Seiko Cal. 5630 - 287

This Automatic model from 1971 features a 41mm Gold-Plated case. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-64bab7e7c959]

Also known as: Monster, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1971

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