Seiko Cal. 5655 - 621

This Spring Drive model from 1967 features a 42mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-e040fbf33063]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1967

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