An opal, sapphire and half-pearl butterfly brooch, the abdomen set with an oval opal, estimated to weigh 1.3 carats, the thorax with a cushion-cut sapphire, weighing approximately 0.5 carats, the wings set with half pearls, all set in yellow gold, gross weight 5.8 grams, circa 1880.
Lanvin insect brooches
Two diamond insect brooches are these bees or flies? Surely they meant bees!
French Artist Gives Caddisfly Larvae Gold & Jewels to Build Their Protective Cases
Caddisfly larvae build protective cases using materials found in their environment. Artist Hubert Duprat supplied them with gold leaf and precious stones. This is what they created.