Seiko Cal. 7161 - 206

Seiko 7161-206

The 7161-206 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7161 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-648f656a4504]

Also known as: Sumo, Helmet

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
45mm
Case Thickness
10.9mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
180m
Dial Color
Cream
Jewels
29j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1994

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seikata-wm-648f656a4504