This luxury eternity ring 3D model features alternating marquise cut and round brilliant diamonds set in a continuous full band design. The elegant arrangement creates maximum brilliance and a timeless style, available in yellow gold, rose gold, or white gold options. Perfect for wedding bands, anniversary rings, or fine jewelry collections, this detailed CAD model is fully optimized for 3D printing, casting, and rendering, ensuring accuracy in stone sizes, weight, and technical dimensions for professional use.