Seiko Cal. 3831 - 878

The Seiko 3831-878 represents an important milestone in Seiko's 1972 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c97a9fb1b1be]

Also known as: Panda, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1972

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