Modern Gold Ring CAD and STL

I'm looking for an experienced 3D CAD designer to create a detailed design and STL file for a modern-style gold pinky ring. The design is like the image attached incorporating 2mm round emerald and citrine on each side. Looking to for two designs: oval and a round shape centre diamond, approx 1.5 ct in size.

Requirements:
- Modern ring design, suitable for commercial sale
- 3D CAD model of the ring
- STL file for 3D printing
- Experience in jewelry design, particularly with gold
- Creativity and a strong portfolio in modern jewelry design

Ideal Skills and Experience:
- Proficiency in CAD software (e.g., Rhino, SolidWorks)
- Knowledge of gold properties and design considerations
- Previous work on commercial jewelry designs
- Attention to detail and high-quality output

Please provide samples of your work. Looking forward to your bids!