{"listing": {"id": "h_6959872671819", "title": "OMEGA OMEGA Seamaster Aqua Terra 150M Chronometer 2503.33.00", "brand": "OMEGA", "model": "OMEGA Seamaster Aqua Terra 150M Chronometer 2503.33.00", "reference": "2503.33", "price_usd": 3800.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": ["Chronograph"], "merchant_slug": "hodinkee", "merchant_name": "Hodinkee Shop", "image_url": "https://cdn.shopify.com/s/files/1/0146/0732/files/OMEGA-Seamaster-Aqua-Terra-2503-33-00-10-10-OME-PTLG6Z-aa7d793b71cb_3ae54a6a-f9f8-4cd5-b252-5b1855a5fffa.jpg?v=1711761858", "detail_url": "https://mostexpensivewatches.net/listing/h_6959872671819", "buy_url": "https://mostexpensivewatches.net/out/h_6959872671819", "available": false}, "lang": "en", "url": "https://mostexpensivewatches.net/listing/h_6959872671819", "alternatives_url": "https://mostexpensivewatches.net/api/v1/listing/h_6959872671819/alternatives", "lower_priced": [{"id": "h_6865273421899", "title": "OMEGA OMEGA Seamaster Aqua Terra 150M Chronometer 2503.33.00", "brand": "OMEGA", "model": "OMEGA Seamaster Aqua Terra 150M Chronometer 2503.33.00", "reference": "2503.33", "price_usd": 3700.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": ["Chronograph"], "merchant_slug": "hodinkee", "merchant_name": "Hodinkee Shop", "image_url": "https://cdn.shopify.com/s/files/1/0146/0732/products/OMEGA-Seamaster-Aqua-Terra-2503-33-00-10-10-OME-PRAY0F-b94f9342c2c0_d1e73808-630a-4711-870f-8eaffa3f3d59.jpg?v=1700924113", "detail_url": "https://mostexpensivewatches.net/listing/h_6865273421899", "buy_url": "https://mostexpensivewatches.net/out/h_6865273421899", "available": false}], "similar_listings": [], "cohort": {"count": 3, "median": 3800.0, "low": 3700.0, "high": 3800.0, "brands": 1, "merchants": 1, "listing_price": 3800.0, "position": "highest", "delta_vs_median_pct": 0.0}, "reference": {"slug": "omega-87233956", "ref": "87233956", "brand": "Omega", "model": "Seamaster 300 Prototype", "url": "https://mostexpensivewatches.net/reference/omega-87233956", "alternatives_url": "https://mostexpensivewatches.net/api/alternatives/omega-87233956"}, "cross_reference_alternatives": [{"reference": {"slug": "omega-165", "brand": "Omega", "ref": "165", "model": "Seamaster 300", "case_material": "Stainless Steel", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/omega-165", "description": "The Omega Seamaster 300 reference 165.024 was produced between approximately 1964 and 1970. Collectors prioritize this reference for its asymmetrical twisted-lug case design, which measures 42mm and features integrated crown guards. It typically houses the caliber 550 or 552 automatic movement, known for its reliability and copper-colored finish. Key evaluation points include the presence of the original \"big triangle\" dial at the 12 o'clock position and the condition of the fragile acrylic bezel insert. This reference was notably issued to the British Royal Navy, and examples with verifiable military engravings command significant premiums. On the current secondary market, standard civilian models generally trade between $8,000 and $15,000 depending on originality and patina. Rare military-issued \"MilSpec\" versions have reached prices exceeding $30,000 at specialized auctions. Authenticity is critical, as many examples contain service replacement parts or aftermarket components."}, "score": 20, "why_compare": "Same omega collector universe; shared search intent: omega, seamaster; similar steel case profile.", "listing_stats": {"count": 455, "median": 5985.0, "low": 3000.0, "high": 92135.0, "brands": 1, "merchants": 5}, "top_listing": {"id": "h_8029436969282", "title": "OMEGA Seamaster Planet Ocean 600M Co-Axial Master Chronometer Limited Edition of 88 Watch - 43.5 mm White Gold Case - Unidirectional Bezel - Blued Mother-Of-Pearl Dial - Blue Leather Strap - 215.58.44", "brand": "OMEGA", "model": "Seamaster Planet Ocean 600M Co-Axial Master Chronometer Limited Edition of 88 Watch - 43.5 mm White Gold Case - Unidirectional Bezel - Blued Mother-Of-Pearl Dial - Blue Leather Strap - 215.58.44.21.07.001", "reference": "215.58", "price_usd": 92135.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "18k White Gold", "case_size_mm": 43.5, "movement": "Automatic", "complications": ["Chronograph"], "merchant_slug": "watch-affinity", "merchant_name": "Watch-Affinity", "image_url": "https://cdn.shopify.com/s/files/1/0683/2449/1586/products/21558442107001.jpg?v=1669756117", "detail_url": "https://mostexpensivewatches.net/listing/h_8029436969282", "buy_url": "https://mostexpensivewatches.net/out/h_8029436969282", "available": true}, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/omega-165", "alternatives_url": "https://mostexpensivewatches.net/alternatives/omega-165"}, {"reference": {"slug": "omega-ck", "brand": "Omega", "ref": "CK", "model": "Seamaster 300", "case_material": "Stainless Steel", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/omega-ck", "description": "The Omega Seamaster 300 reference CK2913 was produced between 1957 and approximately 1961 as part of the professional \"Master\" trilogy. Collectors prioritize this reference for its historical status as Omega’s first dedicated divers' watch, featuring a 39mm straight-lug case, a \"Broad Arrow\" hour hand, and the caliber 501 automatic movement. Early iterations are distinguished by their countdown bezels and thin \"thin-arrow\" seconds hands. Due to the fragile nature of the original acrylic bezel inserts, examples with intact, original components are rare. On the secondary market, prices typically range from $15,000 to over $50,000 depending on the specific sub-reference and condition. A notable variant is the \"Military\" version issued to the British Royal Navy, which features fixed lug bars and specific caseback engravings; these rare military-spec examples have achieved auction results exceeding $100,000."}, "score": 20, "why_compare": "Same omega collector universe; shared search intent: omega, seamaster; similar steel case profile.", "listing_stats": {"count": 551, "median": 6250.0, "low": 3000.0, "high": 92135.0, "brands": 1, "merchants": 5}, "top_listing": {"id": "h_8029436969282", "title": "OMEGA Seamaster Planet Ocean 600M Co-Axial Master Chronometer Limited Edition of 88 Watch - 43.5 mm White Gold Case - Unidirectional Bezel - Blued Mother-Of-Pearl Dial - Blue Leather Strap - 215.58.44", "brand": "OMEGA", "model": "Seamaster Planet Ocean 600M Co-Axial Master Chronometer Limited Edition of 88 Watch - 43.5 mm White Gold Case - Unidirectional Bezel - Blued Mother-Of-Pearl Dial - Blue Leather Strap - 215.58.44.21.07.001", "reference": "215.58", "price_usd": 92135.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "18k White Gold", "case_size_mm": 43.5, "movement": "Automatic", "complications": ["Chronograph"], "merchant_slug": "watch-affinity", "merchant_name": "Watch-Affinity", "image_url": "https://cdn.shopify.com/s/files/1/0683/2449/1586/products/21558442107001.jpg?v=1669756117", "detail_url": "https://mostexpensivewatches.net/listing/h_8029436969282", "buy_url": "https://mostexpensivewatches.net/out/h_8029436969282", "available": true}, "auction_comp_count": 5, "review_url": "https://mostexpensivewatches.net/review/omega-ck", "alternatives_url": "https://mostexpensivewatches.net/alternatives/omega-ck"}, {"reference": {"slug": "omega-st", "brand": "Omega", "ref": "ST", "model": "Speedmaster Prototype", "case_material": "Stainless Steel", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/omega-st", "description": "The Omega Speedmaster Prototype ST (Stainless Steel) refers to a series of experimental chronographs produced primarily between the late 1960s and early 1970s. Collectors value these references for their rarity and technical divergence from standard Moonwatch specifications, often featuring the Calibre 861 or 1040 movements. These prototypes frequently showcase unique dial configurations, such as the \"Alaska Project\" radial sub-dials or experimental white matte finishes designed for thermal reflection. Case constructions vary from standard asymmetrical designs to reinforced housings intended for extreme environments. Due to their scarcity and historical significance in NASA testing, these watches rarely appear on the secondary market, typically commanding prices in the mid-to-high six-figure range. A notable auction result occurred in 2021 when a 1972 Speedmaster Professional Alaska II prototype sold for over $500,000, underscoring the high demand for documented developmental pieces with verified provenance."}, "score": 20, "why_compare": "Same omega collector universe; shared search intent: omega, prototype; similar steel case profile.", "listing_stats": {"count": 1359, "median": 6950.0, "low": 3000.0, "high": 637995.0, "brands": 1, "merchants": 6}, "top_listing": {"id": "h_8029350986050", "title": "OMEGA De Ville Tourbillon Co-Axial Limited Edition - 38.7 mm Platinum Case - Sapphire Dial - Grey Leather Strap Limited Edition of 3 - 513.98.39.21.56.001", "brand": "OMEGA", "model": "De Ville Tourbillon Co-Axial Limited Edition - 38.7 mm Platinum Case - Sapphire Dial - Grey Leather Strap Limited Edition of 3 - 513.98.39.21.56.001", "reference": "513.98", "price_usd": 637995.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Platinum", "case_size_mm": 38.7, "movement": "Automatic", "complications": ["Tourbillon", "Chronograph"], "merchant_slug": "watch-affinity", "merchant_name": "Watch-Affinity", "image_url": "https://cdn.shopify.com/s/files/1/0683/2449/1586/products/51398392156001.jpg?v=1669755240", "detail_url": "https://mostexpensivewatches.net/listing/h_8029350986050", "buy_url": "https://mostexpensivewatches.net/out/h_8029350986050", "available": true}, "auction_comp_count": 2, "review_url": "https://mostexpensivewatches.net/review/omega-st", "alternatives_url": "https://mostexpensivewatches.net/alternatives/omega-st"}, {"reference": {"slug": "omega-2077-4", "brand": "Omega", "ref": "2077-4", "model": "Chronograph Multi-scale", "case_material": "Stainless Steel", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/omega-2077-4", "description": "The Omega reference 2077-4 is a vintage chronograph produced during the early to mid-1940s. Collectors prioritize this reference for its 38mm stainless steel \"waterproof\" case, which features a screw-down caseback and round pushers, a significant size for the era. It is powered by the manual-wind Caliber 33.3, a high-grade movement derived from Lemania that preceded the 321. The \"Multi-scale\" designation refers to the technical dial layout, which typically includes concentric tachymeter, telemeter, and pulsometer scales in contrasting colors. Due to its limited production and historical position as a predecessor to modern professional chronographs, the 2077-4 is rare. On the secondary market, well-preserved examples generally command prices in the $40,000 to $80,000 range, though exceptional specimens with original multi-color snail dials have reached six figures at auction. A notable variant includes the black dial execution, which often realizes a significant premium over silvered versions."}, "score": 18, "why_compare": "Same omega collector universe; shared search intent: omega, stainless; 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/review/omega-2077-4", "alternatives_url": "https://mostexpensivewatches.net/alternatives/omega-2077-4"}, {"reference": {"slug": "omega-2915-2", "brand": "Omega", "ref": "2915-2", "model": "Speedmaster", "case_material": "Stainless Steel", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/omega-2915-2", "description": "The Omega Speedmaster reference 2915-2 was produced between 1958 and 1959 as the second iteration of the original Speedmaster line. Collectors prioritize this reference for its transitional status, featuring the caliber 321 manual-wind movement and the \"Broad Arrow\" handset. The 39mm stainless steel case retains the symmetrical straight-lug design without crown guards and includes a steel tachymeter bezel, a feature unique to the 2915 series before the transition to black aluminum inserts. Rarity is high due to the short production window. On the secondary market, prices typically occupy the mid-to-high six-figure range depending on the presence of original components like the \"Base 1000\" bezel. A notable auction result occurred in 2021 when a tropical-dial 2915-1, the immediate predecessor sharing most 2915-2 specifications, sold for over 3 million USD, though standard 2915-2 examples generally command lower premiums."}, "score": 18, "why_compare": "Same omega collector universe; shared search intent: omega, stainless; similar steel case profile.", "listing_stats": {"count": 425, "median": 6000.0, "low": 3000.0, "high": 74000.0, "brands": 1, "merchants": 6}, "top_listing": {"id": "h_8029446734146", "title": "OMEGA Speedmaster Moonwatch Omega Co-Axial Master Chronometer Moonphase Chronograph - 44.25 mm Platinum Case - Platinum-Gold Dial - Green Leather Strap - 304.93.44.52.99.003", "brand": "OMEGA", "model": "Speedmaster Moonwatch Omega Co-Axial Master Chronometer Moonphase Chronograph - 44.25 mm Platinum Case - Platinum-Gold Dial - Green Leather Strap - 304.93.44.52.99.003", "reference": "304.93", "price_usd": 54210.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Platinum", "case_size_mm": 25.0, "movement": "Automatic", "complications": ["Chronograph", "Moon Phase"], "merchant_slug": "watch-affinity", "merchant_name": "Watch-Affinity", "image_url": "https://cdn.shopify.com/s/files/1/0683/2449/1586/products/30493445299003.jpg?v=1669756209", "detail_url": "https://mostexpensivewatches.net/listing/h_8029446734146", "buy_url": "https://mostexpensivewatches.net/out/h_8029446734146", "available": true}, "auction_comp_count": 5, "review_url": "https://mostexpensivewatches.net/review/omega-2915-2", "alternatives_url": "https://mostexpensivewatches.net/alternatives/omega-2915-2"}, {"reference": {"slug": "omega-2998-1", "brand": "Omega", "ref": "2998-1", "model": "Speedmaster", "case_material": "Stainless Steel", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/omega-2998-1", "description": "The Omega Speedmaster reference 2998-1 was produced between 1959 and 1960 as the successor to the 2915. It is the first Speedmaster to feature the black aluminum tachymeter bezel and \"Alpha\" style hands, replacing the Broad Arrow handset of earlier models. The watch utilizes a 39mm stainless steel straight-lug case without crown guards and is powered by the manual-wind Calibre 321 movement. Collectors prioritize this reference for its transitional role in the model's evolution and its specific \"Base 1000\" bezel. On the secondary market, prices typically range from $40,000 to over $100,000 depending on the presence of original components and dial condition. A notable production detail is the \"lollipop\" chronograph seconds hand found on some early examples, which significantly increases value at auction. High-quality specimens with tropical brown dials have historically exceeded these standard price brackets."}, "score": 18, "why_compare": "Same omega collector universe; shared search intent: omega, stainless; similar steel case profile.", "listing_stats": {"count": 425, "median": 6000.0, "low": 3000.0, "high": 74000.0, "brands": 1, "merchants": 6}, "top_listing": {"id": "h_8029446734146", "title": "OMEGA Speedmaster Moonwatch Omega Co-Axial Master Chronometer Moonphase Chronograph - 44.25 mm Platinum Case - Platinum-Gold Dial - Green Leather Strap - 304.93.44.52.99.003", "brand": "OMEGA", "model": "Speedmaster Moonwatch Omega Co-Axial Master Chronometer Moonphase Chronograph - 44.25 mm Platinum Case - Platinum-Gold Dial - Green Leather Strap - 304.93.44.52.99.003", "reference": "304.93", "price_usd": 54210.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Platinum", "case_size_mm": 25.0, "movement": "Automatic", "complications": ["Chronograph", "Moon Phase"], "merchant_slug": "watch-affinity", "merchant_name": "Watch-Affinity", "image_url": "https://cdn.shopify.com/s/files/1/0683/2449/1586/products/30493445299003.jpg?v=1669756209", "detail_url": "https://mostexpensivewatches.net/listing/h_8029446734146", "buy_url": "https://mostexpensivewatches.net/out/h_8029446734146", "available": true}, "auction_comp_count": 5, "review_url": "https://mostexpensivewatches.net/review/omega-2998-1", "alternatives_url": "https://mostexpensivewatches.net/alternatives/omega-2998-1"}]}