Important Collectors’ Wristwatches, P...

Geneva, Oct 04, 2009

LOT 17

Seamaster 600m 2nd Generation Ploprof Omega, ?Seamaster, Professional, 600m/ 2000ft, Automatic?, Ref. ST 166.0077. Made in the 1970's. Fine, large, asymmetric, center seconds, self-winding, water resistant, stainless steel professional diver's wristwatch with date and a stainless steel Omega shark bracelet ?à petites mailles? with slip-in clasp. Accompanied by a modern Omega box and extra-link.

C. Two-body, massive, polished and brushed, revolving graduated bezel for decompression times with red security pushbutton at 7 o?clock to lock the bezel, screwed-in and protected winding crown at 9 o?clock, bezel inclined and reeded, flat back with horizontal anti-slip groove pattern, sapphire crystal. D. Matte dark blue with painted luminous baton indexes, outer minute/ seconds divisions, date aperture. Luminous white hour and seconds hand, luminous orange minute hand. M. Cal. 1000, Copper-colored, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring. Dial, case and movement signed. Dim. 45 mm x 55 mm. Thickness 14 mm. Approx overall length 170 mm..