Important Modern & Vintage Timepieces
Hong Kong, Nov 27, 2016
ROLEX REF. 16523 COSMOGRAPH DAYTONA STEEL AND GOLD Rolex, "Oyster Perpetual, Superlative Chronometer, Officially Certified, Cosmograph, Daytona", Ref. 16523. Made circa 1990. Fine, self-winding, water-resistant, stainless steel and 18K yellow gold wristwatch with round button chronograph, registers, tachymeter, and a stainless steel and 18K yellow gold Rolex bracelet.
Three-body, polished and brushed, screwed-down case back and gold buttons and crown, Triplock winding crown protected by the crown guard, tachymeter graduation on the gold bezel to 400 units per hour, sapphire crystal. Two-tone champagne and black with applied yellow gold luminous baton indexes, subsidiary dials for the seconds, the 12-hour and 30-minute registers, outer minute/seconds division. Luminous yellow gold baton hands. Cal. 4030, rhodium-plated, oeil de perdrix decoration, 31 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions and temperature, shock absorber self-compensating freesprung Breguet balance spring, Microstella regulating screws.