Seiko Cal. 4557 - 636

This Spring Drive model from 1972 features a 38mm Stainless Steel case. It features a Cream dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-4fd40417aff9]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1972

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