It is important to remember that genuine examples of this type are normally only 24 to 26 mm diameter, and this example is 30 mm. Modern forgers, wanting their product to stand up to a metallurgical analysis, have been known to use worn examples of genuine coins as their planchets, so that the alloy will be correct. The smaller details, and details around the edges that might have been off the flan on the genuine coin, are the best places to look for these discrepancies. Electronic Auction 484Closing Time: 10:00 AM ETClosing Date: Jan. 27, 2021, Session 1 â Merani Collection Virtual Catalog, Merani Collection â Roman Republican (42), Merani Collection â Roman Imperial (133), Merani Collection â Early Medieval (3). The Sovereign (English Pound) is a coin minted from 22ct gold and contains 7.32 grams of pure gold. Clearly, the ancient minters could not achieve enough detail to fill all the details on this very deeply cut die. This proves that both coins appear to be struck from the same obverse die. Most Sicilian tetradrachms do not show any significant flan cracks, and it appears that the expansion out to about 26 mm usually does not create enough stress to crack the flan. Carthage mint. When ancient coins are struck it is normal for there to be two or more hammer blows. If you look at the legends on the Kunker coin they have spread a bit which is constitent with any striking in medieval coinage . 5.98 g. Dating Roman Provincial Coins. I can't really explain CNG but can you explain Kunker, From what I understand they have an awful reputation They regularly sell fake coins, you can't tell anything about a coins condition; whether it has hairlines etc.. From their photos When you bid on an auction you don't get outbid notifications Oh and all that for a crazy 23% bp But the overlay images above prove that was not done to this touched-up die. One can easily see that the form of the mouth is not distorted when both well struck and not very worn: The coin under discussion is on the right of the three-face image above. Coinsbit Airdrop, Coinsbit CNG Airdrop, Coinsbit CNG Airdrop Refer Earn, Coinsbit Refer Earn, Coinsbit Referral Code – Hello Friends welcome back to Free Shopping Deal.Today I am back with a cryptocurrency Refer and Earn Offer.I hope you Enjoyed our Recent Money Making Apps updated by us.. Coinsbit CNG Airdrop is a cryptocurrency trading platform. AR Tetradrachm (36mm, 16.97 g, 12h). Didius Julianus. The method by which modern forgers manufacture such dies is known as hubbing. 405-367 BC. These differences appear to be consistent with a combination of distortions in the die hubbing process and with a forger doing touch up work to an imperfectly hubbed false die. The first Greek coins appeared in Aegina c. 600 BCE (or even earlier) which were silver and used a turtle as a symbol of the city’s prosperity based on maritime trade. There are some who would argue that the dies were re-cut in ancient times to improve striking quality, but as the problem is a design cut too deeply into the die, the solution would be to reduce that depth of engraving. SICILY, Syracuse. Coins with VIGO below bust indicate that they were struck using silver captured from Spanish ships at Vigo bay. These pupils are one of the smallest features of the coin, and not easily transferred while hubbing a false die, which is the most likely explanation and the forger missed doing that touch-up. By. There are also two smaller cracks to the left of the reverse and a larger one to the right, that do not penetrate all the way through, but appear to be related to defects from flan casting that have opened slightly during flan expansion (especially the one on the left). People who buy fake coins will either give positive feedback or ask for their money back. Flan cracks occur when the blank planchet is stressed as it expands during striking, and how those cracks form is directly related to how the coin is struck and at what temperature it was struck. Especially compare the lettering and the head: CNG 63, 1005: Pescennius Niger AE24 of Caesarea Germanica, Bithynia. Buy, Sell, Auction, Value & Consign rare and collectible U.S. coins, world and ancient coins. is the Phraataces/Musa undertype clearly visible on Vonones I tets. However, the overall lines still have a relatively natural outline as the die cutter would have intended. On the image above is a comparison of the lettering of a similar but genuine coin of this type on the left (courtesy of CNG coins) and that on the false coin on the right. Clearly, they are not the same as on the authentic die from which the other two plus the British Museum example were struck. Looking at the coin under question, the designs are of roughly of equal strength across the entire design, including on the inscription near the edge. There are also features of how the flan cracked during the stress of striking, that are inconsistent with how such features form on genuine coins struck via hammer striking and as those are what drew my attention to this coin in the first place I will discuss them first. This happens because these coins are struck on rounded planchets which must expand between the dies as the coin is struck. What actually happened is visible on the image below where we see a large number of very small cracks, none of which deeply penetrate the flan, or go through to the other side. Sasanian coinage was produced within the domains of the Iranian Sasanian Empire (224–651). 0. While the opinions about this coin on this page are entirely my own, I do appreciate the help provided to me by Jorg Lueke who aided in finding suitable examples and images of various specimens which helped in my observations, and whose comments and questions assisted me in determining what details needed to be discussed. Very few people who have attempted to do so on high relief designs have actually managed to strike coins, as they cannot get the metal to fill deeply into the designs on the dies. This shows a constant die pressure throughout the strike, and while inconsistent with an ancient hammer strike technology, it is consistent with pressing on a modern press. Note that the double cheek appearance of her posterior on this example is actually due to a minor die shift and does not appear that way on all genuine specimens, but the rounded form does. On genuine specimens that do crack, what we see is usually one or two very narrow cracks extending deep into the coin, and normally going all the way through the coin so as to be visible on both the obverse and reverse. Join Telegram Channel and get instant Loot alerts participants Coinsbit CNG Airdrop Refer EarnContents Of This Post1 Coinsbit CNG Airdrop Refer Earn1.0.1 Sign Up On Coinsbit CNG Airdrop Get 30,000 CNG Coins Free1.0.2 Documents Needed For Coinsbit CNG Airdrop :1.1 Get 30,000 CNG Coins Worth ₹2000 From Coinsbit CNG Airdrop Refer Earn : 1.1.0.1 Coinsbit […] LOT OF 2 ANCIENT VF ROMAN CONSTANTINE I COINS EX GEMINI CNG AUCTIONS. 405-367 BC. So what remains is that these coins were struck at a die pressure higher than the ancient minters could achieve, which again points to modern minting technology. The birth of coinage in wider Greece, though, was not really an invention of convenience but a necessity, driven by the need to pay mercenary soldiers. TThe first is aligned across the horses' heads and driver’s arms where the designs are a near perfect match, although due to minor die shift, there is a clear discrepancy in the lower half most easily seen where the two ground lines do not overlay each other: The overlay image below, aligned on the ground lines, demonstrates how there is also a near perfect match on the lower half of the coins, with every letter in the inscription being a perfect match. But what is important is that for about 98% of the design there is a nearly exact match, which no ancient die cutter working by hand could do on two different dies. The CNG coin is in a fresher state than the other. This provenance, going back to 1902, and the encrusted somewhat uncleaned nature of the coin, leaves no doubt that it is an authentic specimen of the type suitable for this study: To establish the obverse die link, I have provided this image of the coin under discussion over laid by a 50% transparent of the Berlin specimen : Where the designs are an exact match, they disappear into each other, while differences show as fuzzy areas and, if the different is major, as two distinct features on top of each other. There are features on this coin suggesting that the actual flan on which it was struck is ancient. The Magistrates of Argos. This results in what is known as die shift and can result in some distortions to the designs during striking. Get it as soon as Tue, Jan 12. But hubbing does not capture every tiny detail accurately. There are many technical problems with hammer striking, and it is not as easy as one would think. If hammer struck one would expect it to exhibit one or more of the very deeply penetrating cracks that form when hammer struck coins crack. Most Recently Added (0) Circa 264-241 BC. On the reverse we can see another crack along the upper left edge which has opened wider: The important feature of this crack is that we can see that it has a sharp edge that juts out slightly. This is not always easy to illustrate on an image, but look closely at the "N"'s and the difference between wedge … $15.88 $ 15. LOT OF 2 ANCIENT BYZANTINE FOLLIS COINS BOTH EX CNG AUCTION LARGER IS 225 MM. On this new example, Nike's head, which is very finely engraved on the Berlin specimen, is little more than a lump which is not even clearly human let alone female. ... You can see these coins, most of the 73 fake coins they list, are sadly quite good and would be quite a challenge to whoever might be unlucky to purchase them. image from the CNG website (www.cngcoins.com) It is my opinion that this coin is a die-struck modern fake of a Katane tetradrachm illustrating the highest quality of forgery one is likely to encounter. Over 50 DIFFERENT World Coins (1/2) Half Pound Grab Bag. Starting with a genuine coin already expanded to about 25 mm, and then subjecting it to further expansion by pressing with great force and possibly high temperature, the expansion to 30 mm is thus possible. Genuine Sicilian tetradrachms of this period are struck on cast planchets which come from the mold naturally annealed so the silver is as soft as it can be at room temperature, and in a rounded form like a ball slightly flattened top and bottom. The next consideration is an apparent die match that might prove the coin authentic. 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