How Much Is Your Old Jewellery Worth? A Quick Valuation Guide for London

Posted by Preowned Luxuries
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Sep 26, 2025
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Summary

This transactional and location-based guide is essential for London residents looking to determine the true value of their old jewellery before selling or insuring it. It outlines the crucial four factors that determine value—Metal, Gemstones, Maker's Mark, and Condition—and emphasizes the importance of a professional jewellery valuation in London. The article specifically directs sellers to the experts in Hatton Garden, London’s jewellery quarter, for accurate and transparent appraisals, providing actionable steps and a strong Call to Action to book a free valuation today.

Introduction

Do you have inherited heirlooms, a forgotten gold necklace, or a pre-owned diamond ring tucked away in a London safe? The question isn't just "What is it?" but "How much is my old jewellery worth?" The value of your treasured pieces is not always straightforward, especially in a dynamic market like the UK. Before you consider a sale or update your insurance, a professional, accurate jewellery valuation is paramount. This guide provides a quick, expert overview of the critical factors that influence the price of your vintage and antique jewellery and directs you to the trusted specialists in London, UK.

The Four Pillars of Jewellery Valuation

To get the best price for your old jewellery, you need to understand the four main factors professional London jewellers use to calculate its worth.

1. Metal Weight and Purity (The Scrap Value Foundation)

The intrinsic value of your piece starts with the metal.

·         Purity: Look for a hallmark. For gold, this is expressed in karats (ct), with 24ct being pure gold. Common UK stamps are 750 for 18ct (75% pure) and 375 for 9ct. Platinum and high-carat gold (18ct and above) command significantly higher prices.

·         Weight: Heavier pieces contain more precious metal. Buyers often calculate the scrap value of the metal based on the current daily market price, setting a base value for your item.

2. The Four Cs of Gemstones

For pieces featuring diamonds, the Four Cs are the globally accepted standard for valuation:

·         Carat Weight: The size/weight of the stone.

·         Cut: The stone's proportions, symmetry, and polish, which determine its brilliance.

·         Colour: Graded from D (colourless, most valuable) to Z (light colour).

Clarity: The presence of internal (inclusions) or external (blemishes) flaws. Stones with accompanying GIA or HRD certificates will have a verifiable and significantly higher value.

3. The Maker's Mark, Design, and Rarity

Beyond the materials, the piece's history is vital for its resale value.

·         Branding: Jewellery from houses like Cartier, Tiffany & Co., and Van Cleef & Arpels carries a massive brand premium in the London second-hand market.

·         Rarity & Era: Antique jewellery from periods like Art Deco or Edwardian, or unique, hand-crafted vintage designs, often command higher prices than mass-produced contemporary items due to their historical significance and rarity.

4. Overall Condition and Provenance

·         Condition: A piece in pristine condition—free from deep scratches, loose stones, or heavy wear—will receive a better valuation. Repair costs are factored into the offer price.

·         Provenance: Original documentation, such as receipts, valuation certificates, or designer boxes, proves authenticity and helps secure the maximum return.

Where to Get a Professional Jewellery Valuation in London

For London residents, the undisputed centre for expert, unbiased, and certified jewellery valuation is Hatton Garden, EC1N.

Specialist valuers, often Fellows of the Institute of Registered Valuers (FIRV), offer different types of appraisals:

There are typically three main types of jewellery valuations, each serving a different purpose and using a distinct pricing factor:

1.      Insurance Valuation: This type is performed to provide the cost to replace the item in the event of loss or damage. The resulting value is based on the Highest Retail Value, and the service is often priced using a fixed fee per item.

2.      Probate Valuation: This is required for estate purposes, such as calculating inheritance tax. The value is determined by the Fair Market Value at the time of the owner's death, and the cost is usually a fixed fee or a percentage of the valuation amount.

3.      Open Market/Resale Valuation: This service is used to determine the price a piece is likely to fetch when sold directly to a buyer. The final value is the Actual Realisable Market Price, and this type of quote is often provided free of charge with no obligation to sell.

4.      Many reputable Hatton Garden jewellers offer a free, no-obligation resale quote. This is the simplest and safest way to discover the real cash value of your old jewellery.

Conclusion

Understanding the intrinsic and market factors is the first step in unlocking the value of your old jewellery. Whether your motivation is insurance or a profitable sale, an accurate jewellery valuation in London by a certified expert is non-negotiable. Don't rely on guesswork; use the specialist knowledge available in London's jewellery quarter to get the most accurate, competitive, and transparent appraisal.

Call to Action (CTA)

Uncover the True Cash Value of Your Jewellery Today!

Book your FREE, no-obligation jewellery valuation in London. Visit our Hatton Garden office or click to secure your appointment now and get the best price for your gold, diamond, or antique jewellery!

 

FAQs

Q: How much does a jewellery valuation cost in London?

A: Resale valuations from specialist buyers in London are often free with no obligation to sell. Insurance valuations from independent valuers usually cost a fixed fee, typically starting from £60–£85 per item, depending on complexity.

Q: Can I sell old gold jewellery purely on weight?

A: You can, but this will only reflect the scrap metal value. If the piece has maker's marks, high-quality gemstones, or is vintage/antique, its value will be significantly higher than its scrap weight. Always get a full valuation.

Q: Do I need a receipt or certificate to get a valuation?

A: While highly recommended, you do not need them. An expert London valuer can still identify the metal, assess the gemstones, and authenticate the piece based on hallmarks and craftsmanship.

Q: Is Hatton Garden the best place to sell jewellery in London?

A: Yes, Hatton Garden is the historic centre for jewellery trade in the UK. The concentration of specialist dealers and certified valuers ensures high expertise and competitive offers for your old jewellery.

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