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How tamper-proof are slabs?
Have you ever seen a slab that had been opened and resealed? Which is the most secure slab and which is the least secure? If there are problems with the slabs, how could they be made safer?
Andy Lustig
Doggedly collecting coins of the Central American Republic.
Visit the Society of US Pattern Collectors at USPatterns.com.
Doggedly collecting coins of the Central American Republic.
Visit the Society of US Pattern Collectors at USPatterns.com.
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I have not seen any of the major services compromised, but according to reports the new ANACS product seems like it might.
I am also not one of the experts at cracking holders, as I do not do it very much, at all.
I firmly believe in numismatics as the world's greatest hobby, but recognize that this is a luxury and without collectors, we can all spend/melt our collections/inventories.
eBaystore
I have found that opening a SEGS slab really isn't as hard as it appears to be.
Authorized dealer for PCGS, PCGS Currency, NGC, NCS, PMG, CAC. Member of the PNG, ANA. Member dealer of CoinPlex and CCE/FACTS as "CH5"
<< <i>The SEGS slabs are the most secure, but so secure that you need a master's degree in slab opening to do it. >>
I use an electric jigsaw. Apart from all the plastic dust it is quick and easy.
I'm surprised there isn't a table set up at big shows where they have one of the slab openers like the services use. I've never seen one but from what I understand it works instantly and is quite fool proof. They could charge you a buck a slab. For best results, they should setup the table right next to the services
Heck, for that matter, PCGS should have a service, where, if you don't get the grade you want, they will "recirculate" your submission another time (or multiple times) for a fee. Why should I have to go through all the hassle of packing and unpacking orders and going to the post office. It's inefficient for both PCGS and me. If it doesn't make my grade, they could turn it around in the office a lot more quickly and try again, and extract more fees from me
<< <i>
<< <i>The SEGS slabs are the most secure, but so secure that you need a master's degree in slab opening to do it. >>
I use an electric jigsaw. Apart from all the plastic dust it is quick and easy.
I'm surprised there isn't a table set up at big shows where they have one of the slab openers like the services use. I've never seen one but from what I understand it works instantly and is quite fool proof. They could charge you a buck a slab. For best results, they should setup the table right next to the services
Heck, for that matter, PCGS should have a service, where, if you don't get the grade you want, they will "recirculate" your submission another time (or multiple times) for a fee. Why should I have to go through all the hassle of packing and unpacking orders and going to the post office. It's inefficient for both PCGS and me. If it doesn't make my grade, they could turn it around in the office a lot more quickly and try again, and extract more fees from me
Paying somebody to crack out your slab is a waste of money, and too much liability for the slab opener in case of damage to the coin or injury from flying debris onto the bourse floor. The equipment that PCGS and NGC use to break out slabs is too large and heavy for most people to transport. NGC uses a clamp and vise while PCGS uses a band saw. I can't imagine a dealer shipping or carrying a band saw into a bourse floor or a hotel room.
There are plenty of tools that don't require electricity not including a hammer that can easily remove a coin from its slab. PCGS holders should not take more than 3 seconds to break open cleanly and NGC holders should not take more than 5 seconds. Try opening a SEGS holder the same way you would an older model ANACS holder, and you'll notice the holder will break cleanly into two pieces within seconds.
Authorized dealer for PCGS, PCGS Currency, NGC, NCS, PMG, CAC. Member of the PNG, ANA. Member dealer of CoinPlex and CCE/FACTS as "CH5"
<< <i>From what I've seen and heard the new ANACS slabs are highly vulnerable to tampering. >>
Have heard and seen it......
TC71
Worry is the interest you pay on a debt you may not owe.
"Paper money eventually returns to its intrinsic value---zero."----Voltaire
"Everything you say should be true, but not everything true should be said."----Voltaire
<< <i>Anyone here have any personal experience with cracking out the new ANACS slab? >>
No need to crack them open. They snap open by themselves and are re-usable.
Edited to add: They don't crack either, those lines in the pic are cat hairs.
<< <i>how could they be made safer >>
Clear area on the slab that let you see internal interlocking tabs. Even if the slab misses the sonic sealing it can't be opened without breaking the tabs. Even if you manage to force it open and put it back together the stress marks on the tabs should be visible. It would also make cracking the slabs open more difficult. Hannes Tulving used a holder with interlocking tabs but they were exposed and could be manipulated to open the holder. To prevent that two of the tabs were placed under labels. It would be more secure though if the tabs were internal where they could not be gotten at.
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You might want to try hitting "return" (or 'enter') once in a while.
Liberty: Parent of Science & Industry
<< <i>I purchased 2 mint wrapped bullet rolls of a certain denomination from an extremely close and trustworthy 40 plus year collector who has sacraficed to me a few of his treasured acquisitions. This happened mostly because he saw my passion and appreciation for US coinage, both the old and modern "crap". I unwrapped the rolls he sold me, which were determined to be authentic mint wrapped rolls as verifed by not 1, not 2, not 3, but 4 seperate experienced collectors and dealers with a consenses opinion that they were indeed mint wrapped and not tampered with. >>
Let's start with the fact that unless these were the modern rolls sold directly to the collector by the mint in the past five years, they were NOT mint wrapped rolls because the mint never wrapped rolls of coins before 2000. And the only ones they did do and didn't sell directly to collectors were the 2000 Sac dollar rolls. Since you had four "experienced" collectors examine these before you opened them I strongly suspect these were not direct sale rolls.
Regardless of one's dislike for the grading services they are here to stay. Try getting what you paid for your coins after they are all cracked out (95% of the collecting faithfull would be buried for a long time if they tried this route). About the only way to get equivalent money is to go the auction route. And this is not foolproof either as only solid coins for the grade typically bring all the money. Try cracking out a decent or average PCGS MS65 coin (Barber quarter or Morgan dollar) and see what you get offered for it by knowledegeable dealers. The vast majority will not pay bid and will err more towards MS64 or MS64PQ money to protect themselves. Yet you as the buyer paid MS65 money.
When someone scores 75% or better on the PCGS grading World Series, or gets offered a grader position at NGC/PCGS, then I would completely trust their ability to grade. Everything else is opinion.
We all have stories, and that's all they are. Just because someone has been in the hobby for 20-50 years doesn't mean they can grade. I know dealers from the 1970's that couldn't grade then, and still can't grade correctly today. But they are still in business.
One such very successfull dealer KNOWS he cannot grade as well as he should. But he compensates for this and does extremely well nontheless.
Buy the best coins you can in holders. If someone wants to slip in a different coin into a cracked slab, and imo that new coin is as nice or nicer than the insert says, I'd probably want to buy it.
roadrunner
Also, in the future, please break your posts into reasonably sized paragraphs. It's a lot easier to read.
Anyone that buys, sells or owns slabs should care. Tampering threatens the health of the entire market, the viability of the TPGs (on whose guaranties many of us rely), and exposes some of us to fraud.
Doggedly collecting coins of the Central American Republic.
Visit the Society of US Pattern Collectors at USPatterns.com.
20-50 years in the hobby makes us infallibe.
That reminds me, I haven't bought a mistake in the past 15 years (lol)
roadrunner
Actually, I agree with the sentiment. However, we are not all seasoned collectors and dealers.
Doggedly collecting coins of the Central American Republic.
Visit the Society of US Pattern Collectors at USPatterns.com.
<< <i>I know from experience that NGC slabs can be cracked with little or no damage. I've been unable to crack a PCGS slab without causing considerable damage. >>
With the change to their shells, NGC has made this much tougher to do...
42/92
<< <i>Andy, your concerns are inconsequential since all seasoned collectors and dealers should know how to grade, authenticate, and detect any alterations to all types of coins, right? In other words 20-50 years in the hobby makes us infallibe. >>
It is what we should strive towards. You should endeavor to learn as much about your coins as you can so you can do your own grading and authentication, no to just depend on the slab labels. Because everyone makes errors. Case in point is a slab I picked up at the international show in Chicago. An 1871 Straits Serrlements 5C in AU cleaned in an ANACS holder (Type of 4/2000 - 8/05) The cleaning was obvious dipped and not properly rinsed. definitly salvagable with a redip. In AU this is a $1,500 coin. The problem is that the coin is a fake. It has an altered date. Style of the final 1 is wrong and the 7 is a little small, shallow, and you can see the traces of the removed digit underneath of it. It isn't even a well done alteration. But here it is certified by one of the big three.
You have to learn for yourself. (I hate to say this part.) you might be able to lean on the services, but don't blindly trust them. (There thats better.)
Several years back, I saw several suspect pieces that I previewed from the same seller. The coins were all dogs for the grade (actually were cleaned and so-so AU-50's in 55 and 58 holders). Upon inspection of a few slabs as I sat befuddled by the incompetence of NGC's grading, I noticed each slab did not have the telltale grove round the edge.
My assumption later (after nearly getting into a fight over tactfully and descretely pointing the probablility out) was that the slab had been carefully cut in half along the seam, and resealed with some type of adhesive or heat process after a new coin was inserted. Of course I couldn't be sure, but something told me about the way the seller handled the inquiry that I was on to something, and that he knew it.
A year or so later I spent the time to use a dremel to remove a coin from an NGC holder. Much like the picture shown by slumlord? (page 1), it would have been easy to put back together with a different coin in it's place, and I suspect would have been almost undetectable, especially to the inexperienced.
“We are only their care-takers,” he posed, “if we take good care of them, then centuries from now they may still be here … ”
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