Seiko Cal. 3831 - 662

Seiko 3831-662

The 3831-662 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3831 caliber with 23j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-a4d3c77dfb6c]

Also known as: Tuna, Flighty

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Green
Jewels
23j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1982

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