Main Description:This professional-grade jewelry CAD model features a contemporary bypass shank architecture paired with an elevated four-prong solitaire setting. Designed specifically for high-end commercial manufacturing, the interlocking split-shank profile curves smoothly around the central setting, providing structural integrity while maintaining a refined aesthetic. The shank transitions into a balanced under-bezel gallery that stabilizes the primary prongs, preventing distortion during the investment casting and stone-setting phases.

Engineered under strict production tolerances, every curve and junction is optimized to allow seamless metal flow during casting. The open-gallery construction beneath the setting ensures excellent light entry for the gemstone while offering easy access for post-casting polishing and clean-up. This file addresses common manufacturing failure points by maintaining consistent wall thickness and eliminating weak non-manifold geometry, ensuring a highly reliable production cycle from print to finished piece.

Technical Specifications:

Ring Size: US 6.5 / Inside Diameter: 16.92 mm

Gemstone Configuration: 1 Center Stone, Cushion Cut, measuring 6.75 mm x 5.25 mm (Approx. 1.16 carats diamond equivalent weight)

Estimated Metal Weights: 14K Yellow Gold: 2.85 g | 18K Yellow Gold: 3.41 g | 14K White Gold (X1): 2.79 g | 9K Yellow Gold: 2.45 g

Shank Dimensions: Bottom width 2.00 mm, bottom thickness 1.60 mm, mid-shank thickness 1.70 mm

Setting Height: 4.35 mm from the top of the shank to the table of the gemstone

Quality Control: The mesh has been thoroughly processed and verified using Materialise Magics. It is 100% watertight, free of naked edges, inverted normals, or self-intersecting surfaces, ensuring a flawless slicing process for professional SLA/DLP 3D printers.

Files Included:

Native Source File: .3dm (Rhinoceros format, fully editable geometry)

Production Format: .stl (High-density, optimized mesh directly prepared for 3D printing)

Exchange Formats: .fbx and .obj (For cross-platform compatibility and digital visualization)

Render-Ready Asset: Separate .3dm file organized with shading layers and materials optimized for immediate V-Ray or MatrixGold rendering

Production Assets: High-resolution technical dimension, wireframe, and sizing screenshots for workshop reference

Custom Design & Freelance Services:If you require modifications to this file—such as resizing, altering the center stone dimensions for a different cut, or adjusting prong configurations—please feel free to reach out. As a dedicated jewelry CAD designer with extensive experience producing manufacturing-ready models under strict tolerances, I am available for custom design orders, file adaptations, and long-term B2B freelance contracts.