Seiko Cal. 6621 - 837

This Kinetic model from 1975 features a 46mm Hardlex-Coated Steel case. Powered by the 6621 caliber with 19j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-65e06a006d81]

Also known as: UFO, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1975

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