Thomas Sabo Sterling Silver White Zirconia 21 Charm. 1507-643-21. The new Charm designs represent all generations of collectors, creators and jewellery lovers. Create your life: Find Charms, vintage symbols and talismans that are an expression of your life, your path and your uniqueness. Generation Charm Club – Go, collect and celebrate life. This celebratory sterling silver and white zirconia 21 charm is part of the Thomas Sabo Charm Club collection. The vintage design is crafted from sterling silver and adorned with dazzling white zirconia stones. This milestone charm is perfect for those turning 21. Please see our website for matching and further Thomas Sabo products. Dimensions: 27 X 13mm.