Seiko Cal. 6664 - 871

The 6664-871 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-fadd38eca96a]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1965

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