The process of diamond and gemstone recovery from karat gold jewelry scrap is far more complex and time consuming than a direct melt and assay recovery. Jewelry that contains recoverable diamond and gemstone melee will always yield a much higher value, as long as the refiner you choose is implementing sound wet chemistry processes that minimizes the potential for mechanical losses of metal and damage to the your valuable gemstones. You should expect the refiner to charge higher processing or treatment fees for this service as well as allowing a little more time for final results but in the end, the additional value you'll receive back from the sale of your stones more than justifies any inconvenience.
The pawn industry enjoys a unique relationship with United PMR. As the largest US-owned primary refiner in the country, United exclusively services the jewelry industry. A major source of jewelry for recycling and refining is the pawn industry. Dating back to ancient history, the practice of loaning money on portable security has outlasted the test of time. Pawn shops, because of their niche services and customer-friendly business model, have provided much needed funding to customers when other options such as bank loans weren't available to people.
The first time I heard this, I was shocked! Then it was endless stories of pawn owner’s explaining how refiners didn’t find their platinum. So let’s talk about this elusive metal.
To start, sneaking metal into your refining lot is never a good idea, especially platinum group metals. The first, and most important reason is if the refiner is expecting gold and silver, a fire assay is done on your material to assess value.