Isobrite ISO305 Valor Tan with Tan Diving T100

Illumination: Swiss-Made T100 tritium markers Functions / Features: Date display, low-battery EOL indicator Movement: Swiss-Made Ronda 715Li quartz Crystal: Scratch-resistant sapphire with anti-reflective coating Case Diameter: 47mm Case Thickness: 14mm Case Material: Carbon fiber reinforced polycarbonate Caseback: Stainless steel engraved plate fixed with 4 security screws Bezel: Unidirectional ratcheting diver bezel with two tritium elapsed minute markers. Battery's included.