| Clue | Source | Date |
|---|---|---|
| Prove genuine | ||
| Verify | The Telegraph Quick | 05 Dec 2024 |
| Establish the genuineness of (12) | ||
| Prove to be genuine (12) | ||
| Establish as genuine | Mirror Classic | 28 Apr 2024 |
| Gold, after it turned up, maybe Tom and European certify (12) | ||
| Verify, certify | The Telegraph Quick | 09 Aug 2023 |
| Verify gold teeth? I can't when false | The Telegraph Toughie | 15 May 2018 |
| Validate | The Guardian Speedy | 14 Oct 2017 |