Seiko Cal. 3847 - 300

The Seiko 3847-300 represents an important milestone in Seiko's 1972 lineup. It features a Navy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-02217d7b89aa]

Also known as: Sumo, Bellmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1972

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