GUANQIN Men Women Couple Calendar Week Rhinestone Vintage Japanese Automatic Self-Winding Mechanical Wrist Watch Steel Sapphire Crystal Waterproof Luminous Business Clock

This GUANQIN wristwatch features a Japanese automatic self-winding movement with 21 synthetic gemstones for precise timekeeping and long kinetic energy reserve. The stainless steel case and band are designed for durability and comfort, with an ergonomic fit and a safety double-open butterfly buckle. The watch includes a calendar with day, date, and week display, luminous hands and markers, and a high-hardness synthetic sapphire crystal glass mirror with anti-reflective coating. It is water resistant to 30 meters (100 feet), suitable for rainy days and hand washing. The see-through back cover allows observation of the movement. Ideal for business, casual, sport, and other occasions, this watch makes a great gift for Christmas, birthdays, Father’s Day, and Valentine’s Day. Package includes the watch and user manual. Please carefully check the size guide in the product images to ensure proper fit.