Seiko Cal. 3884 - 521

The Seiko 3884-521 represents an important milestone in Seiko's 1992 lineup. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-6dc2858b27f7]

Also known as: Rally, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1992

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