Double Lucky Purple Quartz Blue Lace Agate Good Luck Powers Lucky Bracelets Best Amulets Collection. Amulet Double Lucky Set Purple Quartz and Blue Lace Agate Tumbled Crystals Good Luck, Protection Powers Lucky Gemstone BraceletsDouble Lucky Purple Quartz Blue Lace Agate Good Luck Powers Lucky Bracelets Each Gemstones Bead Size: Approximately 1/2 inch Each Bracelet Size: Self Adjustable and would fit most size wrists. Each Bracelet is Naturally Unique and may have rough specks being made from semi precious gemstones. Comes with Branded Packaging