Seiko Cal. 6621 - 609

The Seiko 6621-609 represents an important milestone in Seiko's 1977 lineup. Powered by the 6621 caliber with 21j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-efd3ec1dbfed]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1977

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