Product OverviewThis is a professional, production-ready 3D CAD model of a classic yet modern solitaire engagement ring. Designed with meticulous attention to detail and optimized for high-end jewelry manufacturing, the ring features a striking pear-cut centerpiece secured by a classic 5-prong setting. All five prongs are perfectly rounded and evenly distributed to ensure maximum security for the gemstone while maintaining a clean, delicate aesthetic.

The shank exhibits a refined, tapered silhouette that beautifully leads the eye toward the center stone, combining timeless elegance with structural integrity perfect for daily wear.

Technical Specifications & DimensionsThe model has been fully engineered with precise casting tolerances and optimal metal thickness to ensure flawless execution during the 3D printing, casting, and finishing processes.

Finger Size: US 6.5 (Inside Diameter: 16.92 mm)

Center Stone: Pear Cut, 10.00 mm x 7.00 mm (Approx. 1.81 Carat Diamond Equivalent Weight)

Setting Style: 5-Prong Solitaire (Featuring 5 round prongs for secure stone orientation)

Prong Diameter: 1.20 mm (Optimized for secure stone setting and clean polishing)

Shank Width (Top/Shoulders): 1.85 mm

Shank Width (Bottom/Base): 1.80 mm

Shank Thickness (Base): 1.75 mm

Total Height (From base of shank to top of prong): 11.15 mm

Setting Height (From top of finger to table of stone): 8.00 mm

Estimated Metal Weights (Based on CAD Volume)9K Yellow Gold: 2.61 g

10K Yellow Gold: 2.69 g

14K Yellow Gold: 3.03 g

18K Yellow Gold: 3.62 g

9K White Gold (Base PdW): 2.96 g

14K White Gold (Base PdW): 3.38 g

Available File FormatsThe download package is organized and structured for immediate integration into your workflow. All files are securely packed into a single archive for easy extraction.

Native 3DM Format (Rhino / Matrix): Contains the original production geometry with clean curves for easy modifications.

Render-Ready 3DM Format: Optimized specifically for rendering pipelines with high-density meshes and pre-assigned material layers.

STL Format: High-resolution, closed watertight mesh fully checked and ready for immediate 3D printing (SLA, DLP, or Wax Jetting).

STEP Format: Universal CAD format for seamless cross-platform compatibility.

OBJ Format: Clean polygonal mesh suitable for import into alternative rendering applications or digital showrooms.

FBX Format: Versatile format preserving asset structures for scene setups and presentations.

RAR Archive: A comprehensive master archive containing all the aforementioned files and high-resolution render previews for streamlined storage and quick deployment.

STL Mesh CharacteristicsGeometry: 100% Watertight, manifold solid mesh.

Errors: Zero non-manifold edges, zero self-intersecting faces, and zero open boundaries.

Fidelity: High-density triangulation ensuring smooth curves on the shank and perfectly crisp edges on the prong tips, completely eliminating visible layering in high-resolution prints.

Customization & Modification ServicesWe understand that commercial manufacturing often requires specific parameters to match unique client demands. If you require any structural adjustments to this model, we offer bespoke modification services upon request:

Resizing: Precision scaling to any standard international ring size (US, UK, EU, JP) while keeping original design proportions intact.

Center Stone Adaptation: Modification of the collet/head to accommodate alternative gemstone dimensions, cuts, or specific calibrated stone heights.

Prong Adjustments: Alteration of prong styles to match individual aesthetic preferences.

Please submit an inquiry via the platform messaging system for customization requests or additional technical support.