{"query": "201.027", "brand": null, "total": 10, "limit": 10, "matches": [{"slug": "a-lange-sohne-201-027-saxonia-thin", "brand": "A. Lange & Söhne", "ref": "201.027", "model": "Saxonia Thin", "case_material": "18k White Gold", "url": "https://mostexpensivewatches.net/reference/a-lange-sohne-201-027-saxonia-thin", "description": "The A. Lange & Söhne Saxonia Thin reference 201.027 was introduced in 2016 and remains in the current catalog. This reference is distinguished by its 37mm case diameter and a thickness of 5.9mm, making it the brand’s thinnest mechanical timepiece. The 18k white gold case houses the manual-wind caliber L093.1, which features a 72-hour power reserve, a three-quarter plate made of untreated German silver, and a hand-engraved balance cock. Collectors value this model for its minimalist two-hand silver dial with solid gold baton indices and its adherence to traditional Saxon finishing standards in a compact profile. On the secondary market, this reference typically trades between $14,000 and $18,000 depending on condition and completeness. While the original 2011 Saxonia Thin measured 40mm, the 37mm proportions of the 201.027 are often cited by enthusiasts as a more historically accurate dress watch size.", "score": 206}, {"slug": "richard-mille-rm027-02", "brand": "Richard Mille", "ref": "RM027-02", "model": "RM027-02 Only Watch 2015", "case_material": "NTPT Carbon and TPT Quartz", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/richard-mille-rm027-02", "description": "The Richard Mille RM 27-02 Only Watch 2015 is a unique piece produced specifically for the 2015 biennial charity auction. This reference introduced the brand’s first unibody baseplate, machined from NTPT carbon to fuse the caseband and baseplate into a single component for increased rigidity and shock resistance. The 47.77mm case utilizes a combination of NTPT carbon and TPT quartz, featuring a distinct white and black striated aesthetic. It houses the manual-winding caliber RM27-02, a tourbillon movement capable of withstanding 5,000 Gs, originally developed for tennis player Rafael Nadal. While the standard production run was limited to 50 pieces, this specific Only Watch edition is a 1-of-1 prototype. At the 2015 Only Watch auction, this specific timepiece sold for 650,000 CHF. On the current secondary market, standard RM 27-02 examples typically trade in the high-six-figure to low-seven-figure range.", "score": 28}, {"slug": "breguet-7027", "brand": "Breguet", "ref": "7027", "model": "Tradition", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/breguet-7027", "description": "The Breguet Tradition 7027 in 18k white gold was introduced in 2005 as the inaugural model of the Tradition collection and remained in production until approximately 2015. Collectors prioritize this reference for its open-worked architecture, which utilizes the manual-wind Calibre 507DR. The movement design is directly inspired by the 1796 souscription pocket watches created by Abraham-Louis Breguet, featuring a central barrel and a symmetrical gear train visible from the dial side. The 37mm case includes signature straight lugs and a coin-edge profile, housing a small, hand-guilloché sub-dial at 12 o'clock. On the secondary market, this white gold reference typically trades between $14,000 and $19,000 depending on condition and provenance. A notable technical detail is the inclusion of a pare-chute shock protection system, a historical recreation of the brand’s 18th-century invention, visible on the balance bridge.", "score": 20}, {"slug": "breguet-tradition-7027-yellow-gold", "brand": "Breguet", "ref": "7027BA/11/9V6", "model": "Tradition 7027", "case_material": "18k Yellow Gold", "url": "https://mostexpensivewatches.net/reference/breguet-tradition-7027-yellow-gold", "description": "The Breguet Tradition 7027BA/11/9V6, introduced in 2005 and discontinued around 2014, represents the inaugural reference of the Tradition collection. Collectors value this 37mm 18k yellow gold model for its caliber 507DR, which utilizes a symmetrical architecture inspired by Abraham-Louis Breguet’s late 18th-century souscription watches. The movement is fully exposed on the dial side, featuring sandblasted finishes, a pare-chute shock protection system, and a power reserve indicator visible on both the front and back. Its compact case size and yellow gold composition distinguish it from later, larger iterations. On the secondary market, this reference typically trades between $14,000 and $19,000 depending on condition and provenance. A notable production detail is the transition from the early \"frosted\" finish to a more uniform NAC coating in later years, with the original yellow gold 7027BA remaining the most historically accurate tribute to the brand's antique pocket watches.", "score": 20}, {"slug": "h-moser-cie-1804-1201", "brand": "H. Moser & Cie", "ref": "1804-1201", "model": "Endeavour Tourbillon Concept", "case_material": "Stainless Steel", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/h-moser-cie-1804-1201", "description": "The H. Moser & Cie. Endeavour Tourbillon Concept reference 1804-1201 was released in 2018 as a limited edition of 20 pieces and is no longer in production. This reference is distinguished by its 42mm stainless steel case, a material rarely used by the brand for tourbillon complications, which are typically reserved for precious metals. It features the HMC 804 self-winding manufacture movement, equipped with a double hairspring and a one-minute flying tourbillon visible at six o'clock. The \"Concept\" designation indicates the absence of a logo or indices on the Funky Blue fumé dial, emphasizing minimalist aesthetics. Collectors value this model for its combination of a high-complication movement with a utilitarian steel case and the brand’s signature stripped-back design language. On the secondary market, this reference typically trades in the $55,000 to $75,000 range. A similar steel-cased Concept tourbillon achieved approximately $63,000 at a 2022 Christie’s auction.", "score": 20}, {"slug": "iwc-iw502709", "brand": "IWC", "ref": "IW502709", "model": "Big Pilot Antoine de Saint Exupéry'", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/iwc-iw502709", "description": "The IWC Big Pilot’s Watch Annual Calendar Edition “Antoine de Saint Exupéry” reference IW502709 was released in 2016 as a limited edition of 250 pieces and is no longer in production. This reference is distinguished by its 46.2mm case constructed from 18k white gold and a tobacco brown sunray-brushed dial featuring an annual calendar complication that displays the month, date, and day in three separate windows. It is powered by the IWC-manufactured caliber 52850, an automatic movement with a seven-day power reserve and a solid 18k gold rotor shaped like a Lockheed P-38 Lightning. On the secondary market, this reference typically trades between $22,000 and $30,000 depending on condition and the presence of original documentation. A notable production detail is the sapphire case back which showcases the specialized rotor, a design specific to the Saint Exupéry series within the Big Pilot line.", "score": 20}, {"slug": "iwc-iw502704", "brand": "IWC", "ref": "IW502704", "model": "Big Pilot Le Petit Prince' Only Watch", "case_material": "18k Red Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/iwc-iw502704", "description": "The IWC Big Pilot’s Watch Annual Calendar Edition “Le Petit Prince” reference IW502704 is a unique piece manufactured in 2016 specifically for the Only Watch charity auction. This reference is distinguished by its 46.2mm case constructed from 18k red gold and a midnight blue sunray-brushed dial featuring an annual calendar complication. It houses the manufacture caliber 52850, which provides a seven-day power reserve. Collectors value this specific watch for its unique movement execution; the solid gold oscillating weight is sandblasted and shaped to depict the Little Prince standing on an asteroid. As a unique piece, it does not have a standard secondary market price range, though it sold at the 2016 Christie’s Only Watch auction for 38,000 CHF. It remains the only example of this reference ever produced, marking a significant entry in the brand’s partnership with the Antoine de Saint-Exupéry Youth Foundation.", "score": 20}, {"slug": "jacob-co-cv201", "brand": "Jacob & Co", "ref": "CV201", "model": "Caviar Tourbillon", "case_material": "18k White Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jacob-co-cv201", "description": "The Jacob & Co. Caviar Tourbillon CV201 in 18k white gold is a high-jewelry timepiece introduced in the early 2010s and remains available via special order. Collectors value this reference for its \"invisible setting,\" a technique where 424 baguette-cut diamonds are set into the case and dial without visible prongs, creating a seamless surface of stones. The watch is powered by the manual-wind Caliber JCBM05, which features a one-minute flying tourbillon and a 100-hour power reserve. Its 47mm case is constructed from 18k white gold and is fully paved, including the crown and lugs. On the secondary market, this reference typically commands prices in the mid-to-high six-figure range, often between $400,000 and $700,000 depending on stone quality. A notable production variant includes the \"Black Caviar,\" which utilizes black sapphires instead of white diamonds to achieve a monochromatic aesthetic.", "score": 20}, {"slug": "jaeger-lecoultre-3027", "brand": "Jaeger-LeCoultre", "ref": "3027", "model": "Lucky 13", "case_material": "14k Yellow Gold", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/jaeger-lecoultre-3027", "description": "The Jaeger-LeCoultre Lucky 13, reference 3027, was produced during the early 1960s and is no longer in production. This reference is characterized by its 14k yellow gold case and a unique dial configuration where every hour marker is represented by the number 13. It houses the manual-wind Caliber 818/2, a movement frequently utilized by the brand during this era for its slim profile. Collectors value the reference for its rarity and its historical association with the Anti-Superstition Society of Chicago, which commissioned the design to challenge common phobias. On the secondary market, these watches typically trade in the $10,000 to $20,000 range depending on condition. A notable example was gifted to United States Senator John Glenn by the Anti-Superstition Society following his 1962 orbital flight, and this specific piece sold at auction in 2019 for $12,500.", "score": 20}, {"slug": "richard-mille-rm027-01", "brand": "Richard Mille", "ref": "RM027-01", "model": "Rafael Nadal", "case_material": "Carbon Composite", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/richard-mille-rm027-01", "description": "The Richard Mille RM 27-01 Rafael Nadal was introduced in 2013 as a limited edition of 50 pieces, succeeding the original RM 027. This reference is significant for its carbon nanotube-injected polymer case and a movement suspended by four braided steel cables, each measuring 0.35mm in diameter. This architecture allows the manual-wind caliber to withstand accelerations exceeding 5,000 Gs while maintaining a total weight of 18.83 grams including the strap. Collectors prioritize this model for its technical advancement in shock resistance and its status as the lightest mechanical tourbillon at the time of its release. On the secondary market, the RM 27-01 typically commands prices between $1,500,000 and $2,000,000 depending on provenance. A notable public sale occurred at a 2023 Christie’s auction, where a specimen achieved a hammer price of approximately $1.1 million, though private valuations often trend higher due to extreme scarcity.", "score": 20}]}