4mm XILION-cut 5328 crystal bicone beads by Swarovski are our most popular size of bicone crystals. As a result, you'll find an astounding color palette in 4mm crystal beads. This all-purpose size works great for a wide range of jewelry making and craft applications, including beading and stringing projects. Shop low-priced factory packs of 4mm crystal bicones in the most popular colors when you want large quantities.
Advanced Crystal: Since 2012, all Swarovski crystal beads, crystal pendants and other crystal jewelry components are produced using Advanced Crystal, an innovative lead-free formula (containing .009% lead or less). Special polishing, perfect cut, exact geometry and precise angles draw out maximum brilliance. Advanced Crystal offers discerning customers crystal of the highest quality, while ensuring that Swarovski products meet and surpass legislation, regulations and industry standards. As a result of Advanced Crystal, Swarovski continues to be the benchmark for safe, beautiful crystal beads, crystal pendants, and other crystal jewelry components.