Delma Shell Star Decompression Timer, automatic divers’ watch with helium valve, mechanical movement with date. Stainless steel case with black genuine rubber strap. Unidirectional black anodized aluminum diver bezel. Black dial with decompression timer, applied indexes with luminous markers. White hour, minute and orange seconds hand with luminous markers. Water-resistant to 50 ATM / 500 m / 1650 ft.