Promise ring - Engagement ring with heart ornament-7stones 3D print model Printable model Engagement ring with 4.8mm centr stone(0.41 ct) and side stones finger sizes : 6 US , 7 US , 8 US , 9 US sizes gems: 4.8mm round stone -1pcs, 3.0mm round stone -2pcs , 2.4mm round stone -2pcs, 2.0mm round stone -2pcstotal gems weight - 0.78 ct average weight: 3.5 gr in 14K gold 2.9 gr in 925 silver Ready for 3d printing Promise ring 3dmodel with heart ornament