Seiko Cal. 3878 - 872

The 3878-872 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-3ca25da7c850]

Also known as: UFO, Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1992

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