---
title: "Lab Grown Diamond — $3K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/lab-grown-diamond"
last_updated: "2026-08-12T15:44:56.186Z"
locale: en
meta:
description: "Amazon product research for lab grown diamond: $3K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for lab grown diamond: $3K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Lab Grown Diamond — $3K/mo Amazon US Product Research (2026)"
---
# **Lab Grown Diamond**
**Skip it**
Weak search conversion (0.1%) — this niche doesn't clear our bar today.
Market size 9Growth 18Conversion 1Competition 87Returns 39Price range 8Avg price 46Brand share 54Review moat 89Quality gap 52
**Review moat**
**Great****216**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Great****28%**
top-5 click share — an open shelf
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$200.48**
avg listing price — sweet spot $15–$100
**Returns**
**Okay****3.9%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-14.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$37K**
$37K/yr · 311K searches
**Price range**
**Bad****$12.60–$1048.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Bad****0.1%**
search→purchase rate — share of searches ending in a sale
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
## **Is lab grown diamond profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, lab grown diamond is a $37K/yr Amazon United States market (311K searches/yr). The top 5 brands hold 73% of demand. Verdict: Skip it — 39/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **lab grown diamond market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$50K–$100K**
- units × avg price
- **Conversion rate**
- **0.1%**
- **Avg BSR**
- **#21,888**
- **Page quality**
- **0%**
- **Prime**
- **73%**
- **Sponsored**
- **87%**
- **Out of stock**
- **3.0%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **187 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen.
**Brands**
**21 **▲rising
**Sellers**
**32**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**28%**
Top 20: 62%
**Open market**
**22%**
- GILDED25% - Belacqua18% - Generic12% - Amazon Essentials12% - JDNIONSIGN6% - The Diamond Channel5%
## **lab grown diamond demand & seasonality**
Weekly Amazon search volume, last 32 weeks — -14.6% search growth over the last 90 days.
10K6KSpike '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/lab-grown-diamond/trend)
## **Top lab grown diamond search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **lab grown diamond**72K/yr+2.6%0.1% conv. - **houston diamond district**63K/yr-41.0%0.0% conv. - **lab grown diamonds**35K/yr+5.3%0.1% conv. - **lab diamond**38K/yr-5.5%0.1% conv. - **lab created diamonds**18K/yr+1.9%0.1% conv. - **lab diamonds**13K/yr+10.8%0.0% conv. - **houston diamond district engagement ring**8K/yr+2.9%0.0% conv. - **lab created diamond**10K/yr-27.2%0.0% conv. - **lab diamonds clearance rings**7K/yr-43.7%0.0% conv. - **lab-grown diamonds**5K/yr+77.4%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/lab-grown-diamond/search-terms)
## **Top lab grown diamond products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%3%$1K6%$2K9%$3K12%$4K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Belacqua 1/4 Carat Round Lab Grown Diamond Stud Earrings in 14K White Gold Push Back F Color VS Clarity 4 Prong Setting Jewelry for Women Gift Box Included**Belacqua**$93.63**4.5★80 rev](https://www.amazon.com/dp/B0FM5ZQ1X2) [2**Moissanite Stud Earrings 18K White Gold Plated Hypoallergenic Stud Earrings for Women Men 1.0CT*2 Round Moissanite Earrings Lab Created Diamond Stud Earrings D Color VVS1**JDNIONSIGN**$21.15**4.6★156 rev](https://www.amazon.com/dp/B0GL5CPF5K) [3**Gilded 1 Carat Total Weight Lab-Grown Diamond Stud Earrings for Women| 925 Sterling Silver Studs | Hypoallergenic Fine Jewelry | 4-Prong Basket Push Back Nut | SI1 Clarity F Color Round Cut**GILDED**$196.51**4.6★872 rev](https://www.amazon.com/dp/B0DZBGHYN3) [4**Gilded 1/2 ct. T.W. Round Lab Diamond Stud Earrings for Women | 925 Sterling Silver Studs | Hypoallergenic Fine Jewelry | 4-Prong Basket Push Back Nut | SI1 Clarity F Color Round Cut**GILDED**$104.48**4.6★872 rev](https://www.amazon.com/dp/B0CFNC2G9F) [5**Gilded 1/2 Carat Total Weight Lab-Grown Diamond 14KT Gold Plated Silver Stud Earrings for Women| Hypoallergenic Fine Jewelry | 4-Prong Basket Push Back nut | SI1 Clarity F Color Round Cut**GILDED**$103.01**4.6★872 rev](https://www.amazon.com/dp/B0DSGGTFNL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Moissanite Stud Earrings 18K White Gold Plated Hypoallergenic Stud Earrings for Women Men 1.0CT*2 Round Moissanite Earrings Lab Created Diamond Stud Earrings D Color VVS1**JDNIONSIGN**$21.15**156 rev5mo ago](https://www.amazon.com/dp/B0GL5CPF5K) [**Belacqua 1 Carat Round Lab Grown Diamond Tennis Bracelet in Sterling Silver G Color SI Clarity 6 Inches Length Dainty Jewelry for Women Gift Box Included**Belacqua**$143.34**43 rev8mo ago](https://www.amazon.com/dp/B0G1CHYB7V) [**The Diamond Channel CERTIFIED 1 to 12 Carat LAB GROWN Solitaire Diamond Stud Earrings Round Cut 4 Prong Screw Back (F-G Color VS1-VS2 Eye Clean Clarity)**The Diamond Channel**$364.47**447 rev9mo ago](https://www.amazon.com/dp/B0FX3C68HR) [**shownii Diamond Necklace Certified LAB GROWN Round Diamond Solitaire Necklaces for Women 1 CT 14K Gold Plated Sterling Silver 4 Prong Solitaire Pendant Jewelry (I-J Color SI1-VS2 Clarity)**shownii**$287.75**49 rev9mo ago](https://www.amazon.com/dp/B0FT27K2CL) [**Natural Lab Grown Diamond Certified Round Cut D Grade VVS1 Clarity Loose Gemstone Ideal for Crafting Necklaces Bracelets & Fine Jewelry Making (2 Carat)**Generic**$44.22**9 rev11mo ago](https://www.amazon.com/dp/B0FMRF2G6B)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Belacqua 1/2 Carat Round Lab Grown Diamond Stud Earrings in 14K Yellow Gold Push Back F Color VS Clarity 4 Prong Setting Jewelry for Women Gift Box Included**Belacqua**$164.85**4.5★**▲ 58%**](https://www.amazon.com/dp/B0FM5QN6GQ) [**Sandy Gems GIE Certified Round Cut Lab Grown CVD Diamond 1-6 Carat Loose Gemstone E/F/G Color VVS1 to VS2 Excellent Cut (1.5)**Generic**$119.31**5.0★**▲ 58%**](https://www.amazon.com/dp/B0FDGLQBBD) [**The Diamond Channel CERTIFIED 1 to 12 Carat LAB GROWN Solitaire Diamond Stud Earrings Round Cut 4 Prong Screw Back (F-G Color VS1-VS2 Eye Clean Clarity)**The Diamond Channel**$364.47**4.6★**▲ 58%**](https://www.amazon.com/dp/B0FX3C68HR) [**PRIVOSA Lab Grown Diamond Stud Earrings in 14K White Gold - D-E VVS1- VVS2 Round Brilliant Screw Back Studs for Women 0.25ct**Privosa Fine Jewelry**$217.13**4.5★**▲ 57%**](https://www.amazon.com/dp/B0DKVDSZC9) [**Moissanite Stud Earrings 18K White Gold Plated Hypoallergenic Stud Earrings for Women Men 1.0CT*2 Round Moissanite Earrings Lab Created Diamond Stud Earrings D Color VVS1**JDNIONSIGN**$21.15**4.6★**▲ 57%**](https://www.amazon.com/dp/B0GL5CPF5K)
**~~View all trending →~~**
## **What reviews say buyers love and hate about lab grown diamond**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**20%
*“Nice quality with great sparkle”*
**Brightness/Shine/Glow**12%
*“nice shine”*
**Value For Money**12%
*“Reasonably priced”*
**Size-Overall**12%
*“Great stubs and the perfect size”*
**Precious Gemstone**9%
*“Fantastic deal for beautiful diamonds”*
**Advertised Vs Actual Product**6%
*“As advertised”*
**Comfort-Overall**5%
*“They are comfortable”*
**Color**3%
*“color looks flawless”*
**Shape/Style**2%
*“I really like this simple and versatile style”*
**Locking Mechanism**2%
*“The setting feels secure”*
### **What buyers complain about **
**Size-Overall**35%
*“The chain is short”*
**Quality-Overall**9%
*“could use better quality control”*
**Durability**8%
*“Will Fall Off Of your ear within days”*
**Chain/Key Quality**5%
*“it wasnt, Chain does not stay clasped as it should”*
**Brightness/Shine/Glow**4%
*“One of them glows in the dark”*
**Ease Of Use**4%
*“it is definitely hard to open”*
**Color**4%
*“the clasp is kinda black”*
**Value For Money**2%
*“Not worth the price at all”*
**Locking Mechanism**2%
*“Backs are not secure”*
**Allergies**2%
*“My skin's super sensitive”*
### **Top return reasons **
**Size-Overall**67%
**Advertised Vs Actual Product**7%
**Metal Authenticity**5%
**Quality-Overall**3%
**Brightness/Shine/Glow**1%
**Color**1%
**Value For Money**1%
**Shape/Style**1%
**Wrong Dimensions**1%
**Functionality-Overall**1%
## **Common lab grown diamond questions**
- **Is lab grown diamond profitable to sell on Amazon United States?**
- The niche generates $37K/yr across 70 tracked products. 10 of 22 products launched in the last 360 days are still selling. 90-day search growth is -14.6%. Flapen's verdict: Skip it (39/100).
- **How competitive is the lab grown diamond niche?**
- 21 brands and 32 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in lab grown diamond?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Durability. The return rate is 3.9%.
- **What does it cost to enter the lab grown diamond niche?**
- Listings span $12.60–$1048.88; the average listing price is $200.48 (sweet spot $15–$100). The average incumbent carries 216 reviews — the moat a new listing must climb.
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