Seiko Cal. 6664 - 474

The Seiko 6664-474 represents an important milestone in Seiko's 1987 lineup. With its 21mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-1a0ca69464c5]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1987

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