Seiko Cal. 5688 - 907

The Seiko 5688-907 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-20d5846c0e0f]

Also known as: Sumo, Pogue

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1980

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