Silver 925 opal earrings heart dangle post studs white yellow

Very pale yellow opal heart studs in silver settings. No 925 stamp but I believe they are silver. They are closer to a cream/pale yellow colour than white. Metal Backings missing, plastic backers will be supplied Faceted heart natural gemstones, similar in colour to the opal stretch beaded bracelet in my closet. Box not included Just under 2cm long Little dangling earrings