Seiko Cal. 3864 - 183

This Automatic model from 1965 features a 34mm PVD Black case. Powered by the 3864 caliber with 34j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-c334898d1f7e]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1965

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