1968-D Dime Worth Money - How Much Is It Worth and Why? The Canadian dime's diameter, 18.03mm, never changed. Obscure Finds recommends Obscure Finds Coin Collection > Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Ugly, are you sure? Features a hopping rabbit. But its extremely unlikely that youd ever find a 1968 no-S proof dime in circulation because 1968 proof dimes were made only for coin collectors and were assembled in special proof sets. The US mint Philadelphia mint edge grooves have flat bottoms. Get the best deals on 1968 Canada Dime when you shop the largest online selection at eBay.com. Canadian Silver 10 Cents "Philadelphia mint" 1968 KM# 73a JavaScript is disabled. The placement of letters and numbers differ between earlier dimes, but the dime's pattern remained consistent since its introduction in 1858. I think if someone had a Charlton catalog, that this could be cleared up. Canada 1936 dot: Extremely rare with only 5 known. 1968 10 cents: Search Result | eBay Or if its made of nickel it will stick to a magnet..any magnet will do. Copper Uncertified 1968 Roosevelt Dimes (1946-Now), Copper Philadelphia 1968 Roosevelt Dimes (1946-Now) Additional site navigation. In 1937, Emanuel Hahn designed the reverse to pay tribute to a Canadian legend: The Bluenose Schooner. I still have a hard time determining the reeding on the 1968 10 Cent. The Royal Canadian mint edge grooves have V-shaped bottoms. Rising nickel prices eventually caused another switch to cupronickel in 1982 (an alloy similar to the US nickel), but more recently, Canadian nickels are minted in nickel-plated steel, containing a small amount of copper.