Seiko Cal. 3879 - 820

The Seiko 3879-820 represents an important milestone in Seiko's 1983 lineup. It features a Navy dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-630ac9115039]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1983

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