Seiko Cal. 6223 - 931

The 6223-931 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-610fb4cf86e8]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1970

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