Seiko Cal. 6645 - 629

The 6645-629 is a sought-after Solar piece from Seiko's golden era. With its 18mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-0494bfb44981]

Also known as: Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1979

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