Important Modern and Vintage Timepieces

New York, Dec 07, 2011

LOT 83

ROLEX REF. 16718 GMT-MASTER II Rolex, ?Oyster Perpetual Date, GMT-Master II, Superlative Chronometer, Officially Certified,? Ref. 16718/16710, case No. R986050. Made in 1988. Fine center seconds, self-winding, water-resistant, two time zone, 18K yellow gold chronometer wristwatch with special brown 24-hour bezel and hand, independently adjustable hour hand and an 18K yellow gold riveted Rolex Oyster bracelet.

C. Three-body, solid, polished and brushed, screwed-down case back and protected winding-crown, graduated revolving brown bezel for the diurnal and nocturnal hours of the second time zone in 24 hours, sapphire crystal with cyclops lens. D. Brown with applied luminous round, bâton and triangular indexes, aperture for the date. Luminous yellow gold skeleton hands, independently adjustable hour hand. M. Cal. 3185, rhodium-plated, 31 jewels adjusted to temperatures and 5 positions, straight-line lever escapement, monometallic balance, shock absorber, self-compensating Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 40 mm. Thickness 12 mm.