Seiko Cal. 3876 - 412

This Spring Drive model from 1981 features a 40mm PVD Black case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-c5f96aa19a4b]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1981

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