Seiko Cal. 5634 - 228

This Automatic model from 1968 features a 37mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-93aa4f233e7d]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1968

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