Seiko Cal. 6164 - 638

The Seiko 6164-638 represents an important milestone in Seiko's 1979 lineup. Powered by the 6164 caliber with 20j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-d0f324fbd435]

Also known as: Samurai, Pogue

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1979

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