Seiko Cal. 5623 - 979

This Spring Drive model from 1967 features a 38mm PVD Black case. It features a Silver dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-627f415b114c]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1967

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