Diameter: 44mm - Glass: Hardened mineral crystal (550-650 Vickers) - Movement: Ronda 515 - Water Resistance: 10 ATM water resistance tested - Always Visible: Constant night visibility for up to 25 years - Bezel: Uni-directional rotating CARBONOX bezel - Case Material: CARBONOX case - Case Back Materia; CARBONOX case back with 4 screws - Crown: Stainless steel with logo - Strap: 22mm rubber strap with waves - Dial/Figures: Blue/White - 4 LLT + Superluminova SLN on dial 2 LLT on H/M hands - Superluminova on bezel - Green and Orange Luminox Light Technology (LLT) and Super-LumiNova Technology: see specification tab - Swiss made