There are many factors to consider when purchasing a diamond tester, and cost is certainly one of them. But are cheap diamond testers accurate? Here's what you need to know: Diamond testers work by measuring the electrical conductivity of the stone being tested. Because diamonds are extremely good conductors of electricity, a tester will usually give a positive reading for a diamond. However, there are other materials that are also good conductors of electricity, such as moissanite and cubic zirconia. So a positive reading on a diamond tester does not
A diamond can fail a diamond tester if the tester is not working properly or if the diamond is not a real diamond. A diamond tester test for the hardness of a diamond and if the tester is not working properly, it may not give an accurate reading. Also, if the diamond is not a real diamond, it will not test as a diamond and will fail the test.
A diamond tester can test small diamonds, but it may not be as accurate as testing a larger diamond. The tester works by measuring the conductivity of the diamond, and small diamonds may not conduct electricity as well as larger diamonds.
The average person can usually tell the difference between cubic zirconia and diamond. Cubic zirconia is usually more sparkly and has a brighter color than diamond. Diamond is usually more expensive than cubic zirconia.
4.6/5
COMES WITH :Built in AG9 Button Battery & Synthetic Leather Case
USED : close work: coin collection supplies (as coin magnifier with light), stamp collecting, jewelry making and repair, diamond, jewel gem, gold testing etc
WITH Magnification : 10x Lighted by 8 Bright LEDs
CAN USE : 8 Different Glass Reticle Scales for other measuring and viewing purposes
MADE OF THE BEST OPTICAL GLASS MATERIAL & DESIGN
$234
This magnifier's field of view is far wider than loupes with lenses less than 1" in diameter, and I am impressed by how clear the image is. Although the magnifier has several measuring scales, they are all on the same reticle. The reticle is really distracting for my application, which involves gazing at 3D things (mineral crystals). I wish there was a reticle that was empty (or at least available as an option). Be mindful that any measurements must be taken with the recticule directly on the object; otherwise, the measurement will be inaccurate.
4.6/5
Brand New P7 Diamond Analyzer professional jewelers test machine and gem weight guage.
Complete PuriTEST acids pack contains six (6) half-ounce bottles of test acids- 10k, 14k, 18k, 22k, Silver, and Platinum
Two (2) test stones (one large, one small); deluxe stones with rubber backing
Everything the professionals use to test diamonds & precious metals while appraising and buying
Genuine PuriTEST 30x magnifying loupe with case included FREE
$234
I had to overcome my dread of the acid damaging my jewels. The various readings require some learning. The rest appears to function well. It also takes some getting used to using the loupe. There were many issues with the packing. The items were merely placed in a mailing envelope and sent. Acids were readily available. The envelope contained nothing secure. However, nothing was cracked or leaking.
4.1/5
Size: 6.3 * 1.6 * 0.8 inches, Power Supply: 9v Battery (NOT Included)
LED indicator: Diamond indicator will be showed if the stone is a REAL diamond
Uses large / small switches for testing diamonds, Emits audible sounds to easily differentiate the readings
[NOTICE]: 100% SATISFACTION GUARANTEE. PLEASE CONTACT US FIRST IF YOU ARE NOT SATISFIED WITH PRODUCT OR HAVE ANY QUESTIONS.
Professional Diamond Selector II will indicate genuine diamond or fake
$234
It can be a little touchy depending on the weather or other circumstances, as when operating a fan or air conditioner; these things tend to somewhat affect the Diamond Tester's reading. Other than that, I would highly recommend and found this Diamond Tester to be simple to use and run. Very helpful for precious gem collectors out there; I've already used mine to successfully identify diamonds, proving that it works as advertised. It's great for collecting beginners and I thought the price was fair.
4.1/5
★Diamand tester is battery powered by DC 9V battery x 1 (Not Included),Operation simple and accurate.
★Professional Diamond Selector II Emits audible sounds to give accurate readings.
★Portable electronic device for distinguishing real diamonds from other simulated stones.
★It is designed for quick, precise, and safe diamond testing.
★LED indicator: Diamond indicator will be showed if the stone is a REAL diamond.If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction.
$234
It's simple to use this diamond tester. When I made the necessary adjustments for the size of the stones I was testing, it made loud noises on the genuine diamonds and none at all on the imitations. It functioned effectively for only $11 and change, which impressed me. Make sure you first read the directions. You get a false positive if you don't adjust it for the size of the stone.
3.9/5
Emits audible sounds to easily differentiate the readings
Professional Diamond Selector II will indicate genuine diamond or fake
Uses large / small switches for testing diamonds
Diamand tester is battery powered for convenience
Package Contents: 1 x Diamond Tester
$234
I bought this product because I was aware that I had previously been burned by buying jewelry that was purported to be authentic. This item can be used to evaluate gemstones in addition to testing for diamonds. The hardness of a sapphire or opal can be used to determine whether or not it is genuine if you are aware of it.Example: A diamond has a 10 hardness rating. You can presume that the gemstone you are evaluating is a real ruby or sapphire if you know that corundum (ruby/sapphire, etc.) is a 9 and you test the stone and it ranks up there near a diamond but not quite. However, you can nearly certain that the "Ruby or sapphire" gemstone is a quartz or topaz if it scores very low. Although using the tester isn't an exact science, it will give you a good indication of if your gemstone is what the seller claims it to be. You can use those as references because you can get the hardness scales of random gemstones online.I've found the diamond tester to be rather accurate. You do need to use caution when using this product because if you are trying to test diamond CHIPS or very little diamonds in huge settings and it hits the metal, it will go off with a loud, continuous beeping noise to indicate that it is striking the metal, which is a "Error."To obtain a sense of what the tester sounds like when it hits the 10 spot on the scale and what sound it produces, use the tester on a genuine diamond (one you are certain is diamond). Try testing it on a metal object as well to hear how it sounds. You'll find using the tester to be fairly simple once you learn how to understand it. It comes with instructions, and you can also find YouTube tutorials on how to use it.Start the tester. Wait while seated on a level surface. One red light will illuminate. Await the illumination of TWO red lights. Once the second light comes on, you can begin the exam.Pen as a size indicator. comes with a lovely case that closes with velcro. has a side pocket where you may store your metal grounding tool for diamonds and gemstones. When a stone is not permanently put into a setting, this is used. Before testing, your stone MUST be ground. comes with several compartments of various sizes.Great product all around. I advise it to anyone who works in the jewelry industry, collects gemstones, or even just buys and sells collections as a hobby.
3.7/5
Emits audible sounds to easily differentiate the readings
If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction.
Professional Diamond Selector II will indicate genuine diamond or fake
It is designed for quick, precise, and safe diamond testing.
Portable electronic device for distinguishing real diamonds from other simulated stones.
$234
I really like this product, however I have to wonder if this is a true stone because I work in a thrift shop and see so many items that make me wonder. I made a ton of money both inside and outside the business with the diamond tester I bought here. I was initially skeptical about its efficacy. After allowing the light to warm up, you try it out by setting the volume to the recommended level in the owner's manual. I genuinely believe I thought about it at first. I can now check anything...
3.7/5
Pocket Scale Capacity: 1000g x .1g
Diamond tester and scale are battery powered for convenience (batteries not included)
Professional Diamond Selector II will indicate genuine diamond or fake
Package Contents: 1 x Metals And Gem Tester, 1x Digital Pocket Scale
Digital scale reads carat weight, along with g, oz, ozt and dwt
$234
You simply can't top this kit for the price. I enjoy metal detecting and have discovered several items of jewelry that need to be weighed or whose stones require examination. I was able to confirm that a large silver bracelet I discovered indeed has six genuine diamonds, and I was able to confirm that certain rings I had believed contained genuine diamonds don't. When weighing your treasures to assess their precious metal value, the scale comes in particularly handy. I have objects with known weights, and the scale reliably records all of them. Both tools are quite simple to use and are a fantastic addition to any metal detectorist's toolbox. I won't go into detail about the specifications of the gadgets because you can find them elsewhere. You just cannot go wrong for less than twenty dollars.
3.6/5
BUILT IN CALIBRATION: A newly redesigned inbuilt calibration reference and adjustment provides ease of operation both indoors and outdoors.
SIMPLE & EASY TO USE: Clear and easy-to-read analog dial; Can differentiate between 16 types of gemstones with no waiting between tests
VERSATILE AND RELIABLE: Consistent and reliable results every time. Identifies diamonds/moissanites and most common colored gemstones, both polished and unpolished.
THINNEST RETRACTABLE PROBE TIP: Presidium Gem Tester II features the industry’s thinnest (0.6mm) retractable probe tip ensuring constant pressure between probe and gemstone. For testing colored gemstones as small as 0.02 carats. Coated gemstones can also be generally tested with PGT II
INDUSTRIES MOST TRUSTED gemstone tester redesigned to be more compact, sturdy and portable
$234
If given the option, I would rate this above 5 stars!fantastic once you figure it out. The probe does easily detach from the rock. I simply wish the print at the location where the reading appears when a test on a stone is performed was larger. It would also be wonderful if the probe's unexpected contact with an object produced a more pleasing sound. It creates a pretty grating noise. Despite the above, I would still give this item 5 STARS PLUS because it is so accurate. Until I reread the handbook, I believed mine was broken. If a stone is loose in the setting, it won't register properly (TRUE). Another VERY USEFUL tip I came across and would want to share is.... If you try to use the probe underneath a running CEILING FAN, it is very sensitive and will provide you with a reading that is incorrect. Therefore, simply be careful not to have any motions around you.
3/5
The diamond selector is accurate and reliable reading, accurately differentiate diamonds from other materials
Operation simple and accurate, emit audible sounds to give accurate reading
Batteries: 1 x 9V Battery (Not Included). 45x Illuminated LED Loupe comes with batteries included
The Diamond Tester and 45x Jeweler's Loupe will help you to tell the difference between a genuine diamond and fake diamond, diamond indicator will be showed if the stone is a REAL diamond
This diamond tester comes with a small testing tray for holding loose stones
$234
This is incredibly accurate and easy to use. When you hear a sound, place the point on the diamond and then look at the metre. One 9-volt battery, which is not provided, is needed. A jeweler's loupe is nice to have included. Both the tool and the loupe may fit into a plastic box, and each has its own carrying bat. You may take it into the field with you when collecting because it is highly portable.
Most diamond testers will give you a pretty accurate indication of whether the stone you're testing is a diamond or not. However, there are some fake diamonds out there that will fool even the best tester, so it's always best to get a second opinion if you're not sure.
Yes, jewelers typically have diamond testers. This is a device that uses thermal conductivity to test whether a stone is a diamond or not.
Lab-created diamonds are becoming more popular as people become more aware of the ethical and environmental concerns around natural diamonds. But what about resale value? Lab-created diamonds are worth less than natural diamonds on the resale market. However, they are still worth something and can be a good option for people who are looking for an alternative to natural diamonds. If you're considering buying a lab-created diamond, be sure to do your research and buy from a reputable source. Lab-created diamonds have the potential to be a great investment, but it's important to be
Yes, lab diamonds test as real diamonds. They are physically and chemically identical to natural diamonds, and they will fool even the most experienced jeweler. The only way to tell the difference is with a specialized diamond tester that can tell the difference between natural and lab-grown diamonds.
A real diamond should sparkle brightly with a rainbow of colors. If it does not, it may be a fake.
If you're unsure if a diamond is real, the most surefire way to test it is to take it to a qualified jeweler and have them test it with a gem tester. This device uses thermal conductivity to test whether a stone is a diamond or not. Another way to test if a diamond is real is to do the fog test. Take the stone in question and breathe on it for a few seconds. If the stone stays foggy for a couple seconds, then it's probably a fake. However, if the fog dissipates right away, then the stone
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