Our vision is to build a transparent and trustworthy network, in which We Work for You.

We connect between buyers and vendors and by taking care of the stones and logistics , we grant you the ability to do what you do best from anywhere on the globe to anywhere you desire.

We provides the most elaborated details of data, video and imagery to ease your purchasing decision making. Furthermore, as a 100% open platform for all vendors from all around the world, www.riostarhk.com provides you access to the largest, most diverse inventory in the world. Each diamond added to www.riostarhk.com goes through a thorough gemology review and an in-depth inspection, on top of its attached gemological certificate of GIA* "Gemmological Institute of America " . Therefore, can commit that ALL diamonds on www.riostarhk.com are 100% natural certified polished diamonds.