Seiko Cal. 4565 - 503

This Hand-Winding model from 1978 features a 40mm Titanium case. It features a Green dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-92cf0d3a39a6]

Also known as: Helmet, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1978

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