iStuffSellers has 15 years of experience with estate jewelry—gold, diamonds, watches, and vintage jewels in any form, regardless of condition. We pride ourselves in maintaining the highest integrity standards, and we are 100% committed to your satisfaction. You can rest easy knowing your transaction is being handled with expert care from start to finish.
Acid scratch test
By administering different acids to the precious metal in question, we can determine the pureness of your gold or silver.
Using a unique electronic device, we go a step further to ensure the pureness of your rings, necklaces, watches, and more.
X-ray fluorescent test
XRF testing can detect the purity of metals without damaging or leaving marks on the pieces in question.