More Details Konstantino statement ring from the Amphitrite Collection. Signature carved sterling silver with 18-karat yellow gold accents. Two cushion-cut sea blue agates in ornate bezel setting at face. Five naturally hued freshwater cultured pearls, 3mm. 2.0 total sea blue agate carat weight. Wide, etched shank and accents. Signature mixed granules. Approx. 0.5"L stone. Handcrafted in Greece.