This hand wrapped ring was made using only the finest Argentium silver wire and 14 karat gold filled wire. Argentium silver offers a more white color that is closer to fine silver than traditional sterling silver, yet is also extremely low on tarnish. This ring contains an 6 mm round cut London Blue Topaz gemstone. Blue Topaz is the birthstone of December. Custom gemstone selection available upon request. Choose your size upon checkout. Also available in any gemstone of your choice.