Important Modern and Vintage Timepieces

New York, Sep 14, 2011

LOT 34

ROLEX ? REF. 16550 ? EXPLORER II ? IVORY DIAL Rolex, Oyster Perpetual Date, "Explorer II,? Superlative Chronometer, Officially Certified, case No. 9695242, Ref. 16550. Made in 1986. Fine, two time zone, center seconds, self-winding, water-resistant, stainless steel wristwatch with date, 24-hour bezel and hand, independently adjustable 12-hour hand and a stainless steel Rolex Oyster Fliplock bracelet.

C. Three-body, polished and brushed, screwed-down case back and crown, graduated 24-hour bezel for the second time zone, Twinlock winding crown protected by the crown guard, sapphire crystal with cyclops lens. D. Ivory-color with applied luminous round, triangular and baton steel indexes, aperture for the date. Luminous steel skeleton hands. M. Cal. 3085, rhodium-plated, 27 jewels, straight-line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 40 mm. Thickness 13 mm. Approx. overall length 190 mm.