Seiko Cal. 3831 - 635

The 3831-635 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-57dbc00740ad]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1982

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