Men's Citizen Promaster Diver watch is made from stainless steel and is fitted with a eco-drive movement. It is fastened with a black rubber strap and has a black dial with clear hour markers and a date function. The case is 47m in width and is waterproof to 300 metres with a sapphire crystal glass. Code: BN0085-01E/ CWUK-940. All Citizen watches have a 5 year guarantee.