Seiko Cal. 3878 - 929

The 3878-929 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3878 caliber with 26j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-e1f153a7ed68]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1976

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