Seiko Cal. 5231 - 782

This Automatic model from 1971 features a 44mm Hardlex-Coated Steel case. Powered by the 5231 caliber with 18j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-6d6c48ebdcce]

Also known as: Monster, Pogue

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1971

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