Briston unisex clubmaster classic acetate watch 13240prat1nb specifications brand briston packaging briston packaging case width approx 39mm case depth approx 12mm gender unisex dial colour black date yes clasp type standard buckle case material stainless steel and resin strap type fabric strap colour black water resistance 100 metres movement quartz chronograph yes mpn 13240prat1nb guarantee briston 2 year