Seiko Cal. 3863 - 684

This Kinetic model from 1966 features a 39mm Hardlex-Coated Steel case. Powered by the 3863 caliber with 36j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-d3b02189a6a1]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1966

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