Seiko Cal. 3812 - 533

The Seiko 3812-533 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c8ff2ad84e9f]

Also known as: Sumo, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

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