{"product_id":"1987-singapore-5-sterling-silver-proof-coin-national-museum-centenary","title":"1987 Singapore $5 Sterling Silver Proof Coin (National Museum Centenary)","description":"\u003cp\u003eComposition: 92.5% Silver, 7.5% Copper\u003c\/p\u003e\n\u003cp\u003eDiameter: 38.7mm\u003c\/p\u003e\n\u003cp\u003eThickness: 2.45mm\u003c\/p\u003e\n\u003cp\u003eWeight 20g\u003c\/p\u003e\n\u003cp\u003eAuthorised Mintage: 25000 pcs\u003c\/p\u003e\n\u003cp\u003eDate of Issue: 28 Sep 1987\u003c\/p\u003e\n\u003cp\u003eS\/N: 01815\u003c\/p\u003e","brand":"Jade Dynasty Gallery","offers":[{"title":"Default Title","offer_id":47021964263645,"sku":"SG0168","price":70.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/1610\/2109\/files\/IMG_0866.jpg?v=1763200042","url":"https:\/\/www.jadedynastygallery.com\/products\/1987-singapore-5-sterling-silver-proof-coin-national-museum-centenary","provider":"Jade Dynasty Gallery","version":"1.0","type":"link"}