Successions & inheritance · Diamantaires OG
Estate jewelry: which pieces are really valuable?

You have recently inherited your great-aunt Germaine's jewelry collection and aren't quite sure what to do with it? You're wondering which of these pieces are truly valuable and deserve an in-depth appraisal? You are right to be asking yourself these questions! Estate jewelry can hold genuine treasures, but they are not always easy to identify. As a gemology and luxury jewelry expert in Paris, I will guide you step by step to help you sort through your family treasures.
Start with a detailed inventory
The first thing to do is to take the time to make a complete inventory of your jewelry collection. Carefully take out each piece, note its characteristics (material, shape, size, condition, etc.) and take detailed photographs. This will help you get an overall view and more easily identify the items that could be valuable.
Look for brands and signatures
During your inventory, pay particular attention to the brands and signatures on the jewelry. Major jewelry houses such as Cartier, Van Cleef & Arpels or Bulgari generally place their logo or hallmark on their creations. Similarly, antique jewelry may bear the signature of the jeweler who made it. These elements are valuable clues that will help you identify the most precious pieces in your collection.
Assess the quality of the stones and metals
Beyond brands, the value of a piece of jewelry depends largely on the quality of the stones and metals it contains. Carefully examine each stone: its cut, color, and clarity. For diamonds, it is best to call on a gemology expert such as Diamantaires Paris OG, who can provide you with a detailed analysis. Likewise, check the nature and condition of the metals used (gold, platinum, silver, etc.).
Take into account the age and originality of the design
Family jewelry often has an important history and sentimental value. However, some pieces may also have a high market value because of their age or original design. Find out about the period in which your jewelry was created and the trends of that time. One-of-a-kind or rare pieces will generally be more sought after by collectors.
Have the most promising pieces appraised
Once you have identified the jewelry most likely to be valuable, it will be time to have it appraised by a professional. At Diamantaires Paris OG, our gemology and luxury jewelry experts can provide you with a detailed evaluation of each piece. In particular, they can inform you about the authenticity, quality of materials, and market value of your jewelry. This will help you make the best decisions regarding keeping them or possibly selling them.
By following these different steps, you will be able to identify the true treasures in your family jewelry collection. Do not hesitate to call on experts such as Diamantaires Paris OG to guide you as best as possible in this process. They will be able to advise you with professionalism and care to help you make the most of your inheritance.
Have your estate jewelry appraised free of charge
Our GIA-certified gemologists evaluate each piece rigorously. Free, confidential appraisal, with no obligation.
43 Rue Beaubourg, 75003 Paris
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Related articles
Understanding inheritance tax on jewellery
Our practical guides, written by gemmologists, on the taxation and valuation of inherited jewellery:
- ◆ Inheritance tax on jewellery: the guide
- ◆ The 5% flat allowance does not cover jewellery
- ◆ How the tax authorities value jewellery (art. 764)
- ◆ Scale and allowances applicable to jewellery
- ◆ Declaring jewellery: how to proceed
- ◆ Insured jewellery: the minimum value
- ◆ Selling jewellery to pay the taxes
- ◆ Sharing jewellery among heirs
Inheritance & value
Value the jewellery of an estate
You need to declare inherited jewellery and would like to know its current value. Send us photos and a description: a state-certified gemmologist will reply within 24 hours, free of charge and with no obligation.
- ◆ Reply within 24 hours, free of charge
- ◆ By state-certified gemmologists
- ◆ No obligation
Simple process
Value your jewellery in three steps
Send photos and a description
Take a few clear photos of your jewellery (top, bottom, hallmarks) and describe them briefly. You may attach any documents you have.
Receive an initial reply
A state-certified gemmologist reviews your information and tells you, within 24 hours, which pieces merit an appraisal — free of charge and with no obligation.
Refine with an appraisal by appointment
If you wish, you can make an appointment in Paris or request a visit for an in-depth appraisal, essential for major pieces.
Our commitments
A reliable and respectful valuation
Certified appraisal
Your jewellery is examined by state-certified gemmologists, guaranteeing a rigorous analysis.
Fast reply
An initial reply is sent to you within 24 working hours, to facilitate your proceedings.
Total confidentiality
Your information remains strictly confidential and is never shared.
Tailored support
For complex estates, we can travel to a notary's office, a bank or your home.