Seiko Cal. 6388 - 961

The Seiko 6388-961 represents an important milestone in Seiko's 1967 lineup. Powered by the 6388 caliber with 30j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-d3f27853cd17]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1967

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