Rolex Daytona (Ref. 16518) Cosmograph 'Daytona' model An 18k yellow gold automatic chronograph wristwatch with Zenith movement Case No. X434'560 Circa 1991 Dial: White Calibre: Cal. 4030 automatic, 31 jewels Case: 18k yellow gold, screw-down case back Closure: 18k yellow gold Rolex folding clasp Size: 40 mm diameter Signed: Case, dial and movement Accessories: With Rolex fitted box Displaying an “inverted six” on the hour counter, this reference 16518 watch could be quickly recognised as a Cosmograph Daytona fitted with the Zenith based movement 4030. Featuring an attractive white dial, the Daytona furthermore exhibits a prominent presence with its yellow gold tachymeter bezel and the remining original green sticker to its case backing. Please be advised that bands made of materials derived from endangered or otherwise protected species (i.e. alligator and crocodile) are not sold with the watches and are for display purposes only. We reserve the right to remove these bands prior to shipping.