Pretty Vintage Diamond Trilogy 9. Ct Yellow Gold and Platinum Ring. Diamond - the birthstone of April. This will arrive in a ring box. Size N 1/2, US size 7.Maximum width at head 4.5mm. The item "Vintage Diamond Trilogy Platinum 9ct Yellow Gold Ring size N 1/2 7" is in sale since Friday, November 15, 2019. This item is in the category "Jewellery & Watches\Fine Jewellery\Fine Rings\Diamond". The seller is "vintagegems2011" and is located in Lincolnshire. This item can be shipped worldwide.