Seiko Cal. 5657 - 538

The 5657-538 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-7d89cce6f6d5]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1988

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