Seiko Cal. 6668 - 554

This Automatic model from 1990 features a 40mm PVD Black case. With its 21mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-c949b88dcde9]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1990

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