Bremont watch alt1 z black bracelet alt1 zbk designed especially for the use of pilots travellers and adventurers this alt1 z black bracelet watch allows the wearer to display the local time together with the official world time standard known as universal time coordinated utc greenwich mean time gmt or even zulu time z the second time zone is displayed clearly by a bright red nickel coated hand this bremont alt1 z black bracelet watch also showcases a hardened stainless steel br