This marquise cut diamond engagement ring 3D CAD model features an elegant halo setting combined with a pavé diamond band, creating a luxurious and eye-catching design suitable for high-end jewellery collections. The halo enhances the elongated marquise center stone, increasing brilliance and adding visual depth while maintaining a refined and balanced silhouette.

The marquise cut center stone is secured using a carefully engineered prong arrangement that provides both brilliance and durability for daily wear. Pavé diamonds along the band enhance sparkle and create a premium aesthetic ideal for engagement and fine jewellery production.

The model is built with manufacturing precision to support smooth casting, stone setting, polishing, and finishing workflows. Clean geometry and optimized structure allow easy resizing and customization for different stone sizes or production requirements.

This CAD model is ideal for jewellery manufacturers, CAD designers, retailers, and brands looking for production-ready engagement ring designs or customizable base models for luxury collections.

Included Files

• STL file ready for production and 3D printing• 3DM editable CAD source file• High-quality presentation render images• Production-ready jewellery CAD model

Important Points

• Production-ready jewellery CAD design• Clean and optimized geometry• Accurate stone and prong alignment• Suitable for casting and manufacturing workflows• Easy customization for different stone sizes• Suitable for engagement and luxury jewellery collections• Smooth surfaces for premium finishing quality• Compatible with standard jewellery CAD workflows