Seiko Cal. 6664 - 142

Released in 1987, the Cal. 6664 with design code 142 was part of Seiko's domestic market collection. With its 18mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-b19ed145bebf]

Also known as: Sumo, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1987

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