What is "cabochons"

Usage examples of "cabochons".

The cup was, like Adelheid, a thing of beauty: carved sardonyx decorated with a filigree of gold wire studded with cabochons, an echo of those in her belt.

For the most part, it contained rings, some plain, others ornamented with enamel or engraving, a few heavy cabochons and more seals that must have been worn for generations before crossing the ocean in hopes of reaffirming their ownership.

Last Son brought the chest, carved out of ivory, banded with gold, and ornamented with cabochons of pale aquamarine and dark red garnets, and placed it on Stronghand's thighs, then retreated to stand by the others.