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Chronometre, Date, Central second
Planet Ocean.Omega Seamaster Professional, Co-Axial Chronometer.600m/ 2000ft, Planet Ocean, movement No. 80856198.Ref. 22015000. Sold on May 9, 2005..Fine, center seconds, self-winding, water-resistant, stainless.steel wristwatch with graduated black beze
C. Three-body, solid, polished and brushed, lyre lugs, unidirectional.revolving black bezel, graduated to 60 minutes, gas escape.valve at 10, crown protected by crown guard at 3, screw-down.back, sapphire crystal. D. Matte black with luminous baton.indexes, applied steel Omega symbol, date aperture. Skeletonized.steel arrow hands with luminous tips, red-tipped luminous.steel center seconds hand. M. Cal. 2500, rhodium-plated, 27.jewels, co-axial escapement, free-sprung monometallic balance.shock absorber, self-compensating flat balance spring..Diam. 42 mm. Thickness 15 mm..Dial, case and movement signed..Approximate overall length 180 mm.