July birth stone. Net weight: 17 grams. Come with U7 design gift box. Classic tennis bracelet crafted from single strand of prong-set cubic zirconia rounds Width: 9 MM = 0.3 Inch,Removable double safety clasp makes the bracelet resizable: 6-8 inches. Material:red AAA Cubic Zirconia,18k gold, copper.Metal type:18K Gold Plated. Nickel free. Customer notice:this bracelet belongs to fashion jewelry not fine jewelry.