 1, "median": 49500.0, "low": 49500.0, "high": 49500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_6895304802379", "brand": "Audemars Piguet", "model": "Audemars Piguet Royal Oak Royal Oak Self Winding 15510ST.OO.1320ST.06", "reference": "1320ST.06", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "condition": "excellent", "box_papers": "full_set", "price_usd": 49500.0, "currency": "USD", "merchant_slug": "hodinkee", "merchant_url": "https://shop.hodinkee.com/products/audemars-piguet-royal-oak-15510st-oo-1320st-06-10-10-aud-lfqrpu", "image_url": "https://cdn.shopify.com/s/files/1/0146/0732/products/Audemars-Piguet-Royal-Oak-15510ST-OO-1320ST-06-10-10-AUD-LFQRPU-00f8977a86eb_84a53cf5-f8c2-4511-af1c-ae457a4c3c37.jpg?v=1703109674", "title": "Audemars Piguet Audemars Piguet Royal Oak Royal Oak Self Winding 15510ST.OO.1320ST.06", "description": "This pre-owned Audemars Piguet Royal Oak 15510ST.OO.1320ST.06 watch is in excellent condition. During our quality control check, any necessary adjustments are made to ensure the watch is functioning as intended. The watch is Crown & Caliber Certified Authentic and comes backed by our 2-year warranty.", "listed_at": "2026-05-18T02:02:50-04:00", "in_stock": false, "url": "https://mostexpensivewatches.net/listing/h_6895304802379", "outbound_url": null, "affiliate_network": "none", "outbound_available": false, "similar_url": "https://mostexpensivewatches.net/search?q=Audemars%20Piguet%201320ST.06"}, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/ja/review/audemars-piguet-15210bc-code-11-59-selfwinding", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/audemars-piguet-15210bc-code-11-59-selfwinding"}, {"reference": {"slug": "audemars-piguet-royal-oak-concept-26630", "brand": "Audemars Piguet", "ref": "26630", "model": "Royal Oak Concept Tourbillon Chronograph", "case_material": "Titanium", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-royal-oak-concept-26630"}, "score": 1, "why_compare": "Adjacent ultra-luxury reference with comparable collector demand.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/ja/review/audemars-piguet-royal-oak-concept-26630", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/audemars-piguet-royal-oak-concept-26630"}, {"reference": {"slug": "audemars-piguet-royal-oak-16202", "brand": "Audemars Piguet", "ref": "16202ST", "model": "Royal Oak Jumbo (current)", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-royal-oak-16202"}, "score": 1, "why_compare": "Adjacent ultra-luxury reference with comparable collector demand.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/ja/review/audemars-piguet-royal-oak-16202", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/audemars-piguet-royal-oak-16202"}, {"reference": {"slug": "audemars-piguet-royal-oak-15202", "brand": "Audemars Piguet", "ref": "15202ST", "model": "Royal Oak Jumbo (discontinued)", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-royal-oak-15202"}, "score": 1, "why_compare": "Adjacent ultra-luxury reference with comparable collector demand.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/ja/review/audemars-piguet-royal-oak-15202", "alternatives_url": "https://mostexpensivewatches.net/ja/alternatives/audemars-piguet-royal-oak-15202"}]}