RegularCoiner
Joined: 24 Apr 2023
Posts: 765
Posted: 10 Feb 2026, 09:30
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Edited: 10 Feb 2026, 09:31
Posted: 10 Feb 2026, 09:30
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Edited: 10 Feb 2026, 09:31
This coin is sold by a fairly reputable seller on the Dutch form of eBay. I know it's hard to see from a photo, but are there any obvious signs of this being fake? It looks quite good with a pronounced S-C. I just want to learn if this corrosion is real or if it is pitting from casting. I don't think it is because the corrosion seems a bit irregular. Thanks so much in advance! Jonathan
Edit: I'll add dimensions later
*inspecting a Roman mintmark*
Numista Robot
Numista team
Joined: 29 Jul 2018
Posts: 1810
Posted: 10 Feb 2026, 09:30
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Posted: 10 Feb 2026, 09:30
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Hello 🤖
Without pictures, it will be very difficult for anyone to help you. Could you please post clear pictures of each side of your item?
Please note that this is an automatic message. Feel free to ignore if it is not relevant.
Topic moved to "Coin information and questions"
(ZacUK , 10 Feb 2026, 10:41)
Henrythecoinguy
Joined: 2 Nov 2025
Posts: 304
Posted: 10 Feb 2026, 19:29
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Posted: 10 Feb 2026, 19:29
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It looks over cleaned, which is probably the reason it has that pitting. That corrosion is the remnants of the patina. If you are planning to buy it, be aware that it is vulnerable to bronze disease.
Having a mental breakdown over bronze disease
Henrythecoinguy
Joined: 2 Nov 2025
Posts: 304
Posted: 10 Feb 2026, 19:32
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Posted: 10 Feb 2026, 19:32
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I’d probably just save up for one with a patina.
Having a mental breakdown over bronze disease
RegularCoiner
Joined: 24 Apr 2023
Posts: 765
Posted: 11 Feb 2026, 13:49
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Posted: 11 Feb 2026, 13:49
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I think it still has a patina - patina stripped coins are often copper-colored. For example: https://www.cointalk.com/attachments/bildschirmfoto-2019-04-22-um-00-19-48-jpg.960112/
*inspecting a Roman mintmark*
Henrythecoinguy
Joined: 2 Nov 2025
Posts: 304
Posted: 11 Feb 2026, 15:23
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Posted: 11 Feb 2026, 15:23
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It probably does, but I had an experience where an over cleaned coin I found turned that color after being in storage for a couple of months.
Having a mental breakdown over bronze disease
Henrythecoinguy
Joined: 2 Nov 2025
Posts: 304
Posted: 11 Feb 2026, 15:25
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Posted: 11 Feb 2026, 15:25
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If you coated it in renaissance wax it would probably be fine, if it is overcleaned
Having a mental breakdown over bronze disease
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