Seiko Cal. 3872 - 930

The 3872-930 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-6ab9cee41eb8]

Also known as: Rally, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1976

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