This three stone diamond engagement ring CAD design collection is developed with a focus on elegance, balance, and professional jewellery manufacturing standards. The design features a prominent round center stone supported by two perfectly matched side stones, creating a classic three-stone composition that represents timeless luxury and strong visual presence. The arrangement enhances brilliance while maintaining harmony across the entire ring profile.

The band is crafted with smooth contours and carefully placed accent diamonds that add depth and sparkle without compromising comfort. The inner shank is designed for a comfortable fit, making the ring suitable for everyday wear as well as special occasions. Each prong and stone seat is accurately engineered to ensure secure stone setting and durability during long-term use.

This CAD collection is optimized for real-world jewellery production. Attention is given to metal thickness, stone alignment, and surface flow to support clean casting and efficient finishing. The design structure minimizes casting issues and reduces the need for excessive manual correction during polishing and setting.

Multiple variations are included in this collection, making it ideal for jewellery brands, manufacturers, and CAD designers who require flexibility for customization, resizing, and client-specific modifications. The files are structured to integrate smoothly into professional jewellery CAD workflows.

UsageSuitable for engagement and bridal ring manufacturingIdeal for three stone diamond jewellery productionCan be used for custom jewellery ordersUseful for professional jewellery CAD portfoliosReady for casting, stone setting, and polishing processes

Included FilesSTL files prepared for casting and manufacturing use3DM files fully editable for resizing and customization

Customer SupportPost-purchase customer support is available for all files in this collection.Assistance is provided for file opening, scaling adjustments, and basic CAD-related guidance.Support is intended to ensure smooth integration into professional jewellery production workflows.

Important PointsProduction-ready CAD modelsAccurate stone placement and prong geometryComfort-fit inner band designClean surface flow for efficient polishingEditable files suitable for customizationDesigned for professional jewellery manufacturing

Product DetailsDesign type Three stone engagement ringCenter stone shape RoundSide stones RoundBand style Diamond accented bandStyle Classic and elegantFile formats STL and 3DMManufacturing status Ready for production