Omega, Electronic Seamaster Chronometer, a gentleman’s stainless steel wristwatch, circa 1970, ref. 198-012 AB, the four piece screw down case with textured silvered dial, baton numerals, black luminous baton hands and date aperture, 12 jewel Omega electronic movement, cal. 1250, no. 32842469, the case 47mm including lugs, on a block link bracelet with fold over clasp