Multi-Gemstone Cluster Earring / Brooch Component

This exquisite piece appears to be a single earring or brooch component, characterized by a large, oval-cut, light blue gemstone at its center, likely an aquamarine due to its color and clarity. Surrounding this central stone is a cluster of at least 15 smaller, round-cut gemstones in a vibrant array of colors, including various shades of green (possibly peridot or emerald), purple (amethyst), brown/orange (citrine or garnet), and darker hues that could be smoky quartz or deeper garnets. The stones are all prong-set in what appears to be a yellow metal, indicated by the warm, golden luster visible in the prongs and the backing. The overall shape of the piece is an oval cluster, creating a floral or sunburst effect. The back of the piece is not fully visible, but the presence of a separate earring back, consistent with a butterfly or friction back in yellow metal, strongly suggests this is a stud earring. The '925' stamp mentioned in the context indicates that the metal is sterling silver, which has been plated with yellow gold to achieve its golden appearance. The craftsmanship appears to be good, with all stones securely set. There are no immediately visible condition issues such as chips, cracks, or loose stones. The patina on the metal appears consistent with wear and age, but not excessive. The style is classic and versatile, suggesting a late 20th or early 21st-century production.