Seiko Cal. 5612 - 206

This Spring Drive model from 1976 features a 34mm Stainless Steel case. Powered by the 5612 caliber with 28j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-a7a3f38dc1f7]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1976

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