Luminox Master Carbon SEAL 3800 Series Blue Canvas Strap Men\'s Watch XS.3803.C Carbon has been feature of Luminox\'s timepieces for more than ten years, but the Master Carbon SEAL Series elevates this to previously unreached heights. What makes the case so much stronger and lighter than previous offerings is the fact that it is made out of 40 carbon in bar form. In this form, carbon is infinitely durable, hypoallergenic, heat resistant, and scratch resistant. This Luminox Master Carbon SEAL 3800 Series Blue Canvas Strap Men\'s Watch (XS.3803.C) also has a blue canvas strap and patterned dial.   SKU XS.3803.C Family Master Carbon SEAL Movement Swiss Quartz Dial Colour Black Case Size 46mm Case Material CARBONOX+ Case Back Stainless steel screw in Crown Stainless steel screw in Glass Sapphire crystal anti-reflective coating Bezel Uni-directional rotating Strap Type Canvas Strap Strap Material Canvas Bezel LLT Orange LLT on Dial 12H Orange LLT on Dial 1-1 1H Ice blue LLT on Hour Hand Ice blue LLT on Minute Hand Ice blue LLT on Second Hand Orange Illumination Night Vision Tubes (25 Years) Guarantee 2-Year Manufacturer’s Water Resistency 300m