Set Deal Alert Click to activate an email alert when this deal is updated 7-Piece Swarovski Crystal Stackable Rings $29 at Groupon Comments 193 days ago by ShadowM in Jewelry HOTNESS UNHOT Groupon has 7-Piece Swarovski Crystal Stackable Rings for $29 with free shipping. Available in while sizes 5 through 10 and can be worn separately or mixed and matched. Similar rings are around $6 each. $29