Seiko Cal. 5623 - 504

This Quartz model from 1967 features a 35mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-85bfdbfef416]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1967

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