Seiko Cal. 6364 - 228

The Seiko 6364-228 represents an important milestone in Seiko's 1971 lineup. Powered by the 6364 caliber with 20j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-8ddde9191b2c]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1971

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