Thomas Sabo Charm Bracelet Medium. This bracelet is in black obsidian broad faceted bead with a silver carrier on which 2 or 3 charms can be attached, it is expandable and comes in differant sizes S,M,L,XL. This bracelet is a medium, size 16.5cm. Model Ref: X0035M Collection: Charm Club Material: Sterling Silver Stone: Black Obsidian Guarantee: 2 Year Manufacturers Stone Colour: Black Colour: Black Gender: For Her