Seiko Cal. 3820 - 831

This Quartz model from 1977 features a 42mm PVD Black case. It features a White dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-94f158e7efbc]

Also known as: Samurai, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1977

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