Maria da Costa, is an innovative diamond jewelry designer and dealer since 1998. She is a trained, certified and experienced interior designer and a graduate of Belgium's famed HRD diamond grading training. With an active involvement in the local art scene and as an accomplished creator in several fields of the visual arts, Maria proceeded to create some of the most daring and stunning tension ring designs in the newly adopted media; such as Titanium and Zirconium.

Maria is presently the House Guest Designer at  and design Consultant at