Seiko Cal. 5639 - 867

Seiko 5639-867

The 5639-867 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-f49f5f9e909b]

Also known as: Rally, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.9mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Burgundy
Jewels
33j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1976

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