CITIZEN? combines a bold and classic look with light-weight Super Titanium?, creating a timepiece that is not only great looking but comfortable to wear. Super Titanium? represents CITIZEN?'s proprietary surface hardening technology, Duratect. This timepiece from CITIZEN?'s Chandler 40% lighter and 5 times harder than stainless steel, perfect for those on the go. Water resistant up to 100 metres.