{"listing": {"id": "h_6954097082443", "title": "Jaeger-LeCoultre Jaeger-LeCoultre Reverso Grande Reserve Q3012420", "brand": "Jaeger-LeCoultre", "model": "Jaeger-LeCoultre Reverso Grande Reserve Q3012420", "reference": "10-21-JLC-Y5784M", "price_usd": 15435.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "merchant_slug": "hodinkee", "merchant_name": "Hodinkee Shop", "image_url": "https://cdn.shopify.com/s/files/1/0146/0732/files/Jaeger-LeCoultre-Reverso-Grande-Q3012420-10-21-JLC-Y5784M-0380d214a57e_fbbf8e2b-0d2d-4faf-9052-63d2d1730730.jpg?v=1713281421", "detail_url": "https://mostexpensivewatches.net/listing/h_6954097082443", "buy_url": "https://mostexpensivewatches.net/out/h_6954097082443", "available": false}, "lang": "en", "url": "https://mostexpensivewatches.net/listing/h_6954097082443", "alternatives_url": "https://mostexpensivewatches.net/api/v1/listing/h_6954097082443/alternatives", "lower_priced": [], "similar_listings": [], "cohort": {"count": 1, "median": 15435.0, "low": 15435.0, "high": 15435.0, "brands": 1, "merchants": 1, "listing_price": 15435.0, "position": "median", "delta_vs_median_pct": 0.0}, "reference": {"slug": "jlc-master-ultra-thin-tourbillon-pink-gold", "ref": "Q1322410", "brand": "Jaeger-LeCoultre", "model": "Master Ultra Thin Tourbillon", "url": "https://mostexpensivewatches.net/reference/jlc-master-ultra-thin-tourbillon-pink-gold", "alternatives_url": "https://mostexpensivewatches.net/api/alternatives/jlc-master-ultra-thin-tourbillon-pink-gold"}, "cross_reference_alternatives": [{"reference": {"slug": "jaeger-lecoultre-q1662450", "brand": "Jaeger-LeCoultre", "ref": "Q1662450", "model": "Grand Master Tourbillon", "case_material": "18k Pink Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jaeger-lecoultre-q1662450", "description": "The Jaeger-LeCoultre Master Grand Tourbillon reference Q1662450 was introduced in the mid-2000s and remained in production for approximately a decade before being discontinued. This reference features a 43mm case constructed from 18k pink gold and is powered by the automatic Calibre 978. This movement is historically significant for winning the 2009 International Chronometry Competition organized by the Le Locle Clock and Watch Museum. The dial is characterized by a silvered sunray finish and a large aperture at 6 o’clock revealing the titanium tourbillon carriage. Collectors value this model for its technical precision and the use of a high-frequency 28,800 vph escapement within a tourbillon regulator. On the secondary market, this reference typically trades between $40,000 and $55,000 depending on condition and provenance. A notable production detail is the use of a 22k gold oscillating weight, visible through the sapphire crystal caseback."}, "score": 24, "why_compare": "Same jaeger-lecoultre collector universe; shared search intent: 18k, gold; similar gold case profile.", "listing_stats": {"count": 1, "median": 28500.0, "low": 28500.0, "high": 28500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_7569231380567", "title": "Jaeger-LeCoultre Jaeger-LeCoultre Polaris Alarm 'First Series'", "brand": "Jaeger-LeCoultre", "model": "Jaeger-LeCoultre Polaris Alarm 'First Series'", "reference": "—", "price_usd": 28500.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "merchant_slug": "analog-shift", "merchant_name": "Analog/Shift", "image_url": "https://cdn.shopify.com/s/files/1/0809/1255/files/AS11460_40980127_JAEGERLECOULTRE_POLARISALARMFIRSTSERIESEUROPEANMARKET_E859--6.jpg?v=1770990941", "detail_url": "https://mostexpensivewatches.net/listing/h_7569231380567", "buy_url": "https://mostexpensivewatches.net/out/h_7569231380567", "available": false}, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/jaeger-lecoultre-q1662450", "alternatives_url": "https://mostexpensivewatches.net/alternatives/jaeger-lecoultre-q1662450"}, {"reference": {"slug": "jaeger-lecoultre-186", "brand": "Jaeger-LeCoultre", "ref": "186", "model": "Master Grande Tradition Tourbillon Perpetual", "case_material": "18k Pink Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jaeger-lecoultre-186", "description": "The Jaeger-LeCoultre Master Grande Tradition Tourbillon Perpetual reference 186.2.35.S (Q1652420) was introduced around 2010 and remained in production for approximately five years. Collectors target this reference for the Calibre 987, an automatic movement that integrates a silicon escapement with a flying tourbillon and a perpetual calendar. The 42mm case is constructed from 18k pink gold, featuring a silvered grained dial with applied hour markers and a dedicated year aperture. This model represents a specific era where the manufacture focused on combining high complications with modern materials like silicon to improve chronometric stability. On the secondary market, this reference typically trades in the $45,000 to $65,000 range depending on the presence of original documentation. A notable production detail is the limited nature of these high-complication pieces, which were produced in significantly lower volumes than the standard Master Control series."}, "score": 24, "why_compare": "Same jaeger-lecoultre collector universe; shared search intent: 18k, gold; similar gold case profile.", "listing_stats": {"count": 1, "median": 28500.0, "low": 28500.0, "high": 28500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_7569231380567", "title": "Jaeger-LeCoultre Jaeger-LeCoultre Polaris Alarm 'First Series'", "brand": "Jaeger-LeCoultre", "model": "Jaeger-LeCoultre Polaris Alarm 'First Series'", "reference": "—", "price_usd": 28500.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "merchant_slug": "analog-shift", "merchant_name": "Analog/Shift", "image_url": "https://cdn.shopify.com/s/files/1/0809/1255/files/AS11460_40980127_JAEGERLECOULTRE_POLARISALARMFIRSTSERIESEUROPEANMARKET_E859--6.jpg?v=1770990941", "detail_url": "https://mostexpensivewatches.net/listing/h_7569231380567", "buy_url": "https://mostexpensivewatches.net/out/h_7569231380567", "available": false}, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/jaeger-lecoultre-186", "alternatives_url": "https://mostexpensivewatches.net/alternatives/jaeger-lecoultre-186"}, {"reference": {"slug": "jaeger-lecoultre-600", "brand": "Jaeger-LeCoultre", "ref": "600", "model": "Duometre a Chronographe", "case_material": "18k Pink Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jaeger-lecoultre-600", "description": "The Jaeger-LeCoultre Duometre à Chronographe reference Q6012420 in 18k pink gold was introduced in 2007 and remained a catalog staple until its recent discontinuation. Collectors prioritize this reference for the Calibre 380, which utilizes the Dual-Wing system featuring two independent power sources—one for timekeeping and one for the complications—to prevent torque fluctuations. The 42mm case houses a silvered grained dial with a foudroyante (lightning seconds) hand capable of measuring 1/6th of a second. This model represents the foundational entry in the Duometre line, marking a significant technical shift for the manufacture. On the secondary market, this reference typically trades between $28,000 and $38,000 depending on condition and completeness. A notable production detail is the movement’s construction from untreated German silver, which develops a distinct golden patina over time, differentiating it from standard rhodium-plated brass movements."}, "score": 20, "why_compare": "Same jaeger-lecoultre collector universe; shared search intent: 18k, gold; similar gold case profile.", "listing_stats": {"count": 1, "median": 28500.0, "low": 28500.0, "high": 28500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_7569231380567", "title": "Jaeger-LeCoultre Jaeger-LeCoultre Polaris Alarm 'First Series'", "brand": "Jaeger-LeCoultre", "model": "Jaeger-LeCoultre Polaris Alarm 'First Series'", "reference": "—", "price_usd": 28500.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "merchant_slug": "analog-shift", "merchant_name": "Analog/Shift", "image_url": "https://cdn.shopify.com/s/files/1/0809/1255/files/AS11460_40980127_JAEGERLECOULTRE_POLARISALARMFIRSTSERIESEUROPEANMARKET_E859--6.jpg?v=1770990941", "detail_url": "https://mostexpensivewatches.net/listing/h_7569231380567", "buy_url": "https://mostexpensivewatches.net/out/h_7569231380567", "available": false}, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/jaeger-lecoultre-600", "alternatives_url": "https://mostexpensivewatches.net/alternatives/jaeger-lecoultre-600"}, {"reference": {"slug": "jaeger-lecoultre-187", "brand": "Jaeger-LeCoultre", "ref": "187", "model": "Master Grand Tradition Grand Complication", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jaeger-lecoultre-187", "description": "The Jaeger-LeCoultre Master Grande Tradition Grande Complication reference 187.3.46.S in 18k white gold was introduced in 2010 as a limited edition of 75 pieces. This reference features the manual-wind Calibre 945, which integrates a flying orbital tourbillon, a minute repeater with cathedral gongs, and a celestial map displaying sidereal time. The dial utilizes a multi-level construction with a laser-engraved star chart and a sun-tipped hand indicating the zodiac and month. Collectors value this reference for its technical complexity and its role in establishing the brand’s modern high-complication aesthetic. On the secondary market, this specific white gold model typically trades in the $180,000 to $250,000 range depending on condition and provenance. A notable production detail is the use of silicon in the escapement and the \"trebuchet\" hammers designed to improve acoustic transmission against the sapphire crystal."}, "score": 20, "why_compare": "Same jaeger-lecoultre collector universe; shared search intent: 18k, gold; similar gold case profile.", "listing_stats": {"count": 1, "median": 28500.0, "low": 28500.0, "high": 28500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_7569231380567", "title": "Jaeger-LeCoultre Jaeger-LeCoultre Polaris Alarm 'First Series'", "brand": "Jaeger-LeCoultre", "model": "Jaeger-LeCoultre Polaris Alarm 'First Series'", "reference": "—", "price_usd": 28500.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "merchant_slug": "analog-shift", "merchant_name": "Analog/Shift", "image_url": "https://cdn.shopify.com/s/files/1/0809/1255/files/AS11460_40980127_JAEGERLECOULTRE_POLARISALARMFIRSTSERIESEUROPEANMARKET_E859--6.jpg?v=1770990941", "detail_url": "https://mostexpensivewatches.net/listing/h_7569231380567", "buy_url": "https://mostexpensivewatches.net/out/h_7569231380567", "available": false}, "auction_comp_count": 2, "review_url": "https://mostexpensivewatches.net/review/jaeger-lecoultre-187", "alternatives_url": "https://mostexpensivewatches.net/alternatives/jaeger-lecoultre-187"}, {"reference": {"slug": "jaeger-lecoultre-174", "brand": "Jaeger-LeCoultre", "ref": "174", "model": "Master Hometime", "case_material": "18k Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jaeger-lecoultre-174", "description": "The Jaeger-LeCoultre Master Hometime reference 174.2.05 (Q1622420) was produced during the mid-2000s and is no longer in current production. Collectors value this reference for its integration of the Calibre 975, an automatic movement developed with a focus on durability and precision, featuring a ceramic ball-bearing rotor and a variable inertia balance. The 40mm case is constructed from 18k rose gold, housing a silvered dial that displays a second time zone via a skeletonized GMT hand, a dedicated day/night indicator at 12 o'clock, and a small seconds subdial at 6 o'clock. On the secondary market, this gold reference typically trades between $9,000 and $13,000 depending on condition and the presence of original documentation. A notable production detail is the \"Autotract\" movement design, which was specifically engineered to simplify servicing while maintaining high shock resistance, marking a significant technical shift for the Master Control line during that era."}, "score": 20, "why_compare": "Same jaeger-lecoultre collector universe; shared search intent: 18k, gold; similar gold case profile.", "listing_stats": {"count": 1, "median": 28500.0, "low": 28500.0, "high": 28500.0, "brands": 1, "merchants": 1}, "top_listing": {"id": "h_7569231380567", "title": "Jaeger-LeCoultre Jaeger-LeCoultre Polaris Alarm 'First Series'", "brand": "Jaeger-LeCoultre", "model": "Jaeger-LeCoultre Polaris Alarm 'First Series'", "reference": "—", "price_usd": 28500.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "merchant_slug": "analog-shift", "merchant_name": "Analog/Shift", "image_url": "https://cdn.shopify.com/s/files/1/0809/1255/files/AS11460_40980127_JAEGERLECOULTRE_POLARISALARMFIRSTSERIESEUROPEANMARKET_E859--6.jpg?v=1770990941", "detail_url": "https://mostexpensivewatches.net/listing/h_7569231380567", "buy_url": "https://mostexpensivewatches.net/out/h_7569231380567", "available": false}, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/jaeger-lecoultre-174", "alternatives_url": "https://mostexpensivewatches.net/alternatives/jaeger-lecoultre-174"}, {"reference": {"slug": "jaeger-lecoultre-276", "brand": "Jaeger-LeCoultre", "ref": "276", "model": "Reverso", "case_material": "18k Yellow Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jaeger-lecoultre-276", "description": "The Jaeger-LeCoultre Reverso reference 270.1.62, often categorized under the 276 series designation for its 18k yellow gold Grande Taille case, was produced primarily during the 1990s and early 2000s. Collectors target this reference because it established the modern proportions of the Reverso, measuring approximately 26mm by 42mm, which transitioned the model from vintage sizing to contemporary standards. It features the manual-wind Calibre 822, a shaped movement designed specifically for the rectangular case. The dial typically displays a silvered guilloché center with black Arabic numerals and a small seconds sub-dial at six o'clock. On the secondary market, these gold models generally trade between $7,000 and $11,000 depending on the presence of the original 18k tang buckle or deployant clasp. A notable production variant includes the \"Night and Day\" complication, which utilizes the same case architecture but incorporates a 24-hour indicator."}, "score": 20, "why_compare": "Same jaeger-lecoultre collector universe; shared search intent: 18k, gold; similar gold case profile.", "listing_stats": {"count": 62, "median": 9950.0, "low": 4900.0, "high": 100000.0, "brands": 1, "merchants": 6}, "top_listing": {"id": "h_7598928527447", "title": "Jaeger-LeCoultre Jaeger-LeCoultre Reverso Classic Duetto", "brand": "Jaeger-LeCoultre", "model": "Jaeger-LeCoultre Reverso Classic Duetto", "reference": "40980149", "price_usd": 12250.0, "currency": "USD", "condition": "excellent", "box_papers": "full_set", "year": null, "case_material": "Stainless Steel", "case_size_mm": 40.0, "movement": "Automatic", "complications": [], "merchant_slug": "analog-shift", "merchant_name": "Analog/Shift", "image_url": "https://cdn.shopify.com/s/files/1/0809/1255/files/AS11856_40980149_JAEGERLECOULTRE_REVERSOCLASSICBLUEDIA_Q2668432--5.jpg?v=1773947358", "detail_url": "https://mostexpensivewatches.net/listing/h_7598928527447", "buy_url": "https://mostexpensivewatches.net/out/h_7598928527447", "available": true}, "auction_comp_count": 1, "review_url": "https://mostexpensivewatches.net/review/jaeger-lecoultre-276", "alternatives_url": "https://mostexpensivewatches.net/alternatives/jaeger-lecoultre-276"}]}