Judith Ripka Synthetic Corundum Luna Button Earrings w/ Sapphires Details Judith Ripka "Luna" button earrings. 18-karat yellow gold and sterling silver. Faceted synthetic blue corundum center stone. 5 total corundum carat weight. White sapphire pav at edge. 0.97 total sapphire carat weight. Post-latch back. Imported. Designer About Judith Ripka: Award-winning designer Judith Ripka creates jewelry of understated elegance that is meant to be worn everyday, from day into evening. Taught by her mother, a European couturier, to see the beauty in all the little things around us, each piece of jewelry Judith designs is an expression of that beauty as shared through the eyes of her mother. Taking cue from her busy life as wife, mother, grandmother, and business woman, Judith designs versatile jewelry that is classically informed, yet modernized to complement today's wardrobe. Color: Sapphire. Gender: Female. Age Group: Adult.