RARE VINTAGE 8K Solid Gold COINS. Wood frame miniature Gold coins Arturo Toscanini!! Stunning colletion of Gold Coins 8k. The lot includes N. And influential musicians of the late 19th. Measures in cm : 6 x 6 x 1,4. Note : STUNNING gold coin Arturo Toscanini, s. Tunning collection of GOLD COINS 8k!! The world’s smallest gold 8K coins. The measures of each Gold 8k coin : 1,1 cm (diameter) with a weigh from approximately 9/10 of a gr to 1.0 gr!! Belonging to my private collection.