Movement: Quartz ChronographGlace: Scratch-resistant sapphire crystalDimension: 43 mmDial: Black, silver, blue or yellow dial with spiral effect and 3 counters, small second at 3 o’clock, minute at 9 o’clock and a “twin-hand” semi-circular counter at 6 o’clock.During 30 minutes, this semi-circular counter will work as a 1/10th of a second chronograph counter and then will turn into an hour chronograph counter. The red side of the hand indicates 1/10th of a second from 00 to 05 on the inner scale and the polished finished side of the hand indicates 1/10th of a second from 05 to 10 on the outer scale.Large date window at 12 o’clockPolished-finished hands and luminescent markers on hands and indexes for improved legibility in darknessHand applied indexes and TAG Heuer logoCase in fine-brushed steel with polished edgesScrew-in case back with stamped diver decorationUnique dual bezel composed of fixed aluminium ring (black, blue and yellow dial) / fixed polished steel ring (silver dial) and unidirectional turning bezel in fine-brushed steel with fine-brushed studs and minutes scale:• Engraved numerals with black varnish on the turning base• Luminescent dot at 12 o’clockBracelet: 3-row fine-brushed steel bracelet with solid steel clasp, diving extension system and safety push buttonsBlack rubber strap with protruded TAG Heuer logo & inscriptions and steel pin buckleWater resistance: 300m.Specifications may depend on the model.