38 mm steel case, white-lacquered dial with three different-coloured counters, El Primero movement with 1/10th of a second chronograph, approximately 60 hours of power reserve, blue leather strap, stainless steel triple folding buckle. Water resistant to 5 ATM.

Silver-tone stainless steel case with a black rubber strap. Fixed silver-tone stainless steel bezel. Black dial with silver-tone hands and index hour markers. Dial Type: Analog. Zenith Calibre El Primero 3604 automatic movement with a 60-hour power reserve. Scratch resistant sapphire crystal. Screw down...

Zenith Chronomaster Open Watch - 39.5 mm Steel Case - Silver Matte Dial 39.5 mm steel case, silver matte dial with two different-coloured counters & an hesalite counter, El Primero movement with 1/10th of a second chronograph, approximately 60 hours of power reserve, blue...

Aftermarket Set Zenith Chronomaster Star El Primero Unisex Watch Model 03.1230.4002/01.C508. Polished Stainless Steel case with Pink Lizard Leather strap. Deployment Buckle clasp. Dial description: Silver Guilloche Chronograph with Date Between 4 and 5 dial. Silver dial. El Primero COSC Automatic Self Winding movement....