Seiko Cal. 5617 - 540

The Seiko 5617-540 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-7fe58912710f]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

44mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1977

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