These are in brass only, they all have 4 holes, just fold over the little prongs.These are available currently to fit style 1122 in 14mm, 16mm and 18mm, also style 4470 (square stone and 1201(large 27mm round) all with 4 holes, tons of design possibilities! Will be on the web site soon!
These are by Tierracast, they come in single, double or triple loops, and only fit the 12mm Rivoli 1122 stones, yes we carry the 12mm! plus on the web site for sale