Wrapables Silver Tone White Crystal True Elegance Crystal Necklace and Stud Earrings Jewelry Set Necklace Dimensions: Pendant 1.06" x 0.5", 16" chain with 2.25" extendable chain. Material: Tin Alloy. Earrings Dimensions: 0.19 inch in diameter. Material: Swarovski Elements Crystal. Made from Swarovski Elements crystals, but is not Swarovski branded jewelry.