shiny diamond
From a sustainability standpoint, I was pleased that I was able to recycle our old diamond and get a great deal on a new, recycled diamond. We win and the environment wins.
Greg A. (Hong Kong).

Upgrade your diamond with Diamond Marketplace

When you upgrade with DMP, you’ll have twice the reason to celebrate: the best available price worldwide on your sale and purchase transactions.

On top of this, DMP offers upgraders who both sell & buy a special discount on our fees, resulting in exceptional value. To get your discount code, start by selling your diamond.

How does it work?

Use our website to get a valuation

Use our price comparison engine to get an immediate valuation

No need to ship your diamond

Just input your GIA number for an immediate quotation

SELL A DIAMOND

Choose your Selling Option

Choose to hold onto your GIA certified diamond and just list it for sale, or;

Send us your diamond immediately for authentication and a quicker sale.

All diamonds must go through the authentication process for a sale to complete.

Browse our collection for your new diamond deal

After selling your diamond for the best possible price, we’ll give you a discount code to use on your new purchase.

Our price comparison engine compares our prices to major online retailers; ensuring you get the best deal possible on your upgrade.

BUY A DIAMOND

Find Your Perfect Diamond

Browse our collection of diamonds and find the one that captivates you or your loved one.

Find Your Diamond
USD