Seiko Cal. 5231 - 296

This Spring Drive model from 1974 features a 40mm PVD Black case. Powered by the 5231 caliber with 27j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-ddb1dfdc9c8c]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1974

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