Seiko Cal. 6645 - 959

The Seiko 6645-959 represents an important milestone in Seiko's 1969 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-bb824315cef9]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1969

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