Seiko Cal. 0747 - 339

Seiko 0747-339

The 0747-339 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0747 caliber with 31j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-9aeb17a1565e]

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
44mm
Case Thickness
8.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Silver
Jewels
31j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1971

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