Seiko Cal. 3821 - 140

The Seiko 3821-140 represents an important milestone in Seiko's 1989 lineup. With its 19mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-921dd98dbb88]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1989

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