Items can be returned for a full refund within 30 days of the original purchase.
The primary exception to the "no buyback" rule is the , specifically for engagement rings:
This applies to select individually registered solitaire diamond designs with a diamond of 0.18 carats or larger .
The new diamond ring must cost at least twice the original price . For example, if your original ring cost $10,000, your new ring must be at least $20,000.
Tiffany will typically grant a credit equal to the original purchase price (excluding taxes and shipping in some regions) toward a new purchase.
