Seiko Cal. 5621 - 310

This Spring Drive model from 1970 features a 42mm Gold-Plated case. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-7021612a2662]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1970

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