Estate Roberto Coin Bezel-Set Diamond Solitaire Necklace 18k Boulder Opal Their refined shape and rare

Their refined shape and rare Brazilian origin make them a standout piece—perfect for those drawn to subtle color and distinctive gemstones

We have priced this ring based on cost rather than market demand

complemented by additional antique cut diamonds and ornate pierced filigree work

Custom-made in solid 14k gold

Estate Roberto Coin Bezel-Set Diamond Solitaire Necklace 18k Boulder Opal Their refined shape and rareEffortlessly refined, this Roberto Coin necklace showcases the beauty of a classic bezel set diamond in a clean, modern silhouette. The round brilliant diamond is framed in polished 18k yellow gold, creating a soft halo effect that enhances its natural sparkle while keeping the design sleek and understated. Suspended from a delicate chain, the pendant sits gracefully at the neckline, making it an ideal everyday piece that layers beautifully or stands