Vintage Pietra Dura Sapphire and Enamel Ring

Product Details

A beautiful vintage 14kt yellow gold ring featuring thinly sliced pieces of multi coloured stones placed into a black hardstone, possibly marble, that creates a floral motif; 4 round faceted cut deep powdery blue sapphires, est. 0.32ct and finished with blue enamel at every quarter. The top of the ring is approx. 1 inch (2.54cm) x 1 inch (2.54cm).

Per Wikipedia, "Pietra Dure is an Italian plural meaning "hard rocks" or hardstones; the singular pietra dura is also encountered in Italian.  And in Italian, but not in English, the term embraces all gem engraving and hardstone carving, which is the artistic carving of three-dimensional objects in semi-precious stone, normally from a single piece..."