Seiko Cal. 5639 - 756

The 5639-756 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-6bc7070aa2d1]

Also known as: Rally, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1982

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