Seiko Cal. 4426 - 503

The Seiko 4426-503 represents an important milestone in Seiko's 1989 lineup. With its 18mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-9dea38550aae]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1989

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