NEW PLATINUM HALLMARKED WEDDING BAND LIGHT COURT SHAPE COURT WEDDING RINGS ARE CURVED ON THE INSIDE & OUTSIDE FOR THAT EXTRA COMFORT FIT.PRESENTED IN A BEAUTIFUL RING BOXFREE ENGRAVING ABOUT PLATINUM Platinum is even more rare and valuable than gold. The platinum family is composed of six elements; platinum,palladium,iridium,osmium,rhodium and ruthenium. These six silvery white metals are generally found together in nature,with platinum and palladium the most abundant and ruthenium and iridium the rarest and most expensive. Platinum is indeed rarer and heavier than other precious metals and is the purest metal,often referred to by the scholars as the noblest of all metals. As platinum is so pure it does not cause allergic reactions,this is greatly appreciated by sensitive people who experience reactions to,or skin discolouration from jewellery containing base metals. Moreover platinum is much stronger than gold and silver because of its many qualities,platinum makes an excellent choice for fine jewellery. Goldsmiths prefer working with platinum ring mounts as the claws can easily be manoeuvred around a fragile stone with less risk of damaging the stone or claw. Platinum can be identified by the hallmark 950 although in the U.S.A it is marked with pt950 or 950plat. However some platinum jewellery from other countries may be stamped pt850. Some jewellery pieces are composed of 90% platinum and 10% iridium,which was once the most commonly used platinum alloy in the U.SA. Platinum is alloyed for strength. Typically,platinum alloys are designed to fulfil a specific function. The combination of palladium and iridium is used for fabrication,platinum and ruthenium is used for matching of wedding rings and platinum and cobalt is designed to give the finest detailed castings. Platinum mine,There are growing numbers of new platinum alloys on the market that are designed for specific functions; among them are the hard-cast and heat-treatable alloys.
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