Elastic men's bracelet in steel with blue dumortierite and white and black crystals. Collection. UNIQUENESS. Blue dumortierite diameter: 4 mm. Crystal diameter: 4 and 1.25 mm. One size, circumference 19 cm. Material: 316L Steel, Blue Dumortierite, Crystals. Indicative image as these are natural stones and the colors of the bracelet may vary