Seiko Cal. 6621 - 681

The Seiko 6621-681 represents an important milestone in Seiko's 1980 lineup. Powered by the 6621 caliber with 18j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-5903ccc2f1c2]

Also known as: Panda, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1980

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