Seiko Cal. 3867 - 150

The 3867-150 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-a90831f063d5]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1974

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