Welcome to NW Gems & Diamonds. We offer high quality loose gemstones and diamonds at the most competitive pricing on the market. Being a family-owned American business, we strive to uphold a promise to our customers to always conduct business with uncompromising integrity. 

Our gemstones are hand-selected with a strict criteria for cut, clarity, and color. All of our gemstones and diamonds are inspected, evaluated, and screened by a GIA certified gemologist to guarantee quality and accuracy in grading. If an item does not meet our strict criteria, it will not be listed. 

All gem weights are approximate unless otherwise noted.  If you have a particular gem shape, cut or size that you have not seen listed, please let us know and hopefully we will have it in our inventory and list it immediately.

Our Guarantee to our Clients

  • Superior quality at below market pricing
  • Full treatment disclosure of our gemstones & diamonds
  • 100% satisfaction guaranteed, backed with an easy 30-Day No Questions Asked Return Policy
  • All gemstones & diamonds inspected, evaluated and screened by a GIA certified gemologist to guarantee quality and accuracy in grading.

Business Information

NWG - 6789 Quail Hill Pkwy, Suite 826, Irvine, CA 92603

Phone: 1-949-288-0220

Email: sales@nwgems.com

Hours: Daily 8:00 AM - 9:00 PM - Pacific Time