Seiko Cal. 3879 - 671

Released in 1979, the Cal. 3879 with design code 671 was part of Seiko's domestic market collection. Powered by the 3879 caliber with 24j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-bbee7de77c42]

Also known as: UFO, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1979

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