Seiko Cal. 4494 - 639

The Seiko 4494-639 represents an important milestone in Seiko's 1980 lineup. With its 21mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-4f68555fa046]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1980

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