Important Modern and Vintage Timepieces

New York, Dec 07, 2011

LOT 75

ROLEX REF. 16660 SEA DWELLER TRANSITIONAL DIAL Rolex, Oyster Perpetual Date, Sea Dweller 4000ft = 1220m, Superlative Chronometer Officially Certified, case No. 8119855, Ref. 16660. Made in 1983. Fine, center seconds, self-winding, water resistant to 1220 m, stainless steel diver?s chronometer wristwatch with second generation helium-escape valve, date and a stainless steel Rolex Oyster Fliplock bracelet.

C. Three-body, polished and brushed, screwed-down engraved case back, graduated unidirectional revolving black bezel for the decompression times, Triplock winding-crown protected by the crown guard, helium escape valve at 9, sapphire crystal. D. Matte black with luminous round, triangular and baton indexes, outer minute/ seconds divisions, aperture for the date. Luminous white gold skeleton hands. M. Cal. 3035, rhodium-plated, 27 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 40 mm. Thickness 15 mm. Approx. overall length 185 mm.