Heimdallr 47mm Tuna Diver Watch – NH35 Automatic, Sapphire Crystal, C3 Luminous, Men’s Dive Watch

A bold 45–49mm HEIMDALLR dive watch built for serious performance and rugged style. Crafted from solid stainless steel with a scratch-resistant sapphire crystal, it delivers durability, precision, and a premium sport look.

Powered by a reliable Japanese automatic mechanical movement with hand-wind capability, it ensures accurate timekeeping without batteries. Luminous hands and markers provide strong visibility in low light, while the chronograph and complete calendar add everyday functionality.

With 20ATM (200m) water resistance, a secure folding safety clasp, and professional dive-ready construction, this watch is designed for swimming, diving, and demanding outdoor use.