DAMAGED Love Birds & Heart Brooch, 1930s, missing stones, repair restore

ERA: True vintage item from the 1930s
MEASUREMENTS: 2-3/8 inches by 1-1/4 inches
MATERIAL: pot metal, some glass stones
LABEL: unmarked
2 cute love birds sitting on branches with an open heart between them. Locking c-clasp pin on the back along with a single loop.
CONDITION: Fair condition. All of the metal is dull and worn. The heart and flowers look like they make have had a pinkish color to them. Most of the rhinestones are missing, what remain are lightly yellowed.