Seiko Cal. 3874 - 703

The Seiko 3874-703 represents an important milestone in Seiko's 1984 lineup. It features a Navy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-243e3949ccb5]

Also known as: Sumo, Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1984

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