Seiko Cal. 6630 - 662

Released in 1980, the Cal. 6630 with design code 662 was part of Seiko's domestic market collection. With its 21mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-56e61ee9eb9d]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1980

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