Seiko Cal. 5637 - 715

The Seiko 5637-715 represents an important milestone in Seiko's 1968 lineup. With its 22mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-494908a0c756]

Also known as: Pogue, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1968

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