$7,360
Rolex, Oyster Perpetual, Superlative Chronometer, Officially Certified Cosmograph "Daytona", Ref. 16520. Production of this reference started in 1988.Fine, self-winding, water-resistant to 100 meters, stainless steel gentleman's wristwatch, with round button chronograph, register and tachometer, 50 hours autonomy, stainless steel Oyster bracelet and deployant clasp. three-body, solid, polished and brushed, screwed-down case back, buttons and Triplock crown, tachometer graduation on the bezel to 400 units per hour, sapphire crystal. bicolor black and white with applied tritium-coated steel indexes, auxiliary dials for the seconds, the 12 hours and 30 minutes registers. "Bâton" tritium-coated steel hands. Cal. 4030, rhodium-plated, 31 jewels, straight line lever escapement, Superbalance balance adjusted to 6 positions, shock-absorber, self-compensatig Breguet balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 40 mm. Notes Production of this reference started in 1988. The tachometer was initially graduated for 200 units per hour speed timing. It was later altered to 400 units.
Auctioneer:
Antiquorum
Date:
2001-11-28
