Give a Gift with Meaning. BIRTHSTONE FOR FEBRUARY. Stunning Dark Amethyst Crystal Heart Pendant on a 16" 41cm or 18" 46cm Rolo Cable Chain. Made with Solid Sterling Silver 925 & Swarovski Shamballa Pave Crystals. For other birthstones please type Decorum Jewellery into the search bar. The perfect heart shape Sparkles as it catches the light Quality soldered sterling silver 925 chain Approx 1.5 inches in diameter Always a winner