Seiko Cal. 6235 - 536

This Spring Drive model from 1968 features a 39mm PVD Black case. Powered by the 6235 caliber with 31j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-99ffaac202ee]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1968

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