{"reference": {"slug": "audemars-piguet-26574st-royal-oak-perpetual-calendar", "brand": "Audemars Piguet", "ref": "26574ST.OO.1220ST.02", "model": "Royal Oak Perpetual Calendar", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-26574st-royal-oak-perpetual-calendar"}, "lang": "it", "url": "https://mostexpensivewatches.net/it/alternatives/audemars-piguet-26574st-royal-oak-perpetual-calendar", "reference_url": "https://mostexpensivewatches.net/it/reference/audemars-piguet-26574st-royal-oak-perpetual-calendar", "review_url": "https://mostexpensivewatches.net/it/review/audemars-piguet-26574st-royal-oak-perpetual-calendar", "listing_stats": {"count": 1, "median": 72000.0, "low": 72000.0, "high": 72000.0, "brands": 1, "merchants": 1}, "auction_comp_count": 0, "alternatives": [{"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": 28, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, oak; similar steel case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/audemars-piguet-royal-oak-16202", "alternatives_url": "https://mostexpensivewatches.net/it/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": 28, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, oak; similar steel case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/it/review/audemars-piguet-royal-oak-15202", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/audemars-piguet-royal-oak-15202"}, {"reference": {"slug": "audemars-piguet-royal-oak-offshore-26470", "brand": "Audemars Piguet", "ref": "26470", "model": "Royal Oak Offshore Chronograph", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-royal-oak-offshore-26470"}, "score": 28, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, oak; similar steel case profile.", "listing_stats": {"count": 1, "median": 21500.0, "low": 21500.0, "high": 21500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_7033681379403", "brand": "Audemars Piguet", "model": "Audemars Piguet Royal Oak 26470ST.OO.A101CR.01", "reference": "26470ST.", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "condition": "excellent", "box_papers": "full_set", "price_usd": 21500.0, "currency": "USD", "merchant_slug": "hodinkee", "merchant_url": "https://shop.hodinkee.com/products/audemars-piguet-royal-oak-26470st-oo-a101cr-01-10-10-aud-gty48v", "image_url": "https://cdn.shopify.com/s/files/1/0146/0732/files/Audemars-Piguet-Royal-Oak-26470ST-OO-A101CR-01-10-10-AUD-GTY48V-59c00166dae4_b7225848-4bdd-469d-9a8c-405b7f040cd4.jpg?v=1715630938", "title": "Audemars Piguet Audemars Piguet Royal Oak 26470ST.OO.A101CR.01", "description": "This pre-owned Audemars Piguet Royal Oak 26470ST.OO.A101CR.01 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 1-year warranty.", "listed_at": "2026-05-18T02:00:45-04:00", "in_stock": false, "url": "https://mostexpensivewatches.net/listing/h_7033681379403", "outbound_url": null, "affiliate_network": "none", "outbound_available": false, "similar_url": "https://mostexpensivewatches.net/search?q=Audemars%20Piguet%2026470ST."}, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/audemars-piguet-royal-oak-offshore-26470", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/audemars-piguet-royal-oak-offshore-26470"}, {"reference": {"slug": "audemars-piguet-15720st-royal-oak-offshore-diver", "brand": "Audemars Piguet", "ref": "15720ST.OO.A001CA.01", "model": "Royal Oak Offshore Diver", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-15720st-royal-oak-offshore-diver"}, "score": 28, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, oak; similar steel case profile.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/audemars-piguet-15720st-royal-oak-offshore-diver", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/audemars-piguet-15720st-royal-oak-offshore-diver"}, {"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": 25, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, oak.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/audemars-piguet-royal-oak-concept-26630", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/audemars-piguet-royal-oak-concept-26630"}, {"reference": {"slug": "audemars-piguet-26510or-royal-oak-tourbillon-extra-thin", "brand": "Audemars Piguet", "ref": "26510OR.OO.1220OR.01", "model": "Royal Oak Tourbillon Extra-Thin", "case_material": "18k Pink Gold", "url": "https://mostexpensivewatches.net/reference/audemars-piguet-26510or-royal-oak-tourbillon-extra-thin"}, "score": 25, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, oak.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/audemars-piguet-26510or-royal-oak-tourbillon-extra-thin", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/audemars-piguet-26510or-royal-oak-tourbillon-extra-thin"}, {"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": 21, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, calendar.", "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/it/review/audemars-piguet-26394or-code-11-59-perpetual-calendar", "alternatives_url": "https://mostexpensivewatches.net/it/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": 13, "why_compare": "Same audemars piguet collector universe; shared search intent: audemars, piguet.", "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/it/review/audemars-piguet-15210bc-code-11-59-selfwinding", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/audemars-piguet-15210bc-code-11-59-selfwinding"}, {"reference": {"slug": "patek-philippe-5212a-calatrava-weekly-calendar", "brand": "Patek Philippe", "ref": "5212A-001", "model": "Calatrava Weekly Calendar", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5212a-calatrava-weekly-calendar"}, "score": 9, "why_compare": "Shared search intent: calendar, stainless; similar steel case profile.", "listing_stats": {"count": 1, "median": 36000.0, "low": 36000.0, "high": 36000.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_6971134640203", "brand": "Patek Philippe", "model": "Patek Philippe Calatrava 5212A-001", "reference": "5212A-001", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "condition": "excellent", "box_papers": "full_set", "price_usd": 36000.0, "currency": "USD", "merchant_slug": "hodinkee", "merchant_url": "https://shop.hodinkee.com/products/patek-philippe-calatrava-5212a-001-10-21-ptk-01vtck", "image_url": "https://cdn.shopify.com/s/files/1/0146/0732/files/Patek-Philippe-Calatrava-5212A-001-10-21-PTK-01VTCK-321f5d767e61.jpg?v=1711124660", "title": "Patek Philippe Patek Philippe Calatrava 5212A-001", "description": "This pre-owned Patek Philippe Calatrava 5212A-001 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 1-year warranty.", "listed_at": "2026-05-18T01:06:45-04:00", "in_stock": false, "url": "https://mostexpensivewatches.net/listing/h_6971134640203", "outbound_url": null, "affiliate_network": "none", "outbound_available": false, "similar_url": "https://mostexpensivewatches.net/search?q=Patek%20Philippe%205212A-001"}, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-5212a-calatrava-weekly-calendar", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5212a-calatrava-weekly-calendar"}, {"reference": {"slug": "patek-philippe-5740-1g-nautilus-perpetual-calendar", "brand": "Patek Philippe", "ref": "5740/1G-001", "model": "Nautilus Perpetual Calendar", "case_material": "18k White Gold", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5740-1g-nautilus-perpetual-calendar"}, "score": 8, "why_compare": "Shared search intent: calendar, perpetual.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-5740-1g-nautilus-perpetual-calendar", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5740-1g-nautilus-perpetual-calendar"}, {"reference": {"slug": "patek-philippe-5320g-perpetual-calendar-white-gold", "brand": "Patek Philippe", "ref": "5320G-001", "model": "Perpetual Calendar", "case_material": "18k White Gold", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5320g-perpetual-calendar-white-gold"}, "score": 8, "why_compare": "Shared search intent: calendar, perpetual.", "listing_stats": {"count": 7, "median": 44000.0, "low": 33000.0, "high": 123300.0, "brands": 1, "merchants": 2}, "top_listing": {"id": "h_16050377589081", "brand": "Patek Philippe", "model": "Patek Philippe Retrograde Perpetual Calendar 5059G Officer Case in 18k White Gold with Original Certificate of Origine", "reference": "5059G", "year": null, "case_material": "18k White Gold", "case_size_mm": 36.0, "movement": "Automatic", "complications": ["Perpetual Calendar"], "condition": "excellent", "box_papers": "full_set", "price_usd": 36000.0, "currency": "USD", "merchant_slug": "bulang-and-sons", "merchant_url": "https://bulangandsons.com/products/patek-philippe-retrograde-perpetual-calendar-5059g-officer-case-in-18k-white-gold-with-original-certificate-of-origine-w3583", "image_url": "https://cdn.shopify.com/s/files/1/0961/8613/8969/files/W-3583PatekPhilippePerpetualretrogradecalendarin18kwhitegoldref5059Gwithoriginalcertificateoforigine_23_1x1_4575111b-929b-4e69-949a-1a52ea01bc4e.jpg?v=1768385312", "title": "Patek Philippe Patek Philippe Retrograde Perpetual Calendar 5059G Officer Case in 18k White Gold with Original Certificate of Origine", "description": " Introduced in 1998, Reference 5059 was the first serially produced perpetual calendar wristwatch with a retrograde date ever made by Patek Philippe.   \n It was also the first perpetual calendar model since the legendary References 2497 and 2438-1 to feature a sweep centre-seconds hand. The watch is distinguished by its 36 mm officier-style case, with elongated lugs secured by screwed bars, as wel", "listed_at": "2026-05-18T08:05:39+02:00", "in_stock": true, "url": "https://mostexpensivewatches.net/listing/h_16050377589081", "outbound_url": "https://bulangandsons.com/products/patek-philippe-retrograde-perpetual-calendar-5059g-officer-case-in-18k-white-gold-with-original-certificate-of-origine-w3583", "affiliate_network": "none", "outbound_available": true}, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-5320g-perpetual-calendar-white-gold", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5320g-perpetual-calendar-white-gold"}, {"reference": {"slug": "patek-philippe-5970", "brand": "Patek Philippe", "ref": "5970", "model": "Perpetual Calendar Chronograph", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5970"}, "score": 8, "why_compare": "Shared search intent: calendar, perpetual.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-5970", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5970"}]}