Seiko Cal. 5668 - 727

The Seiko 5668-727 represents an important milestone in Seiko's 1991 lineup. With its 20mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-c997038e978f]

Also known as: Sumo, Silverwave

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1991

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