Seiko Cal. 5688 - 426

The Seiko 5688-426 represents an important milestone in Seiko's 1976 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-8c1ffcaa9ec4]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1976

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