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Item #:
158701022
High Accuracy Professional Jewelry Diamond Tester Tool for Novice and Expert
Item #:
158701022
USD 29
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Only 12 items left in stock.
Order now and get it around Friday, August 21
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Accurate and reliable reading, with a metal alert and a testing platform for loose stones.
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Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Accuracy
Equipped with advanced technology, this tester ensures precise diamond identification, reducing the risk of errors for both novices and experts.
User-Friendly Design
Compact and ergonomic, the tester is easy to handle and operate, making it ideal for anyone, regardless of their experience level.
Versatile Application
Effective for testing various gemstones, this tool meets the needs of jewelers and hobbyists alike, guaranteeing exceptional quality and reliability.
Product Details
- Maintenance and repair: 1, the instrument is very sensitive to the probe, must be particularly careful to protect, do not use should be set on the sheath. 2, the preparation of the indicator light is very dark, shows the battery will run out, should be timely replacement battery. 3, the instrument is not used for a long time, please take out the battery. 4, in order to detect accurately, the proposed correction once a year. Specifications: Color: Black Material:ABS Power supply: 1 * DC 9V Battery (not include) Item size: 14*4*2cm (6.6 * 1.6 * 0.8in) Package Included: 1 * Diamond Selector II 1 * Testing Platform 1 * Carrying Case 1 * User Manual
| Brand | DONGDONG |
| Measurement accuracy | High Accuracy |
| Rec. use | Professional |
| Features | LED Lights |
| Power type | Battery |
| Display | LED |
| Model | Hardness-tester |
| Maximum input voltage | 9 V |
| Material | ABS |
| Has written warranty | No |
| Count | 1 |
| Volts | 9 V |
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
-
Jewelry Enthusiasts
Perfect for individuals passionate about jewelry, helping them identify diamonds accurately and enhance their knowledge.
-
Professional Jewelers
Essential for jewelers requiring precise testing tools to assess stones during the buying and selling process.
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Beginners Learning
Great for novices who want to quickly learn about diamond identification and improve their skills effortlessly.
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Casual Buyers
Not suitable for casual jewelry buyers who may not require frequent or detailed testing of gemstones.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
How does the diamond tester work?
Answer: It tests the thermal conductivity of the stone to distinguish real diamonds from simulants. -
Question:
Is the jeweller's loupe included with the tester?
Answer: Yes, a mini jeweller's loupe with 60X magnification is included. -
Question:
Can this device be used for other than diamonds?
Answer: Yes, it can be used for various gemstones, document verification, and currency authentication.
DONGDONG Jewelry Making Tools Editorial Review
No editorial reviews found
Customer Reviews & Ratings
7 customers ratings
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5 Star
0%
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4 Star
28%
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3 Star
28%
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2 Star
14%
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1 Star
28%
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Pros
- Easy to use for beginners
- Portable and lightweight
- Quick response time
- Accurate for simple tests
Cons
- Inconsistent results on some stones.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 29
Order now and get it around Friday, August 21
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 12 items left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Portable electronic device for distinguishing real diamonds from simulants.
- Quick, precise, and safe diamond testing.
- Includes a mini jeweller's loupe with 60X magnification.
- Features LED light and audio result indication.
- Ideal for jewellery, gemstone, document, and currency authentication.
- Simple calibration for different stone sizes.
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