Seiko Cal. 3874 - 851

The Seiko 3874-851 represents an important milestone in Seiko's 1990 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-ea560ce86d76]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1990

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