If you are looking for the 8mm Black Onyx and Quartz and Hematite Beaded Necklace, this necklace is for you! If you are looking for a gift necklace for your boyfriend, brother, father or husband, this necklace is for you! Quartz Choker Necklace for Men; - 8mm Matte Onyx beads. - 8mm Gray Patterned Quartz beads. - 6mm Hematite. - Silver color lobster clasp. - Choker Necklace is made of Stainless Steel Wire. -The necklace length you see in the pictures is 16 inches. - Necklace length 14" to 32"+ 1