Automatic movement (8215), 44mm diameter case with surgical-quality 316L stainless steel casing and engraved logo. Features a scratch-resistant mineral crystal lens with non-glare treatment. Includes unidirectional bezel with screw-down capability, luminous hands and markers for optimal underwater readability at high depth. Equipped with a fold-over push-button deployment clasp in the same material. Water resistant up to 20 ATM (suitable for professional deep diving).