Seiko Cal. 5663 - 441

This Kinetic model from 1977 features a 43mm Titanium case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-54d80784cb08]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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