There have been several live implementations in jewelry stores, though the success rate is difficult to know. Those we’ve written about have been successful, when measured against what retailers had hoped to achieve. Obviously, however, we simply don’t know the number of projects that might have been attempted and failed.
Here are links to some articles that you might find interesting.
Here is a white paper on the topic:
• Achieving a Return on Investment Using RFID for Jewelry Tracking
And here is a company offering an RFID tracking system for jewelry:
• TracTech Systems
I hope that helps.
—Mark Roberti, Founder and Editor, RFID Journal