Swarovski Ladies Earrings. Gema series. SKU: 5692412. Size: 1 1/8 x 3/8 inch. Swarovski Gema Asymmetrical Mini Hoop Earrings. These asymmetrical pierced earrings radiate joy with their playful mix of crystals in varying shapes and shades, all beautifully arranged in the distinctive and artful Gema style. Material: Crystals, Rhodium plated.