Gold Calculator

Platinum Calculator UK

Sep 10, 2026 Scrap Platinum Prices
Scrap Platinum Calculator
Today Platinum Price (oz): £1,306.02
iEnter the weight and select the corresponding unit.
iSelect platinum fineness (per-mille).
Optional Fees 
iEnter tax as percent or pounds.
iEnter import duties as percent or pounds.
iEnter processing cost as percent or pounds.
iEnter transaction fee as percent or pounds.
Troy ounce price on Sep 10, 2026
£
iEnter a value to back-calculate the weight.

Scrap Platinum Calculator

The Scrap Platinum Calculator uses real time market data to give you an accurate value based on weight, purity, and any fees you enter, whether you are buying or selling.

Operational Modes

Select the mode that matches your transaction:

  1. Buying Mode: Adds tax, import duties, processing cost, and transaction fee to the base value.
  2. Selling Mode: Deducts the transaction fee from the base value to show your net amount.

Terminology and Key Factors

  • Transaction Fee: The processing charge applied to the deal.
  • Import Duties: Customs charges on imported platinum.
  • Tax: Government levy, entered as percent or pounds.
  • Processing Cost: Refining and manufacturing expenses.

Benefits

  • Real time valuation based on current price.
  • Transparent breakdown of every fee.
  • Works for both buying and selling calculations.

I am Ready to Sell my Platinum

If you are ready to sell, click here to find local buyers. Always check reviews before proceeding.

Back to Top

What is a Platinum Calculator and Its Importance?

Platinum is a highly valuable precious metal, known for its rarity, durability, and beautiful silver-white shine. In the UK, platinum is popular in fine jewellery and collectibles. If you own platinum items like jewelry or scrap platinum, you might wonder what they’re worth. This is where a platinum calculator comes in handy. 

A platinum calculator is a simple online tool that helps you estimate how much your platinum is worth. All you need to do is enter the weight and purity of your item, and the platinum price calculator uses the latest market price to show its estimated value. Our platinum scrap calculator is built to give you quick, reliable results based on real-time market data. Whether you’re checking out of curiosity or thinking about selling, this tool makes the process easier and more transparent.

Manual Method for Calculating Platinum Value

Step-by-step guide to manually estimate platinum value.

  1. Weigh Your Platinum: Use a digital scale to measure the weight of your item in grams. The more accurate the scale, the better.
  2. Check the Purity: Look for a hallmark or stamp on the item. Common platinum purity marks in the UK include 850, 900, and 950. For example, a “950” stamp means the item is 95% pure platinum.
  3. Find the Current Price per Gram: Look up the latest platinum price per gram in GBP. Prices change daily, so use a trusted source.
  4. Do the Calculation: Multiply the weight (in grams) by the purity (as a decimal) and then by the price per gram. Here is the formula.

Value = Weight × Purity × Price per gram

Explanation of calculation based on weight, purity, and current market price.

To calculate platinum value manually, first of all weigh your item in grams. This gives you the total weight of the metal. Next, check the purity mark on the item, which is usually stamped with a number like 850, 900, or 950. This number represents the percentage of platinum in the piece. Convert it into a decimal by dividing by 1000. Then, find the current price of platinum per gram in GBP. Multiply the weight by the purity (as a decimal), and then multiply the result by the current price per gram. 

For example, if you have an item that weighs 10 grams, is marked 950 (which means 95% pure), and the market price is £27 per gram, the value would be 10 × 0.95 × 27 = £256.50. This gives you a close estimate of your platinum’s worth.

Guide to Using Our Platinum Calculator

It is very easy to use our platinum scrap price calculator.

  • Instructions on inputting correct data.

Just enter the weight of your platinum item in grams and choose its purity from the dropdown menu. For example, if your jewelry is stamped with “950”, select 950 to indicate 95% pure platinum.

  • How results are instantly displayed.

The platinum scrap price calculator instantly shows you the estimated value using the current platinum market price in the UK. That is all it takes. No formulas or manual calculations. Our platinum price per gram calculator is quick, accurate, and perfect for anyone who wants to know what their platinum is worth right now.

Understanding Platinum Purity and Hallmarks in the UK

The value of a platinum item depends on how pure it is, so understanding the hallmark numbers is important. Platinum is rarely 100% pure because it is usually mixed with other metals to make it stronger. In the UK, a legal hallmarking system guarantees the purity of platinum items. 

You will often see numbers like 850, 900, 950, or 999 stamped on the metal. These numbers tell you how much pure platinum is in the item out of 1000 parts. For example, “950” means the item is 95% platinum. Most modern UK platinum jewellery is marked 950, while older pieces might be 900 or 850. Platinum bars or investment coins can be marked 999, which means they are 99.9% pure platinum.

Common Platinum Purity Standards in the UK

Table presenting various purity standards and associated hallmark details.

Hallmark Number

Platinum Content

Notes

850

85% pure platinum

Minimum legal hallmark purity; uncommon today

900

90% pure platinum

Seen on some items, less common than 950

950

95% pure platinum

Main standard for UK platinum jewelry

999

99.9% pure platinum

Near-pure platinum used in bullion coins and bars

Benefits of Using an Online Platinum Calculator

There are many benefits of using our platinum price per gram calculator.

  • Immediate results

Our platinum scrap calculator shows immediate results. Get an instant estimate of your platinum’s value as soon as you enter the details. There is no waiting or manual calculation involved.

  • High accuracy

Our platinum value calculator uses real-time platinum prices and accurate formulas to reflect the current market value, making it far more reliable than guesswork.

  • Convenience

This platinum value calculator is available 24/7, so you can check anytime without doing any math or visiting a dealer. All you need is your item’s weight and purity.

FAQs

Is the platinum price calculator reliable?

Yes, the platinum price calculator is reliable. It uses real-time market prices and standard formulas based on weight and purity to give you an accurate estimate of your item’s value.

You can use the platinum calculator to estimate the value of platinum jewellery, coins, bars, and scrap metal. As long as you know the weight and purity, the tool can give a result.

Yes, many UK buyers accept scrap platinum. It is often refined and reused, so even broken or worn items can still be valuable.

The calculator shows an estimate based on current market value. Actual offers from buyers may be slightly lower due to processing costs or dealer margins.

Selling platinum online can be secure if you use trusted and well-reviewed platforms. Always research the buyer, check for proper licenses, and look for transparent pricing before selling.