Seiko Cal. 3878 - 381

The 3878-381 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3878 caliber with 32j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-5141ac5cfbe4]

Also known as: Goldfeather, Golden Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1972

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