A silver ring featuring hand-engraving and a central sapphirite stone. The sapphirite crystal is held in a setting shaped like small human hands. Sapphirite is a type of art glass invented by artisans in the city of Gablonz. Its production involved the use of molten gold and fragments of sapphire. The crystals' hues and transparency depended on maintaining precise proportions and strictly adhering to the manufacturing process. Sapphirites were produced over a relatively short period—from the mid-19th century to the early 20th century (roughly until 1910). Unfortunately, the secret of their production has been lost...
