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Genuine 7 Year Warranty Campaign Free Shipping Seiko Prospex Diver Scuba Divers 1968 Heritage GMT Core Shop Exclusive Distribution Limited Diver's Watch Made in Japan Automatic Men's Watch HBC001J SEIKO PROSPEX Diver Scuba Analog Green ◆A new model in the classic color of the 1968 Heritage GMT, which has further improved its specs as a full-fledged diver, is now available. The specs have been upgraded to be waterproof for 300m air diving, further strengthening its reliability as a full-fledged diver. Equipped with one push double lock diver adjuster buckle. The high-quality, easy-to-operate sliding adjustment mechanism allows smooth size adjustment to fit around your wrist. Equipped with a mechanical GMT movement 6R54 that simultaneously achieves GMT function and a long power reserve of 3 days (approximately 72 hours). Ceramic bezel display board featuring high scratch resistance and beautiful luster. A rotating bezel that combines excellent operability and precise modeling. A three-row bracelet with a low center of gravity design for comfortable wearability and a classic worldview. A two-piece dial ring that maintains the visibility of the 24-hour notation and the texture of metal. Release date: Released in May 2026 Mechanical watch
| Product number | HBC001J |
| Drive method | Automatic winding (6R54/with manual winding) |
| Material: case | stainless steel |
| Material: belt | Stainless steel (C-ring type) |
| windshield | Sapphire glass (inner anti-reflective coating) |
| Dial color | green |
| belt color | silver |
| Size (length x width x thickness) | Approximately 48.5×42×13mm |
| Belt width (maximum) | Approximately 20mm |
| belt around arm | Maximum approximately 20.5cm |
| weight | Approximately 176g |
| Specifications | Waterproof for 300m air diving Average daily difference +25 seconds to -15 seconds Driving period: Lasts approximately 72 hours at maximum winding Lumibrite (hands, indexes, bezel) date display Anti-magnetic Number of stones: 24 stones 24 hour hand (dual time display function) Second hand stop function Reverse rotating bezel screw back Screw lock crown Made in Japan |
| accessories | Warranty card/dedicated box *As part of our efforts to address environmental issues, the instruction manual has been digitized. Please check the included warranty for details. |
| Guarantee | Manufacturer's three year warranty |
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| →Size adjustment | →Gift wrapping |
| →Name engraving/engraving | →New battery replacement before shipping |
| ・Please order together with the product. ・Some products may not be compatible with various services. Please refer to each service page for details. | |











