Are you curious about how to find the best diamond testing machines in China? With so many factories claiming to offer top-notch products, it can be overwhelming to choose the right one. In this article, we’ll explore the leading manufacturers, highlighting their strengths and what sets them apart in the industry.

Diamond Verification Instruments - De Beers Group Verification

Product Details: Diamond verification instruments from De Beers Group include DiamondProof, SynthDetect, AMS2, AMSMicro, DiamondSure, DiamondView Zoom, and DiamondPlus, each designed for specific diamond verification needs.

Pros:
- 100% accuracy in verifying natural diamonds
- Fast screening for large volumes of diamonds
- Ability to differentiate between natural and synthetic diamonds

Cons:
- Limited to specific diamond sizes and types
- Potentially high cost of equipment

DiamondSure - De Beers Group Verification

Product Details: DiamondSure distinguishes natural from synthetic diamonds and simulants, testing loose polished diamonds in the 0.05 to 10 carats size range.

Pros:
- Compact and portable
- Fast results in 4 seconds
- Automated results shown on LED display
- 0% natural diamond false positives

Cons:
- May refer around 2% of natural diamonds for further testing
- Not suitable for all jewellery designs

What is SYNTHdetect XL (De Beers)-IIDGR - gloriousdiamonds.net

Product Details: SYNTHdetect XL is a CVD testing machine developed by De Beers Group for verifying natural and synthetic diamonds. It is designed for both loose and mounted diamonds and features a high-resolution touch screen for analysis.

Pros:
- 0% false positive rate and 100% accuracy rate.
- Can test a wide range of diamond shapes and colors with no size limit.

Cons:
- Requires continuous calibration for optimal performance.
- User interpretation is necessary despite software assistance.

De Beer's AMS-2 (Automated Melee Screening for CVD/HPHT/Simulants/Diamonds)

Product Details: De Beer's AMS-2 (Automated Melee Screening for CVD/HPHT/Simulants/Diamonds) is a significant technological advance in diamond melee screening, capable of processing up to 3,600 stones per hour with a low referral rate for further testing.

Pros:
- High speed processing of up to 3,600 stones per hour
- Low referral rate for further testing, only less than 1% of natural diamonds are...

Cons:
- Requires further examination for all synthetics and simulants
- May not be suitable for all diamond shapes and sizes

De Beers launches latest diamond verification instrument

Product Details: AMS Micro is a diamond verification instrument launched by De Beers Group Ignite, designed for rapid, automated screening of small melee diamonds (0.6mm to 0.9mm) with a capacity to screen up to 2,500 diamonds per hour.

Pros:
- High accuracy with a 0% false positive rate and less than 3% referral rate.
- Automated operation saves time and reduces human error.

Cons:
- Requires initial investment for the instrument.
- May not be suitable for larger diamond sizes.

SynthDetect - De Beers Group Verification

Product Details: SynthDetect is an award-winning instrument designed for screening and detection of synthetic diamonds in mounted jewellery and loose diamonds, using time-resolved photoluminescence technology.

Pros:
- Easy to use with very little training required
- Low referral rates (~0.25%) for natural diamonds needing further testing
- Instant image display for multiple diamonds in a single piece of jewellery
- 0% natural diamond false positives

Cons:
- May classify some natural diamonds as 'Refer' due to overlapping luminescence ch...
- Non-diamond materials are classified as 'Refer', requiring further testing

How De Beers Has Turned Traditional Synthetic Diamond Detection ... - JCK

Product Details: De Beers' SYNTHdetect and Automated Melee Screener 2 for synthetic diamond detection.

Pros:
- Reduces referral rate to 0.33% for further testing.
- Uses a proprietary method that does not rely on diamond type.

Cons:
- SYNTHdetect costs $16,250 and Automated Melee Screener 2 costs $45,000.
- Still considered pricey for the industry.

AMS2 - De Beers Group Verification

Product Details: AMS2 is a second-generation automated screening device designed for small polished diamonds ranging from 0.0033ct to 0.20ct. It uses time-resolved photoluminescence to verify natural diamonds with over 99% accuracy.

Pros:
- Speed: Up to 3600 diamonds per hour
- Fully automated operation with unattended running capability

Cons:
- Cannot screen out treated diamonds
- May experience lower feed rates under certain conditions

China's lab-grown diamond industry has De Beers fighting back

Product Details: Synthetic diamonds, originally designed for industrial purposes, are now being used in jewelry, particularly in China and India.

Pros:
- More affordable prices compared to natural diamonds.
- Appealing to budget shoppers and jewelry makers.

Cons:
- Difficult to distinguish from natural diamonds without technology.
- Threat to the global diamond market and traditional diamond pricing.

Diamond grading explained - De Beers Institute of Diamonds

Product Details: Diamond grading services provided by De Beers Institute of Diamonds, utilizing advanced technology and expert gemmologists to assess diamonds based on the 4Cs: colour, clarity, cut, and carat.

Pros:
- Utilizes advanced technology for accurate grading.
- Conducted by experienced gemmologists with over 130 years of industry experience...

Cons:
- Services may be limited to specific locations.
- Potentially high grading fees.

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Frequently Asked Questions (FAQs)

What is a diamond testing machine and how does it work?

A diamond testing machine is a device used to determine the authenticity of diamonds. It works by measuring the thermal conductivity or electrical conductivity of the stone. Real diamonds have unique properties that differentiate them from simulants like cubic zirconia. By placing the stone on the machine, you can quickly get results that indicate whether it’s a genuine diamond or not.

Why are diamond testing machines important in the jewelry industry?

Diamond testing machines are crucial for ensuring the quality and authenticity of diamonds sold in the market. They help jewelers and retailers verify their inventory, protect customers from fraud, and maintain trust in their business. This technology is essential for upholding industry standards and ensuring customer satisfaction.

What should I consider when purchasing a diamond testing machine?

When buying a diamond testing machine, consider factors like accuracy, ease of use, and the type of testing it performs (thermal or electrical). Look for machines with good reviews and reliable customer support. Additionally, consider your budget and whether you need a portable or stationary model based on your business needs.

Are diamond testing machines made in China reliable?

Yes, many diamond testing machines manufactured in China are reliable and meet international quality standards. Chinese factories often use advanced technology and rigorous quality control processes. However, it’s essential to research the manufacturer, read reviews, and ensure they have a good reputation in the industry before making a purchase.

How can I find reputable factories for diamond testing machines in China?

To find reputable factories, start by searching online directories and trade platforms like Alibaba or Made-in-China. Look for manufacturers with positive reviews, certifications, and a history of exporting. Attending trade shows or industry exhibitions can also help you connect with reliable suppliers and see their products firsthand.