A collection of three 14K yellow gold and gemstone brooches, each designed in a foliate pattern, one set with eight pear-shape cabochon jade leaves each measuring from approximately 4.76mm x 3.32mm at the smallest to 5.80mm x 4.86mm at the largest, one set with fifteen oval-cut opals each measuring approximately 6.10mm x 4.00mm and centering three round brilliant-cut diamonds, approximately 0.10 carats altogether, near colorless (H - I), with VS2 - SI2 clarity, and one set with twenty round-cut rubies measuring from approximately 1.50mm at the smallest to 2.80mm.