Seiko Cal. 5217 - 451

This Kinetic model from 1971 features a 43mm Titanium case. With its 18mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-c8345a89126b]

Also known as: Bellmatic, World Timer

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1971

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