Seiko Cal. 3831 - 817

The 3831-817 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-accca665117d]

Also known as: Sea Horse, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1989

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