Seiko Cal. 3839 - 684

The Seiko 3839-684 represents an important milestone in Seiko's 1982 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ad248c72546d]

Also known as: Sumo, Crown

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

34j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1982

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