Seiko Cal. 6649 - 723

The 6649-723 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-255757df7255]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1972

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