Seiko Cal. 6639 - 737

Seiko 6639-737

The 6639-737 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-77b5370dc5b7]

Also known as: Rally

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
70m
Dial Color
Champagne
Jewels
36j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1985

Related Models

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