Seiko Cal. 6397 - 635

The Seiko 6397-635 represents an important milestone in Seiko's 1971 lineup. Powered by the 6397 caliber with 35j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-f225d86426d2]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1971

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