Rauten Rose is a trade term for a flatback stone with a diamond pattern on top. In glass it may be fire polished or machine out. As these are acrylic, it is molded. These are put together doublet-style which accounts for their depth and iridescence. They are truly gorgeous, look like glass when set. And you just can't beat this price.25 x 18mm.Looks like copper wire braided, so unique, Striped Brown. Sold by the piece.