Seiko Cal. 6647 - 939

Seiko 6647-939

The 6647-939 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6647 caliber with 25j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-585dcb6e2a44]

Also known as: Shogun, Rally

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Burgundy
Jewels
25j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1983

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seikata-wm-585dcb6e2a44