Ambrosia is an intoxicating mix. These earrings feature three mismatched Australian blue opals and two diamonds in a 14k gold setting. Length: 18 Stone: Blue Opal & Champagne Diamond Stone Size: 5/16 (blue opal) Metal: 14k Yellow Gold Due to the natural state of stones used by Nina Nguyen Designs, each piece will vary. Naturally occurring variations such as shape, color, shading, color concentration, thickness, texture, etc, are to be expected, are not flaws and not considered a manufacturer defect.