18K DIAMOND AND RUBY LADYBUG BROOCH: 18K yellow gold Ladybug brooch featuring red and black enamel inlays, a 10.67 x 9.58 mm semi baroque cultured pearl, diamonds at curved bar, and rubies at eyes. GIA report number on the pearl is 6193469847. Makers marks on back. Possibly Italian maker. Est. $3500/4500**