Seiko Cal. 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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