This 3D jewelry model features luxury matching couple rings designed with elegant engraved borders and a single diamond accent in the center. The pattern runs smoothly around the band, giving the design a timeless and sophisticated appeal suitable for both men and women.

The model is fully optimized for 3D printing and casting, with precise geometry, clean mesh, and accurate dimensions. It can be produced in yellow gold, white gold, rose gold, or platinum and supports various stones such as diamond, moissanite, or CZ.

Perfect for jewelers, CAD designers, and jewelry manufacturers seeking ready-to-print couple band designs. These rings symbolize harmony and eternal love, making them an excellent choice for engagement, wedding, or anniversary jewelry collections.