OVERVIEW

This production-ready CAD model features an organic engagement ring designed with a detailed tree bark and branch texture band, delicate leaf motifs, and a Marquise cut center stone supported by six claw prongs (including V-prongs at the tips). The design incorporates marquise accent side stones integrated into the organic bark structure and is highlighted by studio renders showcasing rose gold and yellow gold aesthetics.

TECHNICAL PRODUCTION INFORMATION

— Ring Size: US 6.5 (16.92 mm inside diameter)

— Center Stone: 1 piece, Marquise Cut, 14.00 x 7.00 mm (2.24 tw)

— Accent Stones (Side): 4 pieces, Marquise Cut, 3.50 x 1.75 mm (0.14 tw)

— Shank Base Width: 2.30 mm

— Shank Base Thickness: 1.80 mm

— Upper Shank Width: 2.00 mm

— Setting Height: 7.00 mm

ESTIMATED METAL WEIGHTS

— 9K Gold: Approx. 3.99 g (9KY)

— 10K Gold: Approx. 4.12 g (10KY) | 4.15 g (10KR) | 3.95 g (10KW)

— 14K Gold: Approx. 4.63 g (14KY) | 4.69 g (14KR) | 4.53 g (14KW) | 5.17 g (14K PdW)

— 18K Gold: Approx. 5.54 g (18KY / 18KR) | 5.27 g (18KW) | 5.63 g (18K PdW)

— Platinum: Approx. 7.23 g (PLAT) | 7.43 g (PLAT RU)

— 925 Sterling Silver: Approx. 3.73 g

FILE FORMAT INFORMATION

3DM — Native Rhino CAD source file containing editable NURBS surfaces

STEP — Standardized CAD exchange format for solid modeling software

STL — Mesh format suitable for downstream 3D digital preparation

FBX — Exchange format for 3D visualization, scene setup, and rendering

OBJ — Standard geometry file format separated into metal and stones

PACKAGE CONTENTS & ORGANIZATION

— Rhino 3D Models: Native editable CAD files

— 3D Print / Casting File: High-density STL file optimized for direct manufacturing

— CAD Exchange Files: STEP, FBX

— Separated Mesh Files: OBJ (separated metal and stones)

— Technical.zip: Dimensioned CAD drawings, gem report, and metal weight analysis

— Renders.zip: High-resolution studio renderings showcasing rose gold and yellow gold precious metal finishes

MANUFACTURING & MESH VERIFICATION

— Closed solid geometry

— Watertight mesh verified with 0 planar holes and 0 bad edges

— Manifold mesh structure with 0 inverted normals

— Scale verified in millimeter units

Note: Please verify tolerances, stone fit, and manufacturing requirements within your specific production workflow prior to casting.

PROFESSIONAL SERVICES AVAILABLE

Gemetric offers custom CAD engineering support and can modify this design to match custom finger sizes, gemstone dimensions, shank widths, or technical production standards upon request.