Sterling Silver and Swarovski Crystal Woven Puffy Heart Necklace Beautiful Crystal Clear Swarovski bicones woven into a sparkling heart! Bicones are Swarovski Crystal; Chain is 0.925 Sterling Silver Strung on a 20 inch 1.0 mm Sterling Silver chain which is sturdy as well as beautiful Gorgeous sparkle in any light - even moonlight! Type "Sunchains" into the Amazon search bar to see all of our products.