Seiko Cal. 5637 - 573

The 5637-573 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-e00ff7905816]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1970

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