The jewelry must be in "perfect saleable condition". It cannot be altered, engraved, or show signs of wear.
Generally, . Once an item has passed its initial return window, the company does not offer a program to repurchase pre-owned pieces from customers. However, there are specific policies that allow for refunds or trade-ins under certain conditions. The 30-Day Return Policy does tiffany buy back jewelry
This applies to select individually registered solitaire diamond designs with a diamond of 0.18 carats or larger . The jewelry must be in "perfect saleable condition"