Celtic Lovers Knot Ring Set in Sterling SilverCeltic Lovers Knot. This Is another new wedding ring set by Karl, the inspiration comes from Celtic lovers knot, the lines intertwine with out breaking, alot like true love. These rings are made with Sterling Silver I can make these rings in any metal and in any size. The Gents ring is 7mm wide and the ladies is 5mm wide I also sell these rings separately. There is plenty of room on the inside for engraving as they are completely solid.