Maker's mark - OMG. Lion rampant - standard mark for silver. Castle - Edinburgh Assay Office.Pendant belonged to my late mother in law, she had many Scottish silver pieces of jewellery, this would be a great. Addition to any collector of Ola Gorie Jewellery. The item "Rare Celtic Ola Gorie Orkney Scottish Silver Necklace Edinburgh Hallmark" is in sale since Friday, October 15, 2021. This item is in the category "Jewellery & Watches\Fine Jewellery\Necklaces & Pendants". The seller is "zoom50500" and is located in Macduff. This item can be shipped to United Kingdom.