Seiko Cal. 3899 - 176

This Spring Drive model from 1979 features a 41mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-0f77bc9e7677]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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