The "Vintage Serie"
Rolex Oyster Perpetual GMT Master

Superlative Chronometer, Officially Certified, Ref. 1675. Made in the late 1950s. Two-time zone, center-seconds, self-winding, water-resistant, 18K yellow gold gentleman's wristwatch with date and a special 24-hour bezel and hand. Case:. Three-body, solid, polished and brushed, screwed-down case back and crown, back with monogram, Twinlock winding-crown, graduated 24-hour revolving bronze bezel for the second time-zone, crystal with "Cyclops" lens. Dial: Brown with applied yellow gold tritium-coated round, bâton and triangular indexes, aperture for the date. Tritium-coated yellow gold "skeleton" hands. Caliber: 1560, rhodium-plated, 26 jewels, straight line lever escapement, monometallic balance adjusted to tempeatures and 5 positions, self-compensating free-sprung Breguet balance-spring, Microstella regulating screws. Dial, case and movement signed. Diam. 40 mm. Thickness: 12 mm.