Seiko Cal. 6371 - 910

This Quartz model from 1967 features a 37mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-48c3be07b251]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1967

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