Seiko Cal. 6633 - 707

The Seiko 6633-707 represents an important milestone in Seiko's 1990 lineup. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-27326cb8d321]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1990

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