Custom Back Cover：Unlike ordinary watches, this USWEL wristwatch is equipped with DIY back cover, where you can inlay engravings, create a one-of-a-kind watch that carries your exclusive memories,for expressing sincere emotions Unique Craftsmanship：The USWEL moissanite watch powered by the reliable Japan MIYOTA automatic movement, the timekeeping error is controlled within ±3 seconds per day, meeting the needs of accurate daily timekeeping. The case uses a vacuum electroplating process, which is anti-oxidant and scratch-resistant, This helps improve the durability of the watch Comfort & Durability：Crafted with 316L metal materials, the strap of this iced out watch is not only corrosion-resistant and wear-resistant but also ergonomic design to fit snugly on the wrist, ensuring all-day comfort whether for daily wear or special occasions 164 Feet Waterproof：Equipped with professional 164 Feet waterproof technology, this watch resists splashes, rain, and even short-term swimming, making it suitable for daily wear, outdoor activities, or beach vacations without worrying about water damage to the watch Adjustable Metal Watch Band：This watch features a premium stainless steel strap with a smooth, comfortable feel. The butterfly clasp design ensures a smooth and secure opening and closing, preventing it from easily slipping off. The strap is adjustable and comes with a professional adjustment tool, allowing you to easily find the size at home to fit different GRA Certified：This watch features a lab-created moissanite stone—an eco-friendly diamond alternative with stunning sparkle and 9.25 Mohs hardness. Perfect for everyday wear or special moments