Seiko Cal. 3872 - 831

The 3872-831 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-ec8ef5131bd3]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1977

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