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Platinum 500 is a platinum alloy containing 50% pure platinum and 50% other metals, which can be precious metals (palladium, rhodium) or base metals (copper, cobalt).
It’s typically non-magnetic and paramagnetic unless alloyed with ferromagnetic metals like iron or nickel.
The alloy isn’t consistently hypoallergenic due to potentially allergenic metals in the 50% non-platinum portion. No bullion or jewelry is made from Platinum 500. Investment-grade platinum uses 999 fine platinum, while jewelry typically uses Platinum 950.
There’s no official hallmark for Platinum 500, and its value equals 50% of current platinum spot prices due to its 50% purity level.
Learn more about platinum 500 below!
- What is Platinum 500 (Definition and Meaning)?
- Is Platinum 500 Magnetic?
- Is Platinum 500 Hypoallergenic?
- Is There Bullion Made From Platinum 500?
- Is There Jewelry Made From Platinum 500?
- What is the Hallmark for Platinum 500?
- How Much is Platinum 500 Worth?
Table of Contents
What is Platinum 500 (Definition and Meaning)?
Platinum 500 is a platinum alloy that contains 50% pure platinum and 50% other metals.
The other 50% of a Platinum 500 items can be other precious metals from the platinum group (palladium, rhodium, iridium…) or base metals like copper or cobalt.
Is Platinum 500 Magnetic?
No, platinum 500 isn’t magnetic. It’s paramagnetic.
Platinum 500 doesn’t magnetize when 50% of pure platinum is alloyed with 50% of other non-magnetic metals (palladium, gold, silver, iridium, rhodium…).
Platinum 500 becomes magnetic when 50% of pure platinum is alloyed with 50% of ferromagnetic metals like iron, cobalt, nickel and some stainless steel forms.
In that case 50% of ferromagnetic metals within the alloy is enough to elicit a strong magnetic reaction from your PT500 jewelry piece.
Is Platinum 500 Hypoallergenic?
No, platinum 500 isn’t hypoallergenic.
Platinum 500 as an alloy contains only 50% platinum and 50% other metals, some of which potentially allergenic. For example, platinum alloyed with copper and nickel is going to cause problem in a good chunk of jewelry wearers witch nickel and copper sensitivities.
Platinum 500 can be hypoallergenic when 50% pure platinum is alloyed with 50% of other not-allergenic metals.
Good examples are yellow gold, rhodium, silver…
Is There Bullion Made From Platinum 500?
No, there’s no bullion made from platinum 500. This platinum alloy contains too little pure platinum and too much other “worthless” metals.
Instead, investment-grade platinum bullion is exclusively made from 999 platinum (fine platinum).
Investment-grade platinum coins and bars are also called IRA-approved platinum bullion and it’s these coins and bars you can include as part of your gold IRA or platinum IRA account.
Note: Augusta Precious Metals is the best precious metals investment company in the USA. You can get in touch with them to buy the platinum bullion you need.
With Augusta you can purchase platinum bullion to keep at your home. Or you can purchase as part of your new platinum IRA account.

Is There Jewelry Made From Platinum 500?
No, there’s no jewelry made from platinum 500.
Platinum 500 has never been used for jewelry design and instead most platinum jewelry is made from platinum 950, an alloy consisting of 95% pure platinum and 5% other metals added for strength.
What is the Hallmark for Platinum 500?
There isn’t an official hallmark for platinum 500. The hallmark “500” is used for palladium. Platinum hallmarks typically indicate purity levels like 850, 900, 950, or 999, with the number representing the parts per thousand of platinum.

How Much is Platinum 500 Worth?
Platinum 500 is 50% pure, and is therefore worth 50% of the current platinum spot price.
Platinum spot price changes multiple times during the day because of the interplay of supply and demand so the value of your platinum 500 changes with it.
What is Platinum 500? Conclusion
Platinum 500 is a platinum alloy containing 50% pure platinum and 50% other metals, which can be precious metals (palladium, rhodium) or base metals (copper, cobalt).
It’s typically non-magnetic and paramagnetic unless alloyed with ferromagnetic metals like iron or nickel.
The alloy isn’t consistently hypoallergenic due to potentially allergenic metals in the 50% non-platinum portion. No bullion or jewelry is made from Platinum 500. Investment-grade platinum uses 999 fine platinum, while jewelry typically uses Platinum 950.
There’s no official hallmark for Platinum 500, and its value equals 50% of current platinum spot prices due to its 50% purity level.
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Nikola Roza
Nikola Roza is a blogger behind Nikola Roza- SEO for the Poor and Determined. He writes for bloggers who don't have huge marketing budget but still want to succeed. Nikola is passionate about precious metals IRAs and how to invest in gold and silver for a safer financial future. Learn about Nikola here.