Seiko Cal. 6320 - 690

The 6320-690 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6320 caliber with 24j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-485d5dcee4d9]

Also known as: Sumo, Pogue

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1997

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