Dumortierite Stone BraceletNatural Dumortierite from Brazil Tarnish Resistant and Hypoallergenic Nexus Hardware Bead Size: ~6. 0 mm Lifetime Guarantee + 10 year Repair Coverage Included Original creation by Homura Workshop ANCIENT BELIEFS Dumortierite is a stone of mental discipline, focus, and patience. Its cool, denim blue tones reflect its steadying energyperfect for when youre learning something new, managing stress, or trying to stay clear headed under pressure. It helps