Seiko Cal. 6645 - 786

The 6645-786 is a sought-after Solar piece from Seiko's golden era. Powered by the 6645 caliber with 27j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-dcbd7368faa9]

Also known as: Bellmatic, Flighty

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1967

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