Seiko Cal. 5639 - 787

Seiko 5639-787

The 5639-787 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-63c08eeeaeb4]

Also known as: Turtle, Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
30m
Dial Color
Silver
Jewels
36j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1967

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seikata-wm-63c08eeeaeb4