This 18-karat yellow gold-plated brass ring features vibrant blue topaz gemstones for a bold, statement-making aesthetic. Blue Topaz Material: 18-karat Yellow Gold-Plated Brass Imported Bold jewellery pieces for making a statement. Ring can be re-sized by any professional jeweler; however, if re-sized, it will not be accepted for return It is customary to treat most gemstones to achieve enhanced colour and durability. Some of these treatments may not be permanent, and may require special care. Colour: blue