Seiko Cal. 6394 - 256

This Hand-Winding model from 1980 features a 44mm Hardlex-Coated Steel case. Powered by the 6394 caliber with 32j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-a48f6e7fdfe4]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1980

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