Seiko Cal. 6339 - 139

Seiko 6339-139

The Seiko 6339-139 represents an important milestone in Seiko's 1984 lineup. Powered by the 6339 caliber with 20j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-4c3c6d968038]

Also known as: Bullhead, UFO

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
46mm
Case Thickness
11.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Champagne
Jewels
20j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1984

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seikata-wm-4c3c6d968038