Seiko Cal. 4587 - 794

This Hand-Winding model from 1974 features a 45mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-d420405ac220]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1974

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