Seiko Cal. 6633 - 812

The Seiko 6633-812 represents an important milestone in Seiko's 1976 lineup. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-9576c99faa27]

Also known as: Rally

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

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