9/16 in. (1.4 cm.) wide; ring size 5½

Acquired by the current owner, 1990s or prior.

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Lot Essay

According to J. Boardman and C. Wagner (p. 113 in Masterpieces in Miniature, Engraved Gems from Prehistory to the Present), "These green/blue/white striped glass ringstones were made to resemble layered quartzes, which occur naturally, but in a more colorful way than nature ever could produce."