Invicta Men's 6443 Akula Collection GMT Black and 18k Rose Gold-Plated Blue Leather Watch Precise Swiss-quartz movement Durable flame-fusion crystal; rose gold-tone and black ion-plated stainless steel case; blue leather strap 60 second sub dial; date function Blue dial with white luminous hands and hour markers Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving