Seiko Cal. 3831 - 976

Seiko 3831-976

The 3831-976 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3831 caliber with 23j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-45d1e4d1f80c]

Also known as: Monster, Arnie

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
8.6mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1970

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