Engagement ring 3D print model

Engagement Ring with round and Cushion diamonddiamond size is: round 1.4mm/0.35ct/34pcs Cushion 8.5x8.5mm/3.19ct/1pc weight metal is:10kt/2.30gr 14kt/2.59gr 18kr/3.18gr platinum800/4.30gr silver925/2.08grpreferred metal are gold(14k/18k) and platin(800/850/900/950) and silver(925)Women ring size #51 this file has 3 formats for printing (obj/stl/3dm)