Seiko Cal. 5231 - 690

This Automatic model from 1981 features a 39mm Gold-Plated case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-cb8ff23ce78b]

Also known as: Monster, Panda

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1981

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