Seiko Cal. 6630 - 179

The Seiko 6630-179 represents an important milestone in Seiko's 1973 lineup. With its 19mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-07c59f741a60]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1973

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