Omega Seamaster Professional Chronometer. Water resistant to 300 meters. Omega Cal. 1164 based on Valjoux 7750 25 jewels Swiss Automatic chronograph movement. Satin and polish finished case with blue uni-directional 60 minutes bezel, blue color textured dial with large luminous markers and date calendar. Satin and polish finished watch bracelet with tri-fold deployment clasp and over-the-wetsuit expansion.
Certified COSC ( Controle Officiel Suisse des Chronometres ) Chronometer. Rhodium color movement plates.
12 hr, 30 min, 60 sec registers chronograph. Date calendar, window display.
Combination satin/polished finish. Solid AISI 316L Stainless steel. 2 piece construction (core, back).
Uni-Directional rotating, ratcheted, 0-60 Elapsed-Time. Blue color.
Sport style, screw-down (threaded). Factory Logo engraved/embossed.
Sapphire. Anti-Glare treated. Very slight dome profile.
Blue color. Guilloche texture. Luminous hour markers/dots.
Steel color. Luminous filled.
Combination satin/polished finish. Solid AISI 316L stainless steel. Fits 7 1/2" wrist.
Tri-fold, Sport style, with spring release. Factory Logo engraved/embossed. Over-the-wetsuit expansion.