Natural Santa Maria Aquamarine 10.23 caratA natural Aquamarine weighing 10. 23 carats is a stunning gemstone Santa Maria Color with a captivating blue hue, often associated with tranquility and the calming essence of the ocean. This size of aquamarine can make an elegant centerpiece for a ring or pendant, showcasing its brilliance and clarity. As with any gemstone purchase, its advisable to obtain a certificate of authenticity to verify its natural origin and quality.