(20pcs) Beautiful birthstone charm connector that help personalize your jewelry piece and craft project; The clean lines and geometric facets on this small circular bead celebrate the clean and architectural lines found in big cities. The sparkling facets are sure to add lovely accents to any jewelry or craft design. Material: crystalized glass, sterling silver plated brass; brass provides good formability, high workability and durability, and resistance to corrosion in comparison to other metal alloy; Tarnish resistant plated, with proper care, especially No Contact with chemicals, Liquid, its metal color will last much longer Round circle part without the close ring: about 10mm or 0.4 inch; inner diameter of the closed ring about: 2mm (0.08 inch) - work well with most craft and jewelry making Each charm is handmade, not by machine, so each charm may be slightly different from batch to batch; Adabele's birthstone colors may be slightly different than other companies; The color of the actual item may be slightly different to the picture due to lighting when taking pictures of the items Safe craft and jewelry making supplies; These items are packaged into Adabele's trademarked bag Want to personalize jewelry or creative craft to showcase a unique personalized style or tell a story? Add Adabele’s sparkling jewelry making birthstone drops and links! Birthstone jewelry is believed to bring luck, protection, and other positive attributes to the wearer. Moreover, people often cherish their birthstones as a representation of their identity and individuality. Those reasons make Adabele’s jewelry making birthstone drops and links the great components for your jewelry making like bracelet, necklace, earrings, ring, pendant, anklet, bookmarks, keychains, rosary prayer, etc. Adabele’s birthstone drops/links are handmade with high quality brass and rhinestone crystal, and they are super sparkling and beautiful. Adabele’s drop or link components are available in shapes of bicone, round, rondelle, teardrop, cube, rectangle/square, heart, and are available in sizes of 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm and 18mm. Adabele’s birthstone components include: January – Garnet Red or Dark Red February – Amethyst March – Aquamarine Blue April – Diamond Clear May – Emerald Green June – Light Violet, Alexandrite, or Pearl White July – Light Red or Ruby August – Peridot Green September – Sapphire Blue October – Tourmaline Pink or Fire Opal November – Topaz Yellow December – Light Blue or Blue Zircon While you are shopping for jewelry making drops and links, please also check out Adabele’s large selection of jewelry making supplies that are made of sterling silver, stainless steel, brass, and metal alloy materials for your jewelry making. Please check out all Adabele jewelry making product listings on Amazon today.