Seiko Cal. 4431 - 184

This Kinetic model from 1970 features a 42mm Two-Tone case. Powered by the 4431 caliber with 34j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-441f2c2a4416]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1970

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