Later Byzantine coins have very consistent die-axes of 180 degrees. That turns out to be really useful when trying to decipher the undertype from...
It might be a Justinian AE4 of Carthage like this one: [ATTACH] Sear 283. 9 mm. 1.24 grams. Struck 548-565 according to the Dumbarton Oaks Catalog.
@Victor_Clark , that is a special group and difficult to assemble. I have only the FELICITAS type: [ATTACH] 23 mm. 5.07 grams. RIC VI (not VII)...
1986 US Liberty Coin Set commemorative Proof set. This set contains one silver dollar, one five-dollar gold proof, and one half-dollar silver...
Long ago I wrote this about smoothing and tooling: http://augustuscoins.com/ed/numis/condition.html#IV Someone above wrote that long ago...
Which would you prefer, in general, a plate coin from a major reference or a slightly better example? My question is prompted by this recent...
If you look closely at the obverse legend of the Vespasian you see weakness in its beginning at 5:00: [ATTACH] Flaws like that make it hardly...
I recommend exploring my educational site: http://augustuscoins.com/ed/ and other sites mentioned on my page of annotated links:...
There is a book that might answer the question: [ATTACH]
@Alwin , thank you very much for showing us the reduced siliqua from Sirmium. It is interesting how much like the OP coin it is, especially in a...
I'd say "much less common" and "very difficult to find in high grade." The OP coin is an all-around winner--both condition and price. The OP coin...
The most common reverse design on a the siliqua denomination is VOTIS XXX MVLTIS XXXX within a wreath, for Constantius II (Caesar 324-337,...
The OP Claudius II provincial coin is wonderful. My best Claudius II imperial coin is this one: [ATTACH] Large at 24-22 mm. 3.86 grams. Fully...
Take a look at the reverse legend on this coin: [ATTACH] Gordian III, 238-244, stuck year III ("ANIII" in exergue) = 241/2. 30 mm. 18.91 grams....
Well, "M" is 1000 in Roman numerals, so it makes (old-fashioned) sense. I think the concept of a large number like "a million" is far more common...
The decussis is spectacular. What are the diameters and weights?
If you are interested in coins of Honorius, here is a web page listing his AE type set: http://augustuscoins.com/ed/ricix/HTypes.html Here is an...
Here are two Byzantine coins of Constantine VII, 913-959, struck c. 945-950 at Constantinople: [ATTACH] The one on the left is larger than...
Sometimes the same type of ancient coin comes in different sizes. This is especially common in the Byzantine series which is not noted for its...
Auction prices can certainly be bizarre. The Week had a note about NFT that made headlines. The first tweet of the founder of Twitter sold in...
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