Omega Seamaster ST 146.011

A STAINLESS STEEL ASYMMETRIC CHRONOGRAPH WRISTWATCH WITH 30-MINUTE REGISTER CIRCA 1970 REF ST 146.011 "SEAMASTER BULLHEAD" MVT 29149605 Stainless steel width 41.5 mm , • cal. 930 manual winding movement, 17 jewels • salmon dial with luminous square indexes, outermost revolving bezel with Arabic 5 minute divisions, three color 30-minute register, aperture for date • massive shield-shaped case, crown at 6 to adjust the inner revolving bezel, winding crown and two chronograph pushers at 12 • case, dial, and movement signed • stainless steel Omega buckle