Ref. 116589, “Sachi Oyster Perpetual Cosmograph” Rolex, “Oyster Perpetual, Superlative Chronometer Officially Certified, Cosmograph”, case No. P 198026, Ref. 116589 SACHI. Made in 2001. Very fine and rare, self-winding, water-resistant, 18K white gold, diamond and blue sapphire gentleman’s wristwatch, with round button chronograph, pave diamondand sapphire-set dial, 24 baguette sapphire-set bezel, registers, with an 18K white gold Rolex deployant clasp.
C. Three-body, solid, polished and brushed, screwed-down case back, buttons and a “Triplock” crown protected by the crown guard, the bezel is set with 24 light blue baguette sapphires, sapphire crystal. D. Entirely pave diamond-set white gold with blue sapphire-set indexes, subsidiary dials for the seconds, the 12-hour and 30-minute registers. White gold and black “baton” hands. M. Cal. 4130, rhodium-plated, 44 jewels, straight-line lever escapement, free-sprung monometallic balance adjusted to 5 positions and temperature, shock absorber, self-compensating Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 40 mm. Thickness 12.5 mm
Courtesy of Antiquorum