1oz Platinum Bars
Buy 1 oz platinum bars in the UK
Invest in 1 oz platinum bars with StoneX Bullion, the UK and Europe’s trusted platform for buying investment-grade platinum bullion online. With years of precious-metals expertise and over 100,000 investors served, we offer a secure way to buy platinum bars from trusted refiners such as Valcambi and Credit Suisse (legacy issues).
Enjoy live pricing updated every 60 seconds, competitive spreads, and fully insured delivery across the UK and Europe.
Understanding the 1 oz platinum bar
The 1 oz platinum bar is one of the most popular formats for platinum investors, containing one troy ounce (31.1035g) of 999.5 fine platinum. It offers a strong balance of value per gram and manageability, and is a globally recognised way to hold platinum — a metal whose annual mine supply is far smaller than gold’s.
Key features of the 1 oz platinum bar:
- High purity: Struck in 999.5 fine platinum
- Sourced from trusted, accredited refiners
- Sealed in tamper-evident assay packaging
- Strong value per gram
- Globally recognised and highly liquid
About the refiners
Our 1 oz platinum bars are produced by respected refiners including Valcambi and Credit Suisse (legacy issues) — names 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
1 oz platinum bars are minted bars, precision-struck for a sharp, detailed finish and sealed in tamper-evident assay packaging displaying the refiner’s hallmark, weight, and fineness. A full ounce of platinum in one bar makes them a cornerstone holding for platinum investors.
Specifications
- Weight: 1 troy ounce (31.1035 grams)
- Purity: 999.5 fine platinum
- Format: Minted, sealed in assay packaging
- Refiners: Valcambi, Credit Suisse (legacy), and other accredited refiners
- VAT status: Subject to VAT in the UK
Reasons to buy the 1 oz bar
- Popular standard: One of the most widely traded platinum bar sizes
- Strong value per gram: Lower premiums than smaller bars
- 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: A full ounce of platinum in one compact unit
- Industrial demand: Platinum is essential to automotive, hydrogen, and green technologies
How to buy 1 oz platinum bars in the UK
- Choose your bar: Select from our range of accredited 1 oz 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 1 oz platinum bars are discreetly packaged and fully insured for UK and European delivery
FAQs
How many grams is a 1 oz platinum bar?
A 1 oz platinum bar contains 31.1035 grams of platinum — one full troy ounce.
Are 1 oz platinum bars VAT-free in the UK?
No. Unlike investment gold, platinum bars — including 1 oz bars — are subject to VAT in the UK.
How do 1 oz platinum bars compare to other sizes?
The one-ounce bar combines strong value per gram with global recognition, which is why it is a common cornerstone holding for platinum buyers.
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 1 oz platinum bars online?
Yes. StoneX Bullion offers secure checkout, live pricing, and fully insured, discreet delivery across the UK and Europe.
Invest in 1 oz platinum bars today
Buy 1 oz platinum bars online with StoneX Bullion, relied on by investors across the UK and Europe. Enjoy competitive spreads, live pricing, and fully insured delivery direct to your door.
Browse our full range of 1 oz platinum bars and diversify your portfolio today.