Question 1

What is the resale value of the 18K Yellow Gold Mini Heart Key?

Accepted Answer

Based on the active listings we track across major resale platforms, the 18K Yellow Gold Mini Heart Key has been listed at $210 as of our last check of each marketplace. Prices vary with condition, completeness, and demand.

Question 2

How many 18K Yellow Gold Mini Heart Key listings are available?

Accepted Answer

The Back Catalog tracks 1 active 18K Yellow Gold Mini Heart Key listing aggregated from resale platforms. A listing is counted until the marketplace stops showing it, so the figure is a last-checked count rather than a live one.

Question 3

Which platform has the cheapest 18K Yellow Gold Mini Heart Key?

Accepted Answer

The lowest tracked price for the 18K Yellow Gold Mini Heart Key is $210 on Fashionphile. Compare all listings on The Back Catalog to find the best current deal.

	Listing	Posted	Condition	Authenticity	Price ↑
	Fashionphile	8/6/2026	—	AuthenticatedFashionphile in-house authentication	$210	View on Fashionphile
	FashionphileSold	7/12/2026	—	AuthenticatedFashionphile in-house authentication	$725	Sold8/26/2026

Marketplace	Listings	Total value
Fashionphile	1	$210
Total	1	$210

Tiffany & Co.
18K Yellow Gold Mini Heart Key

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Tiffany & Co. 18K Yellow Gold Mini Heart Key