Seiko Cal. 3821 - 718

The Seiko 3821-718 represents an important milestone in Seiko's 1980 lineup. With its 22mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-d7d47476c088]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1980

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