Seiko Cal. 3878 - 934

The 3878-934 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3878 caliber with 18j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-c54ebeab65bf]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1968

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