Moissanite Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Moissanite sales on Amazon US totaled 11,950 units in July 2026 (▲ 11.7% vs. the prior month), generating an estimated $422,802 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 74.5% of unit volume and 70.6% of revenue, while a typical listing is priced at $47.79. The keyword itself pulled 11,671 Amazon queries over the same period (▼ 45.4% MoM).
Zooming out to the 12-month window ending July 2026, the moissanite Top 50 moved 119,250 units and $4,487,791 in cumulative sales — an average of 9,938 units and $373,983 per month. Monthly throughput topped out at 13,800 units in December 2025 and dipped to 5,950 in May 2026, leaving the latest reading 48.4% higher than August 2025.
Moissanite Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
11.9K
▲ 11.7% MoM
Monthly Revenue 2026/07
$422.8K
▲ 12.1% MoM
Top 10 Market Share 2026/07
74.5%
Moissanite Market Share & Sales Concentration on Amazon US — July 2026
The most-sold moissanite listing on Amazon US in July 2026 is ASIN B08MTG5NHJ (Brand: HMKIS), which sold 3,000 units at $16.99 apiece — equal to 25.1% of every unit tracked in this report and 3.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 8,900 units and $298,293 in July 2026 — 74.5% of unit volume and 70.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Moissanite' on Amazon
July 2026
Is 74.5% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B08MTG5NHJ
HMKIS Diamond Tester Pen with 60X Jewelry Loupe (Non-Rechargeable) | Based on High Thermal Conductivity of Diamonds. Powered by USB or 9V Battery Diamond Selector for Novice and Expert
3K
▲ 50.0%vs. prior month
$51K
latest month
12-month trend
B0B5DHYMWX
Siziviki Diamond Tester Pen Pro High Accuracy Jewelers' Diamond Detector | Professional Jewelers Gem Tester, Jewelry-only Detection, High-precision Diamond Test, Portable Pen for Fast Gem Verification
1K
▲ 0.0%vs. prior month
$10K
latest month
12-month trend
B0BC3WT4WL
Moissanite Earrings, D Color Sterling Silver Dangle Drop Earrings for Women
900
▲ 50.0%vs. prior month
$25.2K
latest month
12-month trend
B0BY3N4KBD
Purity Testing Kit for Diamonds Gemstones Moissanites Gold Silver and Platinum Jewelry Electronic Digital Diamond Tester Machine JSP GTE
800
▲ 60.0%vs. prior month
$29.6K
latest month
12-month trend
B09YTX4968
boya Moissanite Stud Earrings for Women, 925 Sterling Silver Earrings for Men
800
▼ 11.1%vs. prior month
$16.3K
latest month
12-month trend
B0F9PM2YGV
Valkynos Professional Diamond Tester Pen with 365nm UV Light & Thermal Sensor – Fast 0.5s Detection, Portable Gem Checker for Novice & Experts – Battery Included
600
▲ 0.0%vs. prior month
$19.2K
latest month
12-month trend
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Best Moissanite Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
HMKIS is the best-performing moissanite brand in July 2026, moving 3,000 units across 1 ASIN for 33.7% of Top 10 volume. Siziviki follows with 1,000 units (11.2%), ahead of Blahanna on 900 units (10.1%).
Volume is spread across 10 brands, with the top three holding 55.1% between them. No single label controls the shelf, which usually leaves room for a well-differentiated listing to take share without outspending an incumbent. Average selling prices among the leaders run from $9.99 to $29.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
HMKIS
1 ASIN in Top 10
33.7%
Units
3K
Revenue
$51K
Avg. price
$16.99
B08MTG5NHJ
$16.99·★4.0·8.5K revsHMKIS Diamond Tester Pen with 60X Jewelry Loupe (Non-Rechargeable) | Based on High Thermal Conductivity of Diamonds. Powered by USB or 9V Battery Diamond Selector for Novice and Expert
Units sold3K
Siziviki
1 ASIN in Top 10
11.2%
Units
1K
Revenue
$10K
Avg. price
$9.99
B0B5DHYMWX
$9.99·★4.0·1.1K revsSiziviki Diamond Tester Pen Pro High Accuracy Jewelers' Diamond Detector | Professional Jewelers Gem Tester, Jewelry-only Detection, High-precision Diamond Test, Portable Pen for Fast Gem Verification
Units sold1K
Blahanna
1 ASIN in Top 10
10.1%
Units
900
Revenue
$25.2K
Avg. price
$29.99
B0BC3WT4WL
$29.99·★4.3·1.5K revsMoissanite Earrings, D Color Sterling Silver Dangle Drop Earrings for Women
Units sold900
Trending Moissanite Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. On the growth side, B00U24CT1M leads positive momentum with ▲ 100.0% MoM growth on 200 units, with B09YTW4SY5 close behind at ▲ 100.0% MoM on 200 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B00U24CT1M
Amazon Essentials Sterling Silver Platinum Plated Infinite Elements Cubic Zirconia Three Stone Ring
Price
$32.90
Rating
4.4
Reviews
2.3K
Latest month sales
B09YTW4SY5
boya Moissanite Stud Earrings for Women, 925 Sterling Silver Earrings for Men
Price
$29.99
Rating
4.6
Reviews
2.2K
Latest month sales
B0GYSCYJYY
adoyi Moissanite Diamond Stud Earrings for Women 925 Sterling Silver Post 18K Gold Plated Earring Hypoallergenic Dainty Flat Back Stud Earrings Jewelry for Women D Color VVS1 Clarity 1.0CT-2.0CT
Unlock to view ASIN details and product titles
Price
$26.98
Rating
4.4
Reviews
54
Latest month sales
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