Seiko Cal. 6388 - 667

The Seiko 6388-667 represents an important milestone in Seiko's 1974 lineup. Powered by the 6388 caliber with 32j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-d3d6f2664f60]

Also known as: Panda, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1974

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