Seiko Cal. 3864 - 160

The 3864-160 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-ef3016d8b9ba]

Also known as: UFO, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1975

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