Antiquorum Auctioneers Lot soldUSD 0EstimateUSD 7 000 - 10 000 See all lots IWC - Ref. 3764 Antiquorum - Important Modern & Vintage Timepieces December 2016 | 08 December Movement Automatic Year of manufacture 1970 Lot number 254 Location Description IWC REF. 3764 DA VINCI CHRONOGRAPH PINK GOLD International Watch Co., Schaffhausen, "Da Vinci, Automatic Chronograph," Ref. 3764. Made circa 2008. Fine, tonneau-shaped, water-resistant, self-winding, 18K pink gold fly-back chronograph wristwatch with combined 60-minute and 12-hour registers, subsidiary seconds, date and an 18K pink gold IWC deployant buckle. Three-body, polished and brushed, rounded polished bezel, lapidated lugs, inset shaped rectangular chronograph pushers, transparent case back with 8 screws, screw-down crown, sapphire crystals. Two-tone silver with applied luminous pink gold indexes, raised outer 1/5th seconds track with Arabic 5 minute numerals and red 15 minutes, sunk subsidiary dials for combined 60-minute and 12-hour register, subsidiary seconds with date aperture at 6. Luminous pink gold alpha hands. Cal. 89360, rhodium plated, 40 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating balance spring, index regulator, hack mechanism.