Seiko Cal. 4593 - 623

This Quartz model from 1978 features a 45mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-3566cc2ffce6]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1978

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