Seiko Cal. 4596 - 587

This Spring Drive model from 1977 features a 39mm Gold-Plated case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-d2ef1c87e8ac]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1977

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