Seiko Cal. 5668 - 588

The 5668-588 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-4bf3c258f710]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1982

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