Seiko Cal. 5617 - 537

The Seiko 5617-537 represents an important milestone in Seiko's 1967 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-2dc6d9444835]

Also known as: Navigator, Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

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