The hummingbird brooch is made of 14K yellow gold. It measures 1 1/2" x 1 1/2", has a hidden bail on the reverse to be worn as a pendant. The front is inlaid with multiple gemstones; natural opal, free form sodalite and black jade. The opal inlay estimated to total 2.37cts; the sodalite (0.26cts) the black jade (0.01ct). Marked 14K yellow gold; OPEX MILLIRON; MRF (inside oval frame); A N 2.The brooch was fabricated and inlaid with a bright polished finish by Richard and Flora Milliron of Silver Quail Studios using Opex opal, it is in very good condition. Insurance appraisal of $2100.00 included.