Seiko Cal. 6688 - 531

The Seiko 6688-531 represents an important milestone in Seiko's 1978 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-fae471bc3489]

Also known as: Shogun, Pogue

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1978

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