The coins and the packaging are in great original condition as you will see in the photos. Silver oxidizes over time some coins may show some toning. Toning does not affect the condition or the grade of coins. Total Silver Content in Canadian Proof Sets. All items are handled with care and packaged well! Please feel free to check out my outstanding feedback from others. Be sure to add me to your. About Me: I’m Andy and I’ve been a coin collector since age 8. I opened Coins Of Canada for business and have been loving every moment of it.