Seiko Cal. 4481 - 635

The Seiko 4481-635 represents an important milestone in Seiko's 1974 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-74648bc6b39d]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1974

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