The stones are set in a closed back silver. It has been tested positive for silver. There is a small stamp on the loop which is CP with a symbol in between. Each button measures 3.3cm in diameter and weighs 8.9 grams.In excellent condition with all stones intact. The item "Lovely Set of 3 Antique Georgian Diamond Paste Sterling Silver Starburst Buttons" is in sale since Sunday, September 20, 2020. This item is in the category "Jewellery & Watches\Vintage & Antique Jewellery\Vintage Fine Jewellery\Pre-1837". The seller is "irisliuk123" and is located in Southampton, Hampshire. This item can be shipped to all countries in Europe, all countries in continental Asia, United States, Canada, Australia.