Seiko Cal. 3818 - 287

This Spring Drive model from 1982 features a 40mm Stainless Steel case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e4e13c5cc3c7]

Also known as: Monster, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1982

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