Omega Chronostop Driver's Watch Steel c 1970

Chronostop Omega, Genève. Ref. ST 145.010. Made circa 1970. Very fine and unusual, tonneau-shaped, water-resistant, stainless steel driver's wristwatch with single button chronograph on leather strap with stainless steel Omega deployant buckle. C. Two-body, polished with down-turned shoulders, screwed down case back, single push-button for start, stop and return-to zero function, on leather strap with stainless steel Omega No.27 deployant buckle. D. Anthracite with applied polished and faceted steel baton indexes with luminous dots, outer minute/seconds and 1/5th second divisions. Luminous black and white baton hands, orange dart chronograph hand. M. Cal. 865, copper-colored, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator. Case, dial and movement signed. Dim 35 x 39 mm. Thickness 11.5 mm.

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