Innovative Patented crown release system at 8 o'clock for easy time and date setting.

U-Boat U28 Swiss Made Automatic Movement with a Frequency of 28,800 vibrations per hour, 4 Hz. Power reserve of 38 hours - 25 Jewels. The movement is modified and personalised to U-BOAT specifications, with date display at 3 O'Clock.

47mm x 17mm 316L Stainless Steel Black IPB Case with Hand Finished Satin look - Distinctive crown on left side with patented screw-down protection device. Serial number engraved on a small plate fixed to the side of the case. High Quality Sapphire Crystal Glass with Anti-Reflection Treatment

Black Dial with Beige Arabic numerals, beige hands and markers treated with beige Superluminova. Visible Ruby at 6 O'Clock.

Screwed In, Black IP 316L Stainless Steel case back with Open Fumé Glass window showing the skeleton balance wheel

23mm x 12cm Black9160 Laser Cut strap handmade from hand-finished calf leather and processed according to traditional artisan techniques to give the strap a naturally distressed look and feel.

Water Resistant to 100M 10ATM