U Boat Diver Watch Automatic Sommerso Ceramic Bordeaux MT Case Material_Polycarbonate Ideal for divers Ideal for divers This Hirsch Rainbow M Strap features a Lizard grain burgundy strap made of Calf Leather with a strap width of 18mm Three Superimposed Dials Two Tone Burgundy and Black Dial Visible Ruby at 6 O'Clock Arabic Numbers in Brushed Metal Numbers and Indices in White Superluminova Hands in Painted Metal with White Superluminova Treatment 24h Indicator’s Hand in Red Red Reference on Minutes Hands Date at 9 O'Clock Polished Finish on the Central Links and Matte on the Sides Links with Screw in Adjustments Instead of Pressure Pins The Smoothed Finishing gives you a Perfect Fit and Comfort Deployment Clasp with 3 Easy Micro Adjustments and U Shaped Detail Laser Engraved Logo on the Two Final and Initial Links Width 22 20mm