The storm cerano is from our premium storm black collection this is a classy watch with smooth black ceramic links a black face and a date function the ceramic links are ultra sleek and scratch resistant the cerano is a sporty looking watch with sapphire glass and swiss movement waterproof to 50m a watch with a sporty edger r r specificationr r r features all ceramic swiss mov sapphire glass onyx crownr movement swissr battery standard typer case material stainless steel ceramic