Material: Authentic 925 Sterling Silver. The Ring's Metal Content is at Least 92.5% Pure Silver. Hypoallergenic, Non-irritating to Skins. Celtic Knot Design: The Ring Features Nice Celtic Knot, It is Complete Loops, Without Beginning and Ending, It Symbolizes Life and Eternity, Loyalty, Faith, Friendship or Love. Ring Size: Adjustable(#6-#12). Perfect Size Fits Finger Well, Can be Thumb Ring, Pinky Ring, Versatile, Goes with Every Outfits. Gorgeous Birthstone: The Ring Adorns Shiny Birthstone Which Can Bring Good Fortune for You, Jan-Dec Available, Perfect Birthstone Jewelry for Yourself or Your Family Persons. The Birthstone Ring will Come with Box and Black Velvet Pouch. 925 Sterling Silver Celtic Knot Heart Rings Men/women stylish jewelry of Authentic 925 Sterling Silver, durable, anti-allergic, lasting, and color retaining, good for daily wearing.