one of a kind. Add a vibrant pop of color with our one-of-a-kind Montana Sapphire Sunburst Stacking Ring. It's the perfect way to honor a loved one with their birthstone. This vintage-inspired ring is ready to stack, or can be worn solo. Ring Specifications: each gemstone is hand-selected to create this unique sunburst pear-cut Montana sapphire measures 5 x 3mm round turquoise side stones measure 2mm this ring is entirely handcrafted in 14k or 18k gold round, smooth, curved band measures 1.3mm If you would like to stack this ring with an existing ring, please reach out to our Service and Stylist Team to discuss next steps. We typically require you to send your engagement ring back to our studio for custom fitting Engraving: When selecting our custom engraving service, please note; your engraving is etched on the inside of your ring engravings offered in a script font with 20 characters max.