Seiko Cal. 6620 - 900

Released in 1983, the Cal. 6620 with design code 900 was part of Seiko's domestic market collection. With its 18mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-491fc9aefb6d]

Also known as: Samurai, Silverwave

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1983

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