Important Collectors’ Wristwatches, P...

Geneva, Nov 16, 2008

LOT 607

Ref. 16660, Sea-Dweller 4000 Rolex, ?Oyster Perpetual Date, Sea Dweller 4000ft= 1220m, Superlative Chronometer Officially Certified,?, case No 8564791, Ref. 16660. Made in 1986. Fine and rare, center seconds, self-winding, water-resistant, stainless steel diver'swristwatchwith second generation heliumescape valve, date and a stainless steel Fliplock bracelet.

C. Three-body, polished and brushed, screwed-down engraved case back, graduated unidirectional revolving bezel for the decompression times, Triplock winding crown protected by the crown guard, helium escape valve at 9, sapphire crystal. D. Black with luminous steel round, triangular and baton indexes, outer minute/seconds divisions, aperture for the date. Luminous steel skeleton hands. M. Cal. 3035, rhodium-plated, 27 jewels, straight line lever escapement, monometallic balance, shock absorber, free-sprung self-compensating Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 40 mm. Thickness 15 mm. Approx overall length 175 mm.