Seiko Cal. 6364 - 666

This Hand-Winding model from 1988 features a 35mm Stainless Steel case. Powered by the 6364 caliber with 34j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-dde9e2c1a13e]

Also known as: Sumo, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1988

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