{"query": "704", "brand": null, "total": 3, "limit": 10, "matches": [{"slug": "a-lange-s-hne-704", "brand": "A. Lange & Söhne", "ref": "704", "model": "Lange 1 Tourbillon", "case_material": "Platinum", "provenance": "extracted_from_auction_comps", "url": "https://mostexpensivewatches.net/reference/a-lange-s-hne-704", "description": "The A. Lange & Söhne Lange 1 Tourbillon reference 704.025 in platinum was released in 2000 as a limited edition of 150 pieces to mark the turn of the century. It features the manual-wind caliber L961.1, which incorporates 378 components, twin mainspring barrels for a 72-hour power reserve, and a one-minute tourbillon visible through a dial aperture at 4 o'clock. The 38.5mm case houses a solid silver dial with the signature offset layout and oversized date. Collectors value this reference as the first tourbillon in the Lange 1 family and for its technical execution, including the patented stop-seconds mechanism that allows for precise synchronization. On the secondary market, this platinum reference typically trades in the $120,000 to $160,000 range depending on provenance. A notable 2000 production detail is the use of two diamond endstones for the tourbillon cage, a traditional high-grade finishing touch.", "score": 198}, {"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": 83}, {"slug": "richard-mille-rm-27-04", "brand": "Richard Mille", "ref": "RM 27-04", "model": "Tourbillon Rafael Nadal", "case_material": "Quartz TPT", "url": "https://mostexpensivewatches.net/reference/richard-mille-rm-27-04", "description": "The Richard Mille RM 27-04 Tourbillon Rafael Nadal was released in 2020 as a limited edition of 50 pieces to commemorate the tenth anniversary of the partnership between the athlete and the brand. Collectors prioritize this reference for its technical construction, featuring a case made of TitaCarb, a high-performance polyamide reinforced with 38.5% carbon fiber. The manual-winding caliber RM27-04 utilizes a unique suspension system where the movement is supported by a single 0.27mm steel cable woven into a mesh structure inspired by tennis rackets, allowing the watch to withstand accelerations exceeding 12,000 g’s. The entire timepiece, including the strap, weighs approximately 30 grams. On the secondary market, the RM 27-04 typically commands prices between $2,000,000 and $2,500,000. A notable public sale occurred at the 2021 Only Watch auction, where a prototype version of this reference achieved a hammer price of 2.1 million CHF.", "score": 83}]}