{"reference": {"slug": "patek-philippe-5905p-annual-calendar-chronograph", "brand": "Patek Philippe", "ref": "5905P-001", "model": "Annual Calendar Chronograph", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5905p-annual-calendar-chronograph"}, "lang": "it", "url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5905p-annual-calendar-chronograph", "reference_url": "https://mostexpensivewatches.net/it/reference/patek-philippe-5905p-annual-calendar-chronograph", "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-5905p-annual-calendar-chronograph", "listing_stats": {"count": 1, "median": 75190.0, "low": 75190.0, "high": 75190.0, "brands": 1, "merchants": 1}, "auction_comp_count": 0, "alternatives": [{"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": 24, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, chronograph; similar platinum 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/patek-philippe-5970", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5970"}, {"reference": {"slug": "patek-philippe-5970p-perpetual-calendar-chrono-platinum", "brand": "Patek Philippe", "ref": "5970P-001", "model": "Perpetual Calendar Chronograph", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5970p-perpetual-calendar-chrono-platinum"}, "score": 24, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, chronograph; similar platinum 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/patek-philippe-5970p-perpetual-calendar-chrono-platinum", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5970p-perpetual-calendar-chrono-platinum"}, {"reference": {"slug": "patek-philippe-5270p-salmon-perpetual-chrono-platinum", "brand": "Patek Philippe", "ref": "5270P-001", "model": "Perpetual Calendar Chronograph Salmon Dial", "case_material": "Platinum", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5270p-salmon-perpetual-chrono-platinum"}, "score": 24, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, chronograph; similar platinum 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/patek-philippe-5270p-salmon-perpetual-chrono-platinum", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5270p-salmon-perpetual-chrono-platinum"}, {"reference": {"slug": "patek-philippe-5270", "brand": "Patek Philippe", "ref": "5270", "model": "Perpetual Calendar Chronograph", "case_material": "18k White Gold", "url": "https://mostexpensivewatches.net/reference/patek-philippe-5270"}, "score": 21, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, chronograph.", "listing_stats": {"count": 1, "median": 123300.0, "low": 123300.0, "high": 123300.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_6978335244363", "brand": "Patek Philippe", "model": "Patek Philippe Perpetual Calendar 5270R", "reference": "5270R", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": ["Perpetual Calendar"], "condition": "excellent", "box_papers": "full_set", "price_usd": 123300.0, "currency": "USD", "merchant_slug": "hodinkee", "merchant_url": "https://shop.hodinkee.com/products/patek-philippe-perpetual-calendar-5270r-10-21-ptk-baz1q5", "image_url": "https://cdn.shopify.com/s/files/1/0146/0732/files/Patek-Philippe-Grand-Complications-5270R-10-21-PTK-BAZ1Q5-f6f45dd57d2c.jpg?v=1711656098", "title": "Patek Philippe Patek Philippe Perpetual Calendar 5270R", "description": "This pre-owned Patek Philippe Perpetual Calendar 5270R 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_6978335244363", "outbound_url": null, "affiliate_network": "none", "outbound_available": false, "similar_url": "https://mostexpensivewatches.net/search?q=Patek%20Philippe%205270R"}, "auction_comp_count": 0, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-5270", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-5270"}, {"reference": {"slug": "patek-philippe-1518", "brand": "Patek Philippe", "ref": "1518", "model": "Perpetual Calendar Chronograph (1941)", "case_material": "18k Pink Gold", "url": "https://mostexpensivewatches.net/reference/patek-philippe-1518"}, "score": 21, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, chronograph.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 2, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-1518", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-1518"}, {"reference": {"slug": "patek-philippe-2499", "brand": "Patek Philippe", "ref": "2499", "model": "Perpetual Calendar Chronograph (vintage)", "case_material": "18k Yellow Gold", "url": "https://mostexpensivewatches.net/reference/patek-philippe-2499"}, "score": 21, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, chronograph.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-2499", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-2499"}, {"reference": {"slug": "patek-philippe-530-oversized-chronograph-rose-gold", "brand": "Patek Philippe", "ref": "530", "model": "Oversized Chronograph", "case_material": "18k Rose Gold", "url": "https://mostexpensivewatches.net/reference/patek-philippe-530-oversized-chronograph-rose-gold"}, "score": 19, "why_compare": "Same patek philippe collector universe; shared search intent: chronograph, patek.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 2, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-530-oversized-chronograph-rose-gold", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-530-oversized-chronograph-rose-gold"}, {"reference": {"slug": "patek-philippe-1463-tasti-tondi-steel", "brand": "Patek Philippe", "ref": "1463", "model": "Tasti Tondi Chronograph", "case_material": "Stainless Steel", "url": "https://mostexpensivewatches.net/reference/patek-philippe-1463-tasti-tondi-steel"}, "score": 19, "why_compare": "Same patek philippe collector universe; shared search intent: chronograph, patek.", "listing_stats": {"count": 0, "median": 0, "low": 0, "high": 0}, "top_listing": null, "auction_comp_count": 2, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-1463-tasti-tondi-steel", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-1463-tasti-tondi-steel"}, {"reference": {"slug": "patek-philippe-130-chronograph-yellow-gold", "brand": "Patek Philippe", "ref": "130", "model": "Vintage Chronograph", "case_material": "18k Yellow Gold", "url": "https://mostexpensivewatches.net/reference/patek-philippe-130-chronograph-yellow-gold"}, "score": 19, "why_compare": "Same patek philippe collector universe; shared search intent: chronograph, patek.", "listing_stats": {"count": 1, "median": 35900.0, "low": 35900.0, "high": 35900.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_16184932335961", "brand": "Patek Philippe", "model": "Patek Philippe World Time ref 5130R Guilloché Dial in 18k Rose Gold with Box and Papers", "reference": "5130R", "year": null, "case_material": "18k Rose Gold", "case_size_mm": 40.0, "movement": "Automatic", "complications": ["GMT / Dual Time", "World Time"], "condition": "excellent", "box_papers": "full_set", "price_usd": 35900.0, "currency": "USD", "merchant_slug": "bulang-and-sons", "merchant_url": "https://bulangandsons.com/products/patek-philippe-world-time-ref-5130r-guilloche-dial-in-18k-rose-gold-with-box-and-papers-w3642", "image_url": "https://cdn.shopify.com/s/files/1/0961/8613/8969/files/W-3642PatekPhilippeWorldtimeref5130Rwithboxandpapers_274_1x1_244b1467-2899-4b65-a987-9b947955d407.jpg?v=1778666700", "title": "Patek Philippe Patek Philippe World Time ref 5130R Guilloché Dial in 18k Rose Gold with Box and Papers", "description": " The story of the Patek Philippe World Time complication begins with Louis Cottier, a Geneva watchmaker who invented the modern world time mechanism in the early 1930s. His system allowed the wearer to read the time in 24 time zones simultaneously, using a central hour and minute hand, a rotating 24-hour ring, and a city ring representing major world cities. \n   \n Patek Philippe quickly recognized", "listed_at": "2026-05-18T08:05:39+02:00", "in_stock": true, "url": "https://mostexpensivewatches.net/listing/h_16184932335961", "outbound_url": "https://bulangandsons.com/products/patek-philippe-world-time-ref-5130r-guilloche-dial-in-18k-rose-gold-with-box-and-papers-w3642", "affiliate_network": "none", "outbound_available": true}, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/it/review/patek-philippe-130-chronograph-yellow-gold", "alternatives_url": "https://mostexpensivewatches.net/it/alternatives/patek-philippe-130-chronograph-yellow-gold"}, {"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": 17, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, patek.", "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": 17, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, patek.", "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": 17, "why_compare": "Same patek philippe collector universe; shared search intent: calendar, patek.", "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"}]}