Presenting a highly detailed and elegant 3D CAD model of a rigid bangle bracelet, designed for flawless 3D printing and casting. This timeless jewelry piece features a stunning 3.18-carat marquise-cut diamond center stone, perfectly balanced on a sleek, comfortable band.This model was carefully crafted with precise proportions, making it production-ready for professional jewelers and 3D printing enthusiasts. The clean lines and classic setting ensure the center diamond takes the spotlight.Technical Specifications: Center Stone: 1x Marquise Cut Diamond Stone Dimensions: 15.71 x 7.51 mm Total Gem Weight: 3.18 ct Bangle Inner Dimensions: 57.00 x 42.00 mm (Oval shape for optimal wrist comfort) Band Thickness: 1.60 mm (Top) to 2.20 mm (Bottom/Clasp area) Ready for Casting: Optimized for 14K / 18K Gold, Platinum, or Silver.Love this design?Make sure to follow my profile so you don't miss out on my latest premium 3D jewelry models, upcoming collections, and exclusive CAD designs!Tags:#3DPrintable #JewelryCAD #BangleBracelet #MarquiseDiamond #3DJewelry #CADModel #JewelryDesign #MatrixGold #Rhino3D #3DPrinting #Goldsmith #FineJewelry #CGTrader #STLfile