sell your diamonds
Sell your Diamonds to the experts. Our Valuation Team have knowledge of the pre-owned Diamond market, making it easy to provide you with instant top cash prices. With no fees and a free valuation, our simple and secure process will take as little as 24 hours.
HOW IT WORKS
Our buying process is simple and secure. In just 3 steps you can take the hassle out of selling.
TELL US ABOUT
YOUR ITEM
For a no obligation quote, call one of our expert valuation team on +44 20 7734 4799,
Visit Us or fill in our online form.
RECEIVE
YOUR QUOTE
One of our Valuation Team will provide you with an initial quote and discuss how to sell your item to us for a top cash price.
GET SAME
DAY PAYMENT
Once we receive and verify your item and you accept our offer, you will get paid immediately. It's that simple.
How much are my
diamonds worth?
There are 5 main factors that determine the price of diamonds:
Carat - The weight of the diamonds
Cut - How well does your diamond reflect light?
Colour - Different colours affect the value.
Clarity - The clearer the diamond, the better.
Shape - Round diamonds are worth more than Emerald cuts
Our experts are more than qualified to help you get the best possible price for your diamonds. If you want to sell your diamonds fill out or form above.
HOW MUCH ARE MY
DIAMONDS WORTH?
There are 5 main factors that determine the price of diamonds: Carat - The weight of the diamonds Cut - How well does your diamond reflect light? Colour - Different colours affect the value. Clarity - The clearer the diamond, the better. Shape - Round diamonds are worth more than Emerald cuts Our experts are more than qualified to help you get the best possible price for your diamonds. If you want to sell your diamonds fill out or form above.​
IT’S ALL in
THE DETAIL
Attention to detail is essential in this line of work and this is exactly what our experts provide.
Our diamond experts and appraisers have an abundance of experience and relevant knowledge to deal with any form of inquiry efficiently.
POPULAR Diamonds

Certified Diamonds

loose Diamonds

Used Diamonds

Unicertified Diamonds

JEWELLERY
WE BUY
Certified Diamonds
Loose Diamonds
Used Diamonds
Uncertified Diamonds
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Our
reputation is key
We assure you of a safe and simple service, with expert knowledge and a promise to offer the highest cash prices for your jewellery
With over 25 years experience in dealing with pre-owned luxury items, Lux Merchant are a business you can trust. We are unrivaled in our ability to ascertain an accurate and competitive value of your luxury items.

We pride ourselves in our ability to deliver a premium service to all our clients with no exceptions. Complete your journey either online or at our store based very conveniently in the heart of London - Central London, Marylebone.