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For a personalized customer service we are here for you by phone at +33 549 411 819 or by email at contact@bijouxbaume.com

Home > Jewelry expertise > Purchase Diamond and Precious Stone

Baume Jewelry : Buy Diamonds, Precious stones and Pearls with confidence

2 certified Gemologists are at your service

Our team of certified Gemmologists welcomes you in our gallery in Poitiers, to appraise your precious stones, to carry out the diamond expertise and the pearl expertise since 1975 in Poitiers. Acquired after many years of practice sanctioned by several French and international diplomas, we have the skills, the knowledge and the scientific equipment necessary to identify and evaluate your goods accurately.

We buy modern diamonds or antique diamonds but also all precious stones: ruby, sapphire, emerald, and fine stones: aquamarine, amethyst, citrine... or pearls, whatever their size and weight.

Selling your gemstones to an expert gemologist will allow you to get the best price and will allow us to reuse them on new jewelry creations. They will then have a new life and will contribute to the creation of a jewel with less environmental impact.

Maison Baume offers you the best guarantees for diamond repurchase, sapphire repurchase, emerald or ruby repurchase and pearl repurchase.

A professional Diamond - Gemstone - Pearl expertise

To ensure you a professional expertise, we carry out the diamond valuation in Poitiers only at our gallery in Poitiers with your stones that you bring in person and any documents that accompany them.

Indeed, the condition, the type of cut, the weight but also the period of your gemstones are important elements in the evaluation and will allow us to offer you the most accurate price.

If your gems, diamonds, emeralds, sapphires, rubies and pearls are mounted on jewelry, we are also able to evaluate them and buy back your old gold jewelry. Broken gems may also be of interest to us.

We guarantee total confidentiality.

Note that we also practice the repurchase of antique jewelry, the repurchase of 18 karat gold jewelry, the repurchase of silver jewelry, the repurchase of gold coin, or the repurchase of precious objects.

You will also find in our gallery old or modern jewelry such as diamond rings for women, necklaces, bracelets, earrings ...

How does the Purchase of Diamonds, Precious Stones or Pearls work ?


1 - Make an appointment by phone at +335. or by email : contact@bijouxbaume.com.

2 - You come to our gallery in Poitiers with the diamonds, gemstones, pearls or antique jewelry that you want to sell or estimate.

3 - A free and non-binding diamond estimate, stone estimate, pearl estimate is given to you. If you agree, the payment by check or bank transfer is done immediately.

Simple, fast, safe, confidential... For more than 40 years, Baume has been offering you its gemological expertise and professionalism for diamond repurchase in Poitiers.

Our commitments

  • Study of your diamonds or precious stones with the help of professional and state-approved equipment : Approved weighing scales - Touchstone - Stone testers - Leveridge - Microscope, Complete database, Bibliography...

  • Precise estimation of your diamonds or precious stones and exchange on a proposal of repurchase at the best resale price in Poitiers and in all the Poitou-Charentes region.

  • Immediate payment by check or bank transfer in accordance with the regulations in force.

  • Total confidentiality and the greatest discretion are our golden rules.
Maison Baume is a member of the Chambre Nationale des Experts spécialisés en Objets d'Art, guaranteeing the authenticity and quality of its expertises.

She is also newly accredited as an Expert in Gemology - Jewelry from the 19th century to the 1970s by the Compagnie Nationale des Experts en Art (CNE).

Come and meet us to resell your diamonds and precious stones in Poitiers - 28 rue de Magenta

Request an appointment to sell diamonds and precious stones in Poitiers

BAUME Jewelry is also:

100% secure



with insurance

or refunded


by our Gemologists
and Approved Experts

of authenticity

issued for each jewel