Seiko Cal. 6121 - 838

Seiko 6121-838

The 6121-838 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6121 caliber with 35j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-00ec79fd64ba]

Also known as: Monster

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
13.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
35j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1971

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