Seiko Cal. 3818 - 966

This Automatic model from 1972 features a 43mm Stainless Steel case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-046fd2683e07]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1972

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