Seiko Cal. 4517 - 206

This Spring Drive model from 1973 features a 37mm Stainless Steel case. With its 18mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-a17863a83e05]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1973

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