Seiko Cal. 4426 - 690

The Seiko 4426-690 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-0cba8cf574e6]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1971

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