Seiko Cal. 5620 - 947

This Spring Drive model from 1974 features a 43mm Stainless Steel case. Powered by the 5620 caliber with 34j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-a98f2b7e7e8b]

Also known as: Samurai, Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1974

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