Why are our Platinum Rings Hallmarked? • Platinum Ring Company
Our Guide To Jewellery Hallmarks | Beaverbrooks
Palladium Hallmarks - UK & International | BullionByPost
Platinum Hallmarks - A Simple Guide | BullionByPost
Simple Platinum Hallmark Guide
Guide to Precious metals and Hallmarks | Platinum Gold Silver
GemAtlas - In the UK in 1975, the Platinum Hallmark Act was introduced. Jewellery items containing platinum prior to this date would not have any hallmarking on the metal. Check out the
Hallmarking - Everything you need to know and more - grahamtom.com
Tiffany & Co Millegrain .40ct 2mm Legacy Platinum Wedding Band SZ I - Bloomsbury Manor Ltd
4 Ways to Identify Platinum and Silver Jewelry - wikiHow
Hallmark information for rings and jewellery | The Diamond Ring Company