Seiko 4R36 Automatic Diver’s Watch – 200m Water Resistance, Stainless Steel Case, Lumibrite, Hardlex Crystal

Built for performance, reliability, and style, the Seiko 4R36 Automatic Diver’s Watch is the perfect companion for underwater adventures and everyday wear. Powered by the durable 4R36 automatic movement with manual winding capability, this timepiece boasts a 41-hour power reserve and features 24 jewels for smooth and precise timekeeping.

The bold 45mm stainless steel case with a 13mm thickness and 47.7mm lug-to-lug distance offers a commanding wrist presence while ensuring durability and strength. Designed for divers, it offers an impressive 200m (660ft) water resistance, supported by a screw-down crown, screw case back, and unidirectional rotating bezel—all essential features for safe underwater use.

The dial is enhanced with Lumibrite on hands and indexes for excellent visibility in low-light conditions. Protected by Seiko’s proprietary Hardlex crystal, the watch resists scratches and everyday wear. The day/date display at 3 o’clock and stop-second hand function add practical utility.

The three-fold clasp with secure lock, push-button release, and extender ensures a snug, secure fit whether on land or at sea. The 22mm lug width allows easy strap customization.

Key Features:

• Movement: Seiko 4R36 Automatic with manual winding (24 jewels, 41-hour power reserve)

• Functions: Stop second hand, Day/Date display

• Case: Stainless steel (45mm diameter, 13mm thickness, 47.7mm lug-to-lug)

• Crystal: Hardlex

• Water Resistance: 200m / 660ft – Diver’s watch

• Bezel: Unidirectional rotating

• Clasp: Three-fold with secure lock, push-button release, and extender

• Lume: Lumibrite on hands and indices

• Crown: Screw-down

• Case Back: Screw case back

• Strap Width: 22mm

Whether you’re an avid diver, a watch collector, or simply appreciate rugged design and functionality, the Seiko 4R36 is a reliable, stylish choice that delivers exceptional value.