The basic silver earrings from Casa Jewelry match any outfit and can be combined with many other pieces of jewelry. These CASA earrings, with a diameter of 50 mm, are made of 18-carat yellow gold and feature a round tube of 2 mm. They have an invisible clasp and have been produced since 1966. The jewelry was designed in Amsterdam by Saskia Brugge and is manufactured in Italy and Asia. The collection consists of six different lines: Icons, Hoops, Tricolori, Pearls, and Bubbles. Within this collection, materials such as leather, freshwater pearls, mother-of-pearl, gemstones, and semi-precious stones are used. All pieces are made of 925 sterling silver with a layer of rhodium, rose gold, or 18-carat gold.