Seiko Cal. 3831 - 747

The Seiko 3831-747 represents an important milestone in Seiko's 1979 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-a77b168a826a]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1979

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