Seiko Cal. 3840 - 183

This Kinetic model from 1966 features a 44mm Stainless Steel case. Powered by the 3840 caliber with 19j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-621c0c0fa51b]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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