Use Costar's app to find your perfect engagement ring with a touch of a screen.
- Seamlessly search through various Bridal, Wedding Band & Fashion Collections
- View our weekly updated New Arrivals Section
- Share items through various social media platforms
- Download images directly from our app
- View full descriptions & multiple angles for each item
- View more details of our jewelry with the Zoom Feature
Costar has been serving fine jewelry stores around the country for 27 years. Our established, well-respected company combines decades of wholesale diamond experience with talented designers and expert manufacturing specialists bringing together fashion, quality and pricing, all to the advantage of independent retailers across the U.S.
We are dedicated to treating customers extremely well. Our customers are not just a number and making them successful is our primary goal. That is why we carry more than 400 bridal styles as well as the latest fashion pieces. We keep you supplied in options that are high quality and reasonably priced. With two U.S. offices in San Francisco and New Orleans, we maintain both an East and West coast presence.