This 1.34 carat natural calibrated crystal opal pair from Coober Pedy, South Australia features two precision cut pear shaped cabochons displaying vibrant multicolor fire with green, yellow, orange and blue flashes throughout translucent crystal bodies. The calibrated pair includes one larger stone at 10 × 7 × 2.5 millimeters and one smaller stone at 8 × 5 × 1.5 millimeters, offering perfectly matched proportions ideal for coordinated earring designs. The calibrated pear shapes and intense color play make this pair perfect for creating professional drop earrings, stud earrings, or complementary pendant sets. Coober Pedy opals are renowned for producing exceptional crystal opals with brilliant rainbow fire and accessible value for jewelry designers.

This calibrated crystal opal pair offers jewelry designers professional quality stones for custom creations. The two calibrated sizes work beautifully for graduated drop earrings, asymmetric statement earrings following modern trends, or separate pendant and earring combinations that maintain visual harmony. The precision calibrated sizing ensures seamless professional settings in both bezel and prong mounts using sterling silver, yellow gold, white gold, rose gold, or platinum. These calibrated color gemstones pair exceptionally well with diamonds for halo earrings, three stone designs, or accent settings that enhance the opals' rainbow fire. Bespoke jewelry designers highly value calibrated pairs for bridal jewelry sets, anniversary gifts, Valentine's Day presents, or coordinated pieces that maintain consistent quality and professional finishing.

This is a 100% natural, untreated solid calibrated crystal opal pair, not doublets or triplets. The gemstones formed naturally in the Coober Pedy opal fields, ensuring authentic Australian origin with exceptional transparency and fire. Calibrated crystal opal pairs represent accessible entry into fine opal jewelry design with elegant appearance and practical applications for creating professional jewelry pieces.

As the official opal October birthstone, this calibrated crystal opal pair offers jewelry designers opportunity to create coordinated pieces celebrating October birthdays with natural beauty. The vibrant rainbow fire, translucent crystal bodies, precision calibrated sizing, and Coober Pedy provenance make this an excellent choice for custom earrings, pendant sets, engagement jewelry, or coordinated designs with seamless professional quality.

This calibrated crystal opal pair will arrive securely packaged in an Opal Galaxy luxury gift box, ready for professional jewelry setting.