Seiko Cal. 5668 - 312

The Seiko 5668-312 represents an important milestone in Seiko's 1994 lineup. With its 18mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-856809f90232]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1994

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