Seiko Cal. 3821 - 878

The Seiko 3821-878 represents an important milestone in Seiko's 1982 lineup. Powered by the 3821 caliber with 22j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-4f58a17136ac]

Also known as: Sea Horse, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1982

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