Seiko Cal. 4568 - 690

This Hand-Winding model from 1987 features a 34mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-f39e504c8034]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1987

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