The Adina Amphibian dive watch NK167 S2FB is robustly constructed‚ from‚ cold stamped, nickel free all stainless steel. This classic divers' case armed with it's one direction purpose designed black bezel houses a fully repairable Swiss movement, in addition is equipped with a sapphire crystal for unparalleled scratch resistance.‚ The Amphibian Collection all being 20ATM water resistant are designed for everyday use including swimming, showering and adventures of almost any kind! This performance based Adina Amphibian employs an internally threaded screw crown system for supreme water and dust protection. .The Adina Amphibian dive watch NK167 S2FB feels exquisite on the solid stamped stainless steel bracelet but can also be fitted with a molded P.U. strap. A qualified watchmaker has hand assembled this watch, as with every Adina watch with care and precision in Brisbane, Australia.