Seiko Cal. 3831 - 389

The 3831-389 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-ed39ec777685]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1974

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