By Craig Coe
| What to Check | Why It Matters | Helpful Tip |
| Certification | Builds buyer confidence | Bring original reports if available |
| Carat Weight | Directly impacts pricing | Verify measurements beforehand |
| Cut & Clarity | Affects demand | Ask for a transparent explanation |
| Market Trends | Can influence offers | Compare multiple buyers |
| Designer Brand | May add resale value | Keep original packaging if possible |
| Payment Method | Improves peace of mind | Confirm payment timing in advance |
Conclusion