Seiko Cal. 3831 - 442

The Seiko 3831-442 represents an important milestone in Seiko's 1973 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-fa7cf8079e25]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1973

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