1928 Butterfly Necklace with each side chain measuring 7 1/2 inches. Closure is a screw together. The 1928 hang tag has some loss of finish, the rest of the necklace is fine.
The next is a 16 inch chain with a pendant and stone for a birth date June 22 to July 22 with Cancer the crab. Pendant is 13/16" and marked on the back 1/29 12kt. Some surface scratches on the back.
Last has a 171/4 inch chain and on the end is a prong set stone, like a rhinestone or cubic zirconium (3/16"). not sure what it might be. It has a spring ring closure.