SEIKO PROSPEX SUMO AUTOMATIC WATCH SPB321J1 SPB321
SEIKO PROSPEX SUMO AUTOMATIC WATCH SPB321J1 SPB321
SEIKO PROSPEX SUMO AUTOMATIC WATCH SPB321J1 SPB321

SEIKO PROSPEX SUMO AUTOMATIC WATCH SPB321J1

SKU: SPB321J1
Regular price
£893.00 GBP
Regular price
Sale price
£893.00 GBP
Subtotal:
£893.00 GBP
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Product Description

The Seiko SPB321J1 is a robust automatic diver’s watch designed for reliable performance in and out of the water. Powered by the Caliber 6R35 automatic movement with manual winding capability, it offers an approximate 70-hour power reserve, date display, stop second hand function, and 24 jewels. Built with a stainless steel case with super hard coating, sapphire crystal, LumiBrite hands, indexes and bezel, and 200-meter diver’s water resistance, this timepiece delivers durability, visibility, and dependable everyday function.

SKU: SPB321J1

Case & Exterior
Case Material Stainless steel with super hard coating
Case Diameter 45.0 mm
Case Thickness 13.4 mm
Glass Material Sapphire crystal
Glass Coating Anti-reflective coating on inner surface
LumiBrite LumiBrite on hands, indexes, and bezel
Bezel Unidirectional rotating bezel
Crown Screw-down crown
Case Back Screw case back
Clasp Type Three-fold clasp with secure lock, push-button release, and extender
Water Resistance 200 m / 660 ft diver’s
Weight 190.0 g
Movement & Features
Caliber Number 6R35
Movement Type Automatic with manual winding
Power Reserve Approx. 70 hours
Accuracy +25 to -15 seconds per day
Jewels 24
Functions Date display
Stop second hand function


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