Multiple blue gemstones create a fun stone vibe for your clients to cherish. The stones are natural raw aquamarine. Cufflinks made with hypoallergenic white gold plated brass metal. Each cufflink comes with a layer of protective resin to make them durable for multiple uses. This product comes in a pair & measures 0.4 in wide x 0.4 in tall (1 cm x 1 cm). These cufflinks can be used for work, a friend's wedding, groomsmen gift, Valentine's day, Mother's day or Father's day. Meaning of Aquamarine Aquamarine helps release energies and emotions to help soothe & calm you. The crystal resonates with the fifth chakra to enhance your communication.