Seiko Cal. 4517 - 912

This Spring Drive model from 1968 features a 42mm Gold-Plated case. It features a Green dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-4b2cd770271e]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

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