Seiko Cal. 4576 - 561

This Hand-Winding model from 1986 features a 42mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-8e457b86523c]

Also known as: Helmet, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1986

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