Important Modern & Vintage Timepieces

Geneva, May 12, 2013

LOT 247

ROLEX REF 16520 DAYTONA STEEL Rolex, ?Oyster Perpetual, Superlative Chronometer, Officially Certified Cosmograph Daytona?, case No. U162283, Ref. 16520. Made in 1998. Fine and rare, self-winding, water resistant, stainless steel wristwatch with round button chronograph, registers, tachometer and a stainless steel Rolex Oysterlock bracelet with deployant clasp. Accompanied by the guarantee, fitted box, extra link, and additional dial.

C. Three-body, solid, polished and brushed, curved lugs, screwed-down case back, buttons and crown, Triplock winding- crown protected by the crown guard, tachometer graduation on the bezel to 400 units per hour, sapphire crystal. D. White with applied luminous baton indexes, outerminutes/ seconds divisions, subsidiary dials for the seconds, the 12-hour and 30-minute registers. Luminous white gold bâton hands. M. Cal. 4030, rhodium-plated, 31 jewels, straight-line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws. Dial, case and movement signed. Diam. 40 mm. Thickness 12 mm. Approx. overall length 175 mm.