Seiko Cal. 6638 - 962

The Seiko 6638-962 represents an important milestone in Seiko's 1976 lineup. Powered by the 6638 caliber with 21j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-590edc328e39]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1976

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