Rolex 16718 GMT Master II 18k Yellow Gold / Sharp (27442)

27442 Rolex 16718 GMT Master II, Reference: 16718, 18k Yellow Gold on a leather strap with Rolex 18k yellow gold tang buckle, automatic movement, date, second time zone, COSC, N Series (1991), diameter: 40 mm, thickness: 12 mm, sapphire crystal, water resistant to 100 meters, Like New with European Watch Company box and warranty card.


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More about Rolex 16718 GMT Master II 18k Yellow Gold / Sharp

This is a 904L stainless steel and 18K yellow gold Rolex GMT Master II 16718. It has It has a leather strap with an 18K yellow gold Rolex tang buckle, and a scratch resistant sapphire crystal with anti-reflective coatings. It has a crown-guard protected 18k gold Triplock winding crown, and a solid screw down case back. The 40mm diameter solid three-body case, bracelet, and gold knurled bi-directional revolving bezel are polished/brushed. The black aluminum insert on the bezel has 24-hour Arabic numerals for the GMT second time zone. The dial is black with luminous round, triangular, and baton hour markers, luminescent independently adjustable Rolex baton hands, a central sweep seconds hand with a luminous "lollipop" indicator, and an additional 24-hour hand with a luminous white arrow indicator. There is a quickset date aperture under a Cyclops magnification lens at the 3 o'clock position. It includes a superlative Certified Official Superlative Chronometer (COSC) rating, and it's water resistant to 100 meters/330 feet. The 12mm thick case, dial, and movement are all signed. This Rolex GMT Master II 16718 has a mechanical automatic self-winding Rolex caliber 3185 movement that's rhodium-plated, with oeil de perdrix embellishment, and an Incabloc shock absorber device. It's constructed with 31 jewels, a straight-line lever escapement, a paramagnetic blue Parachrom hairspring, and a monometallic balance that's adjusted to temperatures and 5 positions. It includes a self-compensating free-sprung Breguet balance spring, Microstella regulating screws, and a central hacking seconds mechanism for precision time setting. The mechanism oscillates at a frequency of 28,800 vph (4 Hz).

This Rolex GMT Master II 16718 was first introduced in the 1980's.