steel wristwatch,?Ref:IW378101, number 0730 of 2500, made in 2007, 25-jewel, Cal. 79320 automatic movement, dark blue dial, dark blue outer Arabic hour numerals, orange rotating inner bezel with five minute Arabic numerals for decompression times, luminous baton hour markers, luminous filled hands, chronograph hand with orange triangular tip, apertures for day and date, subsidiary dials for running seconds, 30 minute and 12 hour registers, brushed and polished case with screw down engraved case back with a Cousteau diver, chronograph and decompression time setting pushers flanking the crown, faceted lugs, fitted rubber strap with titanium IWC buckle, with box and IWC service report April 2019.