Seiko Cal. 6398 - 535

This Spring Drive model from 1983 features a 44mm Hardlex-Coated Steel case. Powered by the 6398 caliber with 25j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-313db937a481]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1983

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