Unbox your device and feel the immediate relief of knowing exactly what you are holding today.
4.9/5 based on 1343 happy customers
2 Professional Diamond Tester Pen Portable Jewelry Gemstone Testing Tool
Best Seller
$43.69
USD
$36.99
USD
Save
15%
Gain certainty when evaluating fine jewelry with this simple, easy-to-use handheld tool.
Bought this before heading to the jeweler to check a ring. Really takes the stress out of the whole process, so much easier now.
Used it on a few pieces I had around. It feels solid in my hand and works exactly like I hoped it would.
Pretty simple gadget to carry. Saved me a lot of worry when I was looking at estate jewelry last weekend, works like a charm.
Finally I can check my rings at home without guessing. It feels super intuitive and has definitely made my jewelry shopping much less nerve-wracking.
Really handy to have in my bag. I feel so much more empowered when browsing stores now, it is such a nice little peace of mind tool.
Excellent
Verify your sparkle with confidence.
Our portable tester helps you confirm stone authenticity at home. Trusted by collectors who value peace of mind when investing in their favorite jewelry pieces.
First Use
Instant Clarity
One Week
Seamless Verification
Testing becomes a natural part of your routine whenever you bring home a new or vintage treasure.
One Month
Total Confidence
You stop guessing and start knowing, building a collection you feel proud to own and wear daily.
Lifetime
The Trusted Standard
It remains an essential tool in your drawer, ensuring every piece you cherish is always exactly what expected.
True brilliance confirmed instantly
It slides seamlessly across the stone surface. Breathless anticipation turns into calm relief. It signals truth with a steady pulse.
Find true brilliance without ever second guessing your jewelry choices
Feel completely confident in your collection with quick answers about your favorite stones.
Instant Clarity
Get immediate results so you can stop wondering and start enjoying.
Total Assurance
Verifying your stones at home keeps your mind entirely at ease.
Smarter Shopping
Understand exactly what you own so you can shop with confidence.
Lasting Peace
Remove the doubt from your day with reliable and simple testing.
Verified Buyer Results
Instant clarity
During their shopping trips
Complete peace
After just one check
Confident decision making
When browsing jewelry stores
Total purchase certainty
By making it habit
Why Our Tester Brings Real Peace Of Mind
Skip the guesswork when picking out fine jewelry. Our tool gives you instant clarity on stone authenticity, so you can feel completely confident in your purchase before you commit.
Our product
Others
Instant Results
Total Clarity
Simple Operation
Travel Friendly
Expert Confidence
Real Feedback From Our Community
Join thousands of jewelry lovers who use these testers to verify their pieces with total confidence.
Honestly was nervous about buying a pre-owned ring online. This little pen gave me instant peace of mind. So glad I grabbed one before finalizing my purchase.
Works exactly like it should. It is super simple to use and really helped me feel better about a recent estate sale find. Highly recommend for any jewelry fan.
Good tool to have in your jewelry box. It is straightforward and keeps me from guessing if a stone is the real deal. Arrived quickly too.
Total game changer for my thrifting hobby. I can now check rings on the go without feeling awkward. Such a smart and easy investment for the price.
Love how compact this is. I keep it in my bag when I go hunting for vintage finds. Makes me feel so much more secure about my jewelry choices.
Pretty handy device. It really takes the stress out of buying expensive jewelry when you cannot be entirely sure about the stones. Totally worth it.
This saved me from a potential bad buy last week. Verified the stone immediately and it was exactly what the seller promised. So happy with it.
Just what I needed for my collection. It is so easy to use and provides that extra bit of verification I was looking for. Definitely a must have.
2 Professional Diamond Tester Pen Portable Jewelry Gemstone Testing Tool