Important Collectors Wristwatches, Po...

Geneva, Nov 14, 2009

LOT 262

Ref. 6542, GMT-Master - Perspex Bezel Rolex, "Oyster Perpetual, GMT-Master, Officially Certified Chronometer," case No. 482316, Ref. 6542. Made in 1959. Very fine and rare, two time zone, center seconds, selfwinding, water-resistant, stainless steel wristwatch with date, special 24-hour bezel and hand and a stainless steel riveted Oyster bracelet. Accompanied by a fitted box.

C. Three-body, polished and brushed, screwed-down case back and crown, red and blue graduated bidirectional revolving bezel for the second time zone in 24 hours, crystal with cyclops lens. D. Black with luminous round, triangular and baton indexes, outer minute track, aperture for the date. Luminous gilt skeleton hands. M. Cal. 1030, rhodium-plated, 25 jewels, straight-line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock absorber, self-compensating Breguet balance spring. Dial, case and movement signed. Diam. 39 mm. Thickness 13 mm. Approx overall length 180 mm.