Citizen C7 Automatic Men 40mm Watch NH8391-51A Main Gemstone Type_Diamond while a Hardlex crystal protects

while a Hardlex crystal protects the dial

The unidirectional rotating bezel adds practical timing functionality for diving and other activities

the Tissot PRX is a modern classic that effortlessly balances elegance and functionality

Combining professional dive-watch features

Water Resistance: 3 ATM

Citizen C7 Automatic Men 40mm Watch NH8391-51A Main Gemstone Type_Diamond while a Hardlex crystal protectsThe Citizen C7 NH8391 51A revives a classic with a modern twist, paying homage to the iconic Crystal Seven from 1965. This 40mm automatic timepiece features a crisp white dial housed in a polished stainless steel case, paired with a matching bracelet for a clean, contemporary look. A standout detail is the heptagon framed day window, a nod to the original design, complemented by sharp indices and luminous hands. Powered by the 21 jewel Calibre 8200