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https://platinumjewelry.com/why-platinum/pure/
Purity is the game. Platinum Jewelry When you select platinum jewelry, you’re buying a product that consists of a metal that’s almost entirely pure – 90-95%. Mined from deep within the Earth and transformed for jewelry use with a minimum of other ingredients, platinum’s luster, strength and durability are legendary.
https://www.consumer.ftc.gov/articles/platinum-gold-and-silver-jewelry
Platinum jewelry is rarely made with 100% pure platinum. Instead, platinum is mixed with similar metals or non-precious base metals. Generally, jewelry with a higher percentage of pure platinum is worth more. The metals used in platinum jewelry usually fall into one of three categories:
https://www.bluenile.com/education/metal/platinum
Platinum jewelry is very rare; in fact, 30 times more so than gold. Our platinum is 95% pure (5% iridium, palladium, ruthenium, and other alloys), and its purity makes it naturally hypoallergenic, ideal for those with sensitive skin issues. How to Maintain Platinum's Metal Luster
http://www.mwmjewelry.com/platinum_purity.htm
1) 95% platinum (950) - alloyed with 5% iridium - Vickers hardness = 80 Iridium has an atomic weight of 192.217 - pretty close to that of platinum. We'll need just over 5% of the VOLUME of our platinum - in iridium - to make our "950" blend.
https://www.brilliance.com/education/metals/platinum
We explain why Platinum is considered the luxury metal among the most pure and precious metals in fine jewelry. Often heralded as just as beautiful as the gems it displays, platinum boasts a silvery-white luster that imparts unmistakable elegance and blends well with a variety of metals and stones.Estimated Reading Time: 4 mins
https://www.jewelryshoppingguide.com/what-is-platinum/
Most platinum jewelry generally contains high purity levels, with 85% to 95% platinum commonly used. To put this in perspective, 18-karat gold contains only 75% gold while 14-Karat gold only has 58% gold. In comparison, platinum below 80% purity is not considered platinum. Why is Platinum Costly?
https://www.orra.co.in/platinum-buying-guide.html
Platinum is eternal. It is the perfect gift to celebrate love.Naturally white, this pure metal does not tarnish or wear away with time and lasts forever. Each piece of platinum jewellery comes with a Quality Assurance Card and bears the purity hallmark of “Pt 950” stamped inside the piece. Platinum Jewellery …
https://www.malabargoldanddiamonds.com/platinum-jewellery.html
Platinum Jewellery. Diamond jewellery for party wear. Malabar Gold and Diamonds is a trusted name among the frequent jewellery buyers and the prospective customers who are planning a jewelry purchase in the days to come. In our day and age, it has become quite imperative that when we indulge ourselves in buying jewelry, we must purchase it from ...
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