Omega, Speedmaster Broad Arrow 1957, ref.

Omega, Speedmaster Broad Arrow 1957, ref. 32193425013001, a two colour wristwatch, no. 78346897, circa 2013, automatic chronograph movement, 37 jewels, adjusted to 5 positions, cal. 3313, no. 78346897, brown dial, applied baton markers with luminous tips, luminous Dauphine minute and arrow hour hands, centre chronograph hand, subsidiary dials for constant seconds, 30 minute and 12 hour recording, date aperture at 6 o'clock, brown bezel with tachymetre scale, screw down crown, screw down glazed back, case, dial and movement signed , on an Omega brown leather strap with a deployant clasp, accompanied by an Omega box, international warranty and chronometer certificate cards, instruction booklet and outer card packaging, diameter 40mm