Ref. 116518, Cosmograph Daytona Rolex, “Oyster Perpetual, Superlative Chronometer, Officially Certified, Cosmograph Daytona”, case No. Y942640, Ref. 116518. Made in 2003. Fine, self-winding, water-resistant, 18K yellow gold wristwatch with round button chronograph, registers, gold bezel with tachometer graduated to 400 units per hour and an 18K yellow gold Rolex deployant clasp.
C. Three-body, solid, polished and brushed, screwed-down case back, crown and buttons, Triplock winding crown protected by the Crown Guard, tachometer graduation on the bezel to 400 units per hour, sapphire crystal.
D. Off-white with applied yellow gold Arabic numerals, subsidiary dials for the seconds, the 12-hour and 30- minute registers, outer minute/seconds track. Luminous yellow gold baton hands.
M. Cal 4130, rhodium-plated, oeil-de-perdrix decoration, 44 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions and to temperatures, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws. Dial, case and movement signed.
Courtesy of Antiquorum