Seiko Cal. 3821 - 373

The Seiko 3821-373 represents an important milestone in Seiko's 1989 lineup. With its 21mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-64ea428ceafb]

Also known as: Sumo, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1989

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