Seiko Cal. 4421 - 718

The Seiko 4421-718 represents an important milestone in Seiko's 1986 lineup. With its 21mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-bd93622bc56d]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1986

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