Dates and tachometer inspired inner rim and notched bezel

They wanted a watch which could be used at high altitude

Indexes and numbers treated with black superluminova

Jump into a time warp

which give them a softer

U-Boat Men's Watch Darkmoon 40 Red Soleil Steel Frame Material_Acetate Dates and tachometer inspired innerU Boat Swiss Made Ronda 712. 3 Quartz Movement. Lubricated with an Oil Bath. Working between 0 +60C when not worn. 40mm x 15mm 316L Stainless Steel Case Filled with a special Oil which emphasises and improves legibility on the dial. High Quality Domed Sapphire Crystal Glass with Anti Reflection Treatment. Innovative Locking System with Quick Battery Replacement. Screwed In, 316L Stainless Steel case back Red Metal Dial With Brushed Soleil Finishing