Seiko Cal. 6621 - 767

This Spring Drive model from 1986 features a 40mm PVD Black case. Powered by the 6621 caliber with 28j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-deba02ea271d]

Also known as: Rally, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1986

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