How much is 9ct gold worth per gram today: A UK valuation analysis
Key facts
- Published UK guides placed the theoretical 9ct gold value at roughly £36.00 to £36.56 per gram in October 2026, before deductions. 1 2 3
- Nine-carat gold contains 37.5% pure gold and is commonly identified by the 375 hallmark in the UK. 4
- Scrap buyers generally pay below melt value, with published estimates ranging broadly from about 70% to 90% of the calculated metal value. 5 1 3
- Final valuations depend on verified purity, gold-only weight, testing, refining costs, overheads and the buyer's margin.
The question of how much 9ct gold is worth per gram today has two answers: the theoretical value of its gold content and the amount a buyer may actually pay. The first follows the global spot price and the alloy's purity. The second reflects testing, refining, handling, risk and commercial margins, so it is not a single fixed figure.
What 9ct gold means
Gold carat, also written as karat in some markets, describes the proportion of pure gold in an alloy. Pure or fine gold is treated as 24ct, while 9ct gold contains 37.5% gold by weight. The remaining material may include metals such as copper, silver or zinc, which add strength and influence colour. In the UK, 9ct gold is marked 375 and is the minimum purity that can legally be sold as gold. 4
The 375 mark is useful, but a stamp is not always conclusive evidence that every component is gold. Small items may have different marking requirements, and jewellery can contain solder, springs, clasps, stones or plated sections. A professional buyer may therefore test an item rather than relying solely on its appearance or a worn hallmark. Colour, age and design can suggest value, but purity and weight determine the underlying metal calculation.
How the per-gram calculation works
Gold is normally quoted internationally by troy ounce rather than by ordinary ounce. One troy ounce equals 31.1035 grams. The calculation therefore begins with the sterling spot price for one troy ounce of fine gold, divides it by 31.1035, and multiplies the result by 0.375 for 9ct gold. This produces a theoretical melt value per gram before any buyer deductions. 6 5
For example, a published October 2026 UK guide placed the theoretical 9ct figure between £36.00 and £36.56 per gram, depending on the recorded market snapshot and source timing. 1 2 3 That range is not a guaranteed purchase amount. Spot prices can change during the day, sterling exchange rates can affect the pound figure, and different websites may update at different times.
| Stage | Calculation or consideration |
|---|---|
| Fine-gold price | Spot price per troy ounce divided by 31.1035 |
| 9ct metal value | Fine-gold price per gram multiplied by 0.375 |
| Estimated item value | 9ct value multiplied by verified gold weight |
| Likely payout | Estimated value less testing, refining, handling and margin deductions |
Spot price, melt value and payout
The spot price refers to the market value of fine gold for near-term settlement. Melt value is the theoretical value of the pure gold contained in an item, assuming non-gold material is removed and the metal can be refined. Neither figure automatically equals the amount paid for a ring, chain or bracelet. The distinction matters because jewellery is rarely sold as refined bullion.
Published UK explanations place actual scrap payments below melt value. One 2026 guide describes a broad range of about 70% to just under 90%, while another reports specialist estimates around 84% to 90% and lower outcomes for some high-street buyers. 5 1 3 These differences reflect assay costs, secure transport, refining losses, premises, insurance, payment administration and the buyer's required margin. The percentage may also vary with quantity and purity.
Jewellery weight is not always gold weight
A household scale can provide an initial indication, but professional valuations normally use calibrated equipment and separate the gold-bearing components from stones and non-gold parts. A gemstone's weight does not contribute to the gold calculation, and some jewellery contains steel springs, hollow sections, solder or other materials. Weighing the complete item and applying the purity percentage without adjustment can therefore overstate the metal value.
Condition and design create another distinction. An item sold only for scrap is valued mainly for its recoverable metal. A wearable antique, branded design or collectible piece may have a separate resale value, although that value depends on authenticity, workmanship, demand and condition. A buyer assessing scrap may not include those features in the offer. Comparing a jewellery valuation with a melt calculation can therefore produce apparently different results without either calculation being incorrect.
Hallmarks, testing and documents
UK hallmarks provide an established way to identify precious-metal fineness. The 375 mark indicates 9ct gold, while other common fineness marks include 585 for 14ct, 750 for 18ct, 916 for 22ct and 999 for fine gold. 4 Hallmarks can also contain symbols associated with an assay office and other marks connected with registration or sponsorship. A magnifying glass and good lighting may help locate a mark inside a ring or near a clasp.
When selling gold in the UK, a buyer will generally ask for identity and contact details, and may request proof of address or other information under anti-theft and record-keeping procedures. The exact documents vary by business and transaction method. Items may be weighed and tested in the seller's presence, while postal processes can involve recorded packaging, inspection and a period for accepting or declining a valuation. These procedures create time and security considerations as well as possible handling costs.
Costs, risks and consumer checks
The main financial risk is confusing a live spot or melt figure with a net payout. A quoted rate may apply only to a particular purity, minimum weight, payment method or inspection result. Other deductions can arise from stones, non-gold parts, assay uncertainty, postage, insurance or cancellation terms. A written breakdown showing weight, fineness, rate per gram and deductions makes comparisons more meaningful than a headline figure alone.
Market volatility is also relevant. Gold prices move in response to global trading conditions, currency movements, interest-rate expectations and geopolitical events, so a valuation can change between an online estimate, physical inspection and payment. Consumer protection may depend on the sales method and the business's published terms. A cautious process involves checking the hallmark, retaining photographs and receipts, understanding identity requirements, and obtaining more than one independent valuation before deciding whether the proposed amount reflects the metal content.
Sources
- Scrap Gold Prices UK Today | What Dealers Pay Per Gram: https://londongoldexchange.co.uk/scrap-gold-prices-uk
- Gold Price Today - Live Gold Price Per Gram: https://goldsell.co.uk/gold-price-today/
- Scrap Gold vs Melt Value: What's the Difference & How Much Will Dealers Pay? (2026): https://londongoldexchange.co.uk/blog/scrap-gold-vs-melt-value-explained
- How to Value Your Gold Jewellery: The Complete Expert Guide | South Coast Jewellers: https://southcoastjewellers.com/blog/how-to-value-gold-jewellery
- How is the scrap gold price per gram worked out in the UK, and why do buyers pay less than spot? - Milleso: https://milleso.com/articles/scrap-gold-price-per-gram-uk-explained
- Gold Price Per Gram UK By Carat, XRF-Tested Valuation: https://goldpaid.co.uk/blog/gold-price-per-gram-uk-by-karat-explained