Seiko Cal. 6131 - 238

This Spring Drive model from 1978 features a 42mm Hardlex-Coated Steel case. Powered by the 6131 caliber with 34j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-fd94476c0868]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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