OK, NGC authenticated this coin as a Spanish Real from 1474-1504 at the time of Ferdinand V & Isabel I and from the Seville mint. Here is the...
I recently purchased this 16Z1 Austria Thaler. I thought this was the KM 264.5 but now that I look at the reverse and the lettering I am unsure....
When I purchase an ancient coin, I typically check with coinarchives to spot-check the market value history. However, I'm wondering how those that...
I started researching this because I have >50 PCGS/NGC graded details coins that I want to upload to eBay but I'm confounded by what price to use...
Came across this coin today. It's 46 (mm) | 38.4 (g) From what I can tell it's a 1 Macuta (but I'm not positive about that as its weight differs...
This 1867 Victoria Dollar from Hong Kong has been in my collection for a bit of time and I finally sent it in for grading... I was surprised when...
I came upon... what appears to be an Ekaterina I Plate money Kopeck today, and I am trying to research it for authenticity purposes. There are...
Came across this coin today but have no idea where to start my research. Can anyone point me to a post or a good website to start researching...
What do you experts think of this coin -- is it a counterfeit? It's up for auction here but the auction house is in Thailand (1 bad review and no...
Here is a silver coin that I purchased recently. I'm trying to dig to figure out all I can about the coin and what it represents. [ATTACH]...
These ancient Islamic coins are very difficult for me to find history on to classify... what are the best sites to use? I was told this was a...
Here is another question I’ve wondered about for years… Can anyone explain how CDN (Graysheet), NGC (NumisMaster for WW), and PCGS set their...
Is it possible to authenticate a coin from a very good photo? <lets assume for the sake of this discussion the coin weights and measures the same...
I've exhausted my search... I've looked at Numista, http://numismatics.org/search/result and https://www.acsearch.info/search.html and google...
I acquired this coin recently and I am attempting to determine if it's counterfeit and if it is where did it emanate from... Here is the...
I originally thought this was an ITALIAN STATES XVIth Century Venezia (Lira) Coin like one of these: Andrea Vendramin...
This question is for those that buy and sell coins... There are a lot of past threads that touch on these questions but I could not find one that...
I had an interesting experience recently. I was recently told by someone that runs a large coin dealer (someone I recently met) -- "you are a...
What are some great sources of "open" data a programmer can use for numismatics? I'm familiar with http://numismatics.org/search/apis Wikipedia...
after spending years with US coins, I am just starting to research ancients (I am a novice but eager to learn and I thought CT would be a good...
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