ROLEX COSMOGRAPH DAYTONA Rolex, Oyster Perpetual, Cosmograph Daytona, Ref. 116515LN, case no. G491417, circa 2012. A very fine and attractive, water-resistant, automatic, tonneau-shaped, 18K Everose gold, certified chronometer, chronograph’s wristwatch with chocolate color dial, applied blackened radial Arabic numerals and blackened square indexes for quarters, black Cerachrom ceramic bezel with engraved tachymeter scale, Oysterflex bracelet with 18K pink gold secured Oysterlock deployant clasp. Fitted with a caliber 4130, 44 jewels, self-winding, certified chronometer, with column-wheel chronograph mechanism, screwed gold case back, crown and pushers, sapphire crystal. Dial, case and movement are signed. Diam. 40 mm. Thickness 12.30 mm. Accompanied by a user manual, warranty card, booklet and green chronometer seal. Introduced in 1963, the Cosmograph Daytona was designed to meet the demands of professional racing drivers. Launched at Baselworld in 2011, this new pink gold version still pays tribute to the previous versions and brings new improvements on the table. The Oyster Perpetual Cosmograph Daytona is the ultimate tool watch for those with a passion for driving and speed. 60 years after its creation, the Cosmograph Daytona remains in a class of its own among sport chronographs and continues to transcend time.