This elegant solitaire engagement ring features a six-prong setting designed for a 3.5 mm round stone. The setting incorporates heart-shaped prongs, adding a distinctive detail to the classic solitaire design while maintaining a clean and balanced appearance.

The cathedral-style split shoulders create a refined transition from the shank to the stone setting. The model is suitable for jewelry casting and 3D printing, making it ideal for jewelers, designers, and manufacturers.

This CAD model was created in Rhinoceros (Rhino) using professional jewelry modeling practices.

Important

• Ring sizes: US 4 to US 12. The ring size variations were manually adjusted in CAD. The model was not simply scaled to create the size range, ensuring that proportions and structural integrity remain consistent across different ring sizes.

• Each ring size is provided as an individual STL file, allowing direct use for production without the need for resizing.

Model Details

• Stone size: 3.5 mm round

• Setting type: 6 prong solitaire

• Prong design: Heart-shaped prongs

• Ring style: Cathedral / split shoulder

• Ring sizes: US 4–12

• CAD software: Rhinoceros (Rhino)

• Geometry: Prepared for jewelry manufacturing and casting

• Topology: Clean topology suitable for 3D printing

Notes

• The final metal weight may vary depending on the ring size and the metal used in production.

• Ring sizes are provided as separate files for easier manufacturing workflow.