Seiko Cal. 4431 - 714

This Kinetic model from 1981 features a 36mm Titanium case. Powered by the 4431 caliber with 32j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-59469145ad52]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1981

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