Seiko Cal. 4426 - 620

The Seiko 4426-620 represents an important milestone in Seiko's 1980 lineup. With its 19mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-e6b0d5dff284]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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