Diamond Test Machine
Overview
Product sourcing insights & recommendations


The diamond test machine market is experiencing a transformative shift in 2026, driven by the massive surge in lab-grown diamond (LGD) adoption. With LGD jewelry market projections reaching $33.94 billion and engagement ring standards shifting to 2-carat lab-grown stones, the demand for advanced spectroscopic screeners has overtaken basic thermal testers.
Technology has pivoted toward UV light absorption and miniaturized probes (0.48mm) to detect CVD/HPHT stones and melee diamonds as small as 0.01ct. The market is now divided into three clear tiers: Professional Screeners ($340–$900) for lab-grown detection, Mid-Range Multi-Testers ($190–$350) for moissanite identification, and Entry-Level Pens ($6–$15) for basic thermal verification. The attached report provides a detailed breakdown of these trends, technology specs, and tiered product recommendations.
Based on the market growth of lab-grown diamonds, you might want to:
Handheld Diamond Moissanite Tester Pen Wholesale
Products · 2 lists

Presidium Multi Tester III Professional Handheld Portable Moissanite Natural Diamond Testers Pen
Guangzhou Yali Jewelry Technology Co., Ltd.verified🇨🇳CN7 yrs
Professional Presidium Multitester 3 Diamond Moissanite Dual-use Instrument Diamond Tester
Wuzhou Fancy Jewelry Co., Ltd.verified🇨🇳CN7 yrs
ICEBELA Jewelry Measuring Tool Moissanite Diamond Thermal Conductivity Tester Discriminator Drill Pen Jade Hardness Pen
Haifeng Icebela Jewelry Co., Ltd.verified🇨🇳CN6 yrs
HQ GEMS Moissanite Presidium Diamond Tester Pen Diamond Tester Machine
Wuzhou Huangqiang Jewelry Co., Ltd.verified🇨🇳CN13 yrs
Presidium Multi Tester III Portable Gemstone diamond Tester Pen Moissanite Stones Presidium diamond Tester
Gray Commercial (yancheng) Co., Ltd.verified🇨🇳CN3 yrs
Best Diamond & Moissanite Tester Pen Gemstone Jewelry Tester Tool for Gem Identification Product Type for Test Instruments
Fuzhou Center Tech Co., Ltd.verified🇨🇳CN12 yrsDeep Dive · Full Report
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Sources & References
24 sources cited · Verified industry data & reports

Global Diamond Tester Market Size, Share, Growth Trends ...
Verified Market Reports
Diamond Tester Market size was valued at USD 120 million in 2025 & is estimated to reach USD 180 million by 2034, exhibiting a CAGR of 5.1%from 2026-2034.

The Most Sold Diamond Jewelry in the World: A Mark... | Blog
CaratX
The diamond jewelry market is valued at approximately $115.44 billion in 2026, with projections to reach $167.93 billion by 2032 at a CAGR of 6 ...

10 Predictions for the Diamond Industry in 2026
The Diamond Press
In 2026, rising selectivity will intensify and increasingly shape purchasing behavior in the jewelry market. Value over volume.

Lab Grown Diamond Statistics 2026: 129 Verified Sources
dracodiamond.com
The global lab grown diamond market is approaching $34B in 2026 with projections that vary by methodology between $56B and $109B by the early ...

Lab-Grown Diamond Jewelry Trends for 2026
Rosec Jewels
The lab-grown diamond industry is projected to reach approximately USD 33.54 to USD 33.94 billion in 2026, up from around USD 29.46 billion in ...

Diamond Market Trends 2026: What Houston Buyers And ...
Jonathan's Fine Jewelers
The diamond market is expected to grow at a modest rate over the next decade. Analysts project an annual demand increase of about 2% to 4%.
