A RARE STAINLESS STEEL CHRONOGRAPH WRISTWATCH WITH REGISTERS AND EXOTIC RACING DIAL
REF 145.012-67 SP NO 26545310 SPEEDMASTER MADE IN 1967 stainless steel diameter 41 mm , • cal. 321 nickel lever movement, 17 jewels, mono-metallic balance, metal dust cover • black racing dial, red baton indexes, three recessed engine-turned subsidiary dials for constant seconds with a red hand, 12-hours registers with blue hand and 30-minute registers with white hand, outer minute track with 1/5 seconds divisions accentuated with checkerboard configuration • stainless steel case, black bezel calibrated for tachymeter scale, chronograph pushers to the band, twisted lugs, logo to the screw down case back • case, dial and movement signed
