Seiko Cal. 4517 - 630

This Automatic model from 1968 features a 40mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-54738ea24319]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1968

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