A collection of three 14K yellow gold pendants, one set with an opal measuring approximately 35.00mm x 20.13mm x 2.59mm with green, orange, and purple play-of-color, one centering a trillion-cut pink tourmaline measuring approximately 11.85mm x 11.72mm x 6.95mm and accented by one tapered baguette-cut diamond weighing approximately 0.10 carats, near colorless (H - I), with VS clarity, and one centering a trillion-cut aquamarine measuring approximately 13.29mm x 11.25mm x 7.84mm, accented by a round brilliant-cut diamond, approximately 0.45 carats, near colorless (G - H), with VS clarity. Total estimated weight of diamonds: 0.55 carats.