Seiko Cal. 3839 - 765

Released in 1985, the Cal. 3839 with design code 765 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-26eba154864d]

Also known as: Helmet, Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1985

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