Seiko Prospex ”Sumo” SPB103J1 is a serious dive watch made to perform underwater and to be able to handle shocks, bangs, and whatever harsh conditions professional divers may subject it to. Movement Caliber Number: 6R35 Movement Type: Automatic with manual winding Accuracy: +25 to -15 seconds per day Duration Approx.: 70 hours Exterior Case Material: Stainless steel Crystal: Sapphire crystal LumiBrite on hands, index(es) and bezel Clasp: Three-fold clasp with secure lock , push button release with extender Water Resistance: 200m / 660ft diver's Case Size: Thickness: 12.9 ㎜ Diameter: 45 ㎜ Length: 52.6 ㎜ Weight: 188.0 g Other Specifications: Screw case back Screw-down crown Unidirectional rotating bezel 24 jewels Date display Stop second hand function Warranty : 3-years International [Important Notes] **Free Shipping & Insurance : We ship Via FedEx Or DHL Express with full Insurance Coverage. **Import Taxes : Not included in the price . Buyers are responsible for any taxes and duties . Kindly check with your local customs office for details. **Shipping Times : Processing time within 1-3 business days. Delivery typically takes 3-10 days depending on the shipping company and customs regulations. **Customs Clearance: Kindly stay updated with your local customs to ensure smooth delivery.