Seiko Cal. 6121 - 555

This Kinetic model from 1981 features a 40mm Two-Tone case. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-bc4edaa472eb]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1981

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