Seiko Cal. 3877 - 294

The Seiko 3877-294 represents an important milestone in Seiko's 1987 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-159c5955de9a]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1987

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