Seiko Cal. 6645 - 815

The Seiko 6645-815 represents an important milestone in Seiko's 1975 lineup. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-82140b547e1f]

Also known as: Panda, Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1975

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