Omega. A titanium self-winding waterproof wristwatch with sweep centre seconds and date

SIGNED OMEGA, SEAMASTER PROFESSIONAL CHRONOMETER, 300M/1000FT, RECENT

Details

Omega. A titanium self-winding waterproof wristwatch with sweep centre seconds and date
Signed Omega, Seamaster Professional Chronometer, 300m/1000ft, recent
With nickel-finished lever movement, 23 jewels, the engine-turned blue dail with luminous square and baton numerals, luminous hands, sweep centre seconds, window for date, the circular water-resistant-type case with unidirectional revolving bezel calibrated for 60 units, screw back and screw down crown, helium valve in the band, together with blue rubber Omega bracelet and stainless steel clasp, Omega International Warranty, instruction booklet, original fitted presentation box and outer packaging, case, dial and movement signed
42 mm. diam.

Lot Essay

During deep dives lasting several days, the helium molecules spread throughout all the matter and penetrate the watch in sufficient quantity to push out the crystal at atmospheric pressure levels. The helium valve prevents this from happening and is used by divers to release helium from their watch while they rise up to the water's surface.

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