Seiko Cal. 5257 - 512

This Spring Drive model from 1968 features a 35mm PVD Black case. Powered by the 5257 caliber with 25j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-3b81dd10f5fc]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1968

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