Seiko Cal. 6628 - 312

This Quartz model from 1967 features a 38mm Titanium case. It features a Navy dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-937e6fa94eef]

Also known as: Sumo, Flighty

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1967

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