Seiko Cal. 3874 - 138

The Seiko 3874-138 represents an important milestone in Seiko's 1979 lineup. Powered by the 3874 caliber with 21j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-cc455549bb72]

Also known as: Rally, Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1979

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