100g Platinum Bars
Buy 100g platinum bars in the UK
Invest in 100g platinum bars with StoneX Bullion, the UK and Europe’s trusted platform for buying investment-grade platinum bullion online. With a long track record and more than 100,000 investors served, we offer a secure way to buy platinum bars from trusted refiners such as Valcambi.
Enjoy live pricing updated every 60 seconds, competitive spreads, and fully insured delivery across the UK and Europe.
Understanding the 100g platinum bar
The 100g platinum bar is a large-format investment bar that delivers one of the lowest premiums per gram in the platinum range. Containing 3.215 troy ounces of 999.5 fine platinum, it is favoured by serious investors seeking substantial exposure to this rare metal in a single unit.
Key features of the 100g platinum bar:
- High purity: Struck in 999.5 fine platinum
- Sourced from trusted, accredited refiners
- Sealed in tamper-evident assay packaging
- Low premium per gram
- A rare metal for portfolio diversification
About the refiners
Our 100g platinum bars are produced by respected, accredited refiners such as Valcambi — a name trusted worldwide for precise weights and consistent quality. Each bar is guaranteed for weight and purity, giving you complete confidence in its authenticity.
Design and features
100g platinum bars are precision-struck and sealed in tamper-evident assay packaging displaying the refiner’s hallmark, weight, fineness, and a unique serial number. Their large size makes them one of the most cost-efficient ways to hold physical platinum.
Specifications
- Weight: 100 grams (3.215 troy ounces)
- Purity: 999.5 fine platinum
- Format: Minted, sealed in assay packaging
- Refiners: Valcambi and other accredited refiners
- VAT status: Subject to VAT in the UK
Reasons to buy the 100g bar
- Low premium per gram: Among the most cost-efficient platinum bar sizes
- Substantial holding: A significant amount of platinum in one unit
- Scarce supply: Platinum’s annual mine supply is far smaller than gold’s
- Diversification: A distinctive addition to a precious metals portfolio
- Easy to store: Substantial value in a compact bar
- Industrial demand: Platinum drives demand across the automotive, hydrogen, and green-energy sectors
How to buy 100g platinum bars in the UK
- Choose your bar: Select from our range of accredited 100g platinum bars
- Check live platinum prices: Updated every 60 seconds in line with the live London Bullion Market price
- Pay securely: Complete checkout via bank transfer or credit card
- Receive insured delivery: All 100g platinum bars are discreetly packaged and fully insured for UK and European delivery
FAQs
How many ounces is a 100g platinum bar?
A 100g platinum bar contains 3.215 troy ounces of platinum.
Are 100g platinum bars VAT-free in the UK?
No. Unlike investment gold, platinum bars — including 100g bars — are subject to VAT in the UK.
How do 100g platinum bars compare to other sizes?
They carry one of the lowest premiums per gram in the platinum range, which is why they are typically chosen for substantial allocations.
Why invest in platinum?
Platinum has a small annual mine supply and strong industrial demand, offering valuable diversification within a precious metals portfolio.
Is it safe to buy 100g platinum bars online?
Yes. StoneX Bullion offers secure checkout, live pricing, and fully insured, discreet delivery across the UK and Europe.
Invest in 100g platinum bars today
Buy 100g platinum bars online with StoneX Bullion, trusted by more than 100,000 investors across the UK and Europe. Expect keen spreads, live pricing, and discreet, fully insured delivery.
Browse our full range of 100g platinum bars and diversify your portfolio today.