Seiko Cal. 3820 - 887

The Seiko 3820-887 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-2a00cc797d72]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1976

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