Seiko Cal. 6634 - 150

Seiko 6634-150

The 6634-150 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6634 caliber with 20j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-f3c291b65765]

Also known as: Rally

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
130m
Dial Color
Champagne
Jewels
20j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1978

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seikata-wm-f3c291b65765