Seiko Cal. 6650 - 420

The 6650-420 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-0c2fc64c3f21]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1978

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