Seiko Cal. 5688 - 555

The 5688-555 is a sought-after Quartz piece from Seiko's golden era. With its 21mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-ce06ce7a7982]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1982

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