Seiko Cal. 5617 - 509

The Seiko 5617-509 represents an important milestone in Seiko's 1975 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-6eea422ab8e1]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1975

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