Seiko Prospex 1968 Heritage 300meters Diver's Sports GMT Men's Watch | HBC001J1

The Seiko Prospex 1968 Heritage 300M Diver's Sports GMT Men's Watch HBC001J1 is a flagship professional dive watch that pays tribute to Seiko's iconic 1968 Diver while incorporating the brand's latest mechanical innovations. Designed for professional divers, world travelers, and serious watch enthusiasts, this premium GMT timepiece combines robust construction, advanced functionality, and refined Japanese craftsmanship. Featuring a ceramic bezel, sapphire crystal, and Seiko's in-house GMT movement, the HBC001J1 is built to excel both beneath the ocean's surface and in everyday life.

Constructed from premium stainless steel, the watch features a substantial 42mm round case with a 13.3mm thickness and 48.6mm lug-to-lug measurement, providing excellent wrist presence and durability. The bold dial is protected by a scratch-resistant sapphire crystal with an anti-reflective coating on the inner surface for exceptional clarity in all lighting conditions. A ceramic insert on the unidirectional rotating bezel enhances durability and scratch resistance while offering precise elapsed-time measurement. Generous LumiBrite on the hands, hour markers, and bezel ensures outstanding legibility in low-light and underwater environments.

Powering the watch is Seiko's in-house Calibre 6R54 automatic movement, featuring manual winding capability, 24 jewels, a practical GMT function for tracking a second time zone, and an impressive 72-hour power reserve. With an accuracy rating of +25/-15 seconds per day, a stop-seconds function, magnetic resistance of 4,800 A/m, and professional-grade 300-meter water resistance, this watch is engineered for demanding conditions. The stainless steel bracelet is secured by a three-fold clasp with secure lock, push-button release, and slide adjuster, allowing quick micro-adjustments for maximum comfort during diving or everyday wear.

Key Features

• Seiko In-House Calibre 6R54 Automatic Movement
• Manual Winding Capability
• GMT Dual Time Zone Display
• 72-Hour Power Reserve
• 42mm Stainless Steel Case
• Ceramic Unidirectional Rotating Dive Bezel
• Sapphire Crystal with Anti-Reflective Coating
• LumiBrite Hands, Indexes & Bezel
• Screw-Down Crown & Screw Case Back
• 300m Professional Diver's Water Resistance
• Adjustable Stainless Steel Bracelet with Slide Adjuster
• 2 Years Manufacturer Warranty

Additional Information