Movement: Electric Micro Hybrid RTE001 Case: 316L surgical steel, satin-finished Diameter: 47.7 mm Water resistance: Certified to 3,000 m/9,900 ft Strap: Black silicone or black fabric strap Dial: Low-visibility Limited edition of 50 unique pieces produced for the Channel’s No. 1 Mine-Clearing Diver Unit. This model (15/50) is engraved with the badge number of the diver-deminer who purchased it, as well as the “Explosive Ordnance Disposal” badge number. This watch is brand new and has never been worn; it is sold as a complete set with its booklet and the history of this unique series.