Seiko Cal. 6388 - 797

The Seiko 6388-797 represents an important milestone in Seiko's 1975 lineup. Powered by the 6388 caliber with 33j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-d3eea7454afc]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1975

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