Seiko Cal. 5656 - 811

Seiko 5656-811

The 5656-811 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5656 caliber with 17j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-2d5bc45039cd]

Also known as: Bullhead, UFO

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
38mm
Case Thickness
9.8mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Green
Jewels
17j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1969

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seikata-wm-2d5bc45039cd