Men's quartz wristwatch, ultra-thin, waterproof, luminous, dual calendar, Korean style, business style

These watches are designed for men and feature a business style. They are equipped with a quartz movement, model 055. The watch is ultra-thin (8mm) with a round dial measuring 40mm in diameter. Special functions include luminous display, calendar, and day display. The watch is waterproof up to 30M and protected by mineral reinforced glass.