Seiko Cal. 5639 - 346

Seiko 5639-346

The 5639-346 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5639 caliber with 29j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-94729eb701d8]

Also known as: Panda, Golden Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
35mm
Case Thickness
12.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
29j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1965

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