---
title: "Heart Gems — $394/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/heart-gems"
last_updated: "2026-08-12T06:24:46.442Z"
locale: en
meta:
description: "Amazon product research for heart gems: $394/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for heart gems: $394/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Heart Gems — $394/mo Amazon US Product Research (2026)"
---
# **Heart Gems**
**Skip it**
Soft demand (-71.4% this quarter) — this niche doesn't clear our bar today.
Market size 1Growth 0Conversion 11Competition 64Returns 87Price range 48Avg price 28Brand share 75Review moat 73Quality gap 37
**Returns**
**Great****1.4%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****60%**
top-5 brand share — no brand owns this niche
**Review moat**
**Good****587.89**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****47%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Okay****$5.45–$23.74**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$9.34**
avg listing price — sweet spot $15–$100
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$5K**
$5K/yr · 60K searches
**Growth**
**Bad****-71.4%**
90-day search growth — must beat 0% to launch
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
## **Is heart gems profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, heart gems is a $5K/yr Amazon United States market (60K searches/yr). The top 5 brands hold 60% of demand. Verdict: Skip it — 38/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **heart gems market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$23K–$28K**
- units × avg price
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#489**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **5.7%**
- **Avg brand age**
- **30 months**
- **Avg seller age**
- **236 days**
## **Competition: brands, sellers & click share**
The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**32 **▼falling
**Sellers**
**35**
**Top-5 brand share**
**60%**
Top 20: 91%
**Top-5 click share**
**47%**
Top 20: 84%
**Open market**
**34%**
- Nuenen19% - MAIBAOTA12% - Chuangdi12% - Niceup9% - MYDBUYSOME8% - Honbay6%
## **heart gems demand & seasonality**
Weekly Amazon search volume, last 20 weeks — -71.4% search growth over the last 90 days.
1K600Spike '26Feb '26Mar '26Apr '26Apr '26May '26Jun '26Jun '26
[**Open Trend **](https://flapen.com/research/us/health-household/heart-gems/trend)
## **Top heart gems search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **heart rhinestones**17K/yr-60.2%1.2% conv. - **heart gems**22K/yr-77.6%2.6% conv. - **heart gem**5K/yr-54.1%2.3% conv. - **heart shaped gems**4K/yr-74.7%0.9% conv. - **rhinestone hearts**4K/yr-62.0%1.9% conv. - **heart jewels**3K/yr-73.9%1.3% conv. - **heart gems for crafts**4K/yr-84.4%3.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/heart-gems/search-terms)
## **Top heart gems 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%4%$1898%$37812%$56816%$757101001K10K 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**MAIBAOTA 45 mm Rose Quartz Crystals Mothers Day Birthday Gifts for Mom Women Large Heart Stone Healing Natural Reiki Gemstone Polished Heart Shaped Rocks Meditation**MAIBAOTA**$9.61**4.5★1,622 rev](https://www.amazon.com/dp/B09DJFV18L) [2**Nuenen 30 Pcs Heart Shape Crystals Stone Bulk 1.2 Inch Gemstone Heart Rocks Quartz Love Pocket Palm Spiritual Christmas presents for Women Mom Wedding Witchcraft Reiki Decoration**Nuenen**$22.98**4.7★458 rev](https://www.amazon.com/dp/B0BYZ59DRQ) [3**Niceup 30pcs 3D Heart Diamond Gemstones for Easter Egg Fillers Diving Pool Toys 1.57in Small Crystal Acrylic Gems Heart Shape Gemstones for Mermaid Treasure Hunt Party Favors**Niceup**$10.14**4.6★112 rev](https://www.amazon.com/dp/B0DGKPDC5Q) [4**Nuenen 72 Pcs Natural Heart Shaped Healing Crystal Stone Bulk 0.8 Inch Polished Crystal Chakra Worry Gemstones Love Reiki Palm Pocket Carved Mini Decor for Witchcraft Meditation Valentines Gift Women**Nuenen**$23.74**4.5★528 rev](https://www.amazon.com/dp/B09V12D9W7) [5**Honbay 10PCS 22mm x 23mm Flatback Heart Shaped Rhinestone White Faux Pearl Embellishments - Glue on**Honbay**$5.95**4.6★44 rev](https://www.amazon.com/dp/B07ZR4XXTD)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**200Pcs Colorful Heart Nail Charms Shiny Zircon Mini Hearts Nail Rhinestones Gems Flatback 3D Mixed Valentines Day Nail Art Charm Heart Charms for Nails Art Design Jewelry DIY Crafts Accessories**NEWSPIED**$6.60**12 rev7mo ago](https://www.amazon.com/dp/B0G5DVVJ4S) [**40 Pieces Heart Charms for Nails 3D Diamond Alloy Nail Heart Nail Charms Gems Rhinestones for Nails Art Supplies Women Design Valentines Day Wedding Decor**Trinkrittey**$6.23**13 rev1y ago](https://www.amazon.com/dp/B0F8QSP5YQ) [**Chuangdi 516 Pcs Acrylic Rhinestone Crystal Gems Rhinestone Flat Back 18mm/12mm/10mm/6mm for Valentines Day Wedding Decoration DIY Clothes Shoes Jewelry Making Crafts(Light Color Heart)**Chuangdi**$8.43**586 rev1y ago](https://www.amazon.com/dp/B0DTSN6R8M) [**DUQGUHO 1 Inch Hearts Crystals and Healing Stones Reiki Gems Healing Crystals Amethyst Crystal Hearts Set Rose Quartz Heart Shaped Crystals Bulk Polished Gemstones Spiritual Gifts for Women 12 PCS**DUQGUHO**$10.70**387 rev1y ago](https://www.amazon.com/dp/B0DKS6XPQR) [**CHRORINE 70 Pcs Acrylic Heart Ornaments Translucent Hearts Shaped Gems Crystals for Table Scatter Decoration/Vase Fillers/Artwork in Valentine or Wedding Party- Red Pink**CHRORINE**$5.58**58 rev1y ago](https://www.amazon.com/dp/B0DLKVXB1G)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**200Pcs Colorful Heart Nail Charms Shiny Zircon Mini Hearts Nail Rhinestones Gems Flatback 3D Mixed Valentines Day Nail Art Charm Heart Charms for Nails Art Design Jewelry DIY Crafts Accessories**NEWSPIED**$6.60**3.9★**▲ 291%**](https://www.amazon.com/dp/B0G5DVVJ4S) [**MAIBAOTA 45 mm Rose Quartz Crystals Mothers Day Birthday Gifts for Mom Women Large Heart Stone Healing Natural Reiki Gemstone Polished Heart Shaped Rocks Meditation**MAIBAOTA**$9.61**4.5★**▲ 269%**](https://www.amazon.com/dp/B09DJFV18L) [**Nuenen 30 Pcs Heart Shape Crystals Stone Bulk 1.2 Inch Gemstone Heart Rocks Quartz Love Pocket Palm Spiritual Christmas presents for Women Mom Wedding Witchcraft Reiki Decoration**Nuenen**$22.98**4.7★**▲ 266%**](https://www.amazon.com/dp/B0BYZ59DRQ) [**6124Pcs Gem Stickers-Self-Adhesive Face Jewelry Stickers Acrylic Gems DIY Crafts Sparkling Heart-Shaped Rhinestone for Kids for Party & Holiday Supplies**Rasoisof**$9.61**4.8★**▲ 170%**](https://www.amazon.com/dp/B0FD7RRW48) [**40 Pieces Heart Charms for Nails 3D Diamond Alloy Nail Heart Nail Charms Gems Rhinestones for Nails Art Supplies Women Design Valentines Day Wedding Decor**Trinkrittey**$6.23**4.5★**▲ 147%**](https://www.amazon.com/dp/B0F8QSP5YQ)
**~~View all trending →~~**
## **What reviews say buyers love and hate about heart gems**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Color**12%
*“The colors are beautiful”*
**Quality-Overall**12%
*“Good Quality”*
**Fun/Entertainment Experience**9%
*“So much fun”*
**Value For Money**9%
*“Decent price”*
**Advertised Vs Actual Product**8%
*“as advertised”*
**Gifting Purpose**7%
*“Makes it perfect for gift giving”*
**Adhesion/Stickiness**7%
*“The stickys are really strong”*
**Size-Overall**7%
*“a good size”*
**Ease Of Use**5%
*“Easy to use”*
**Design-Overall**4%
*“made really cool designs”*
### **What buyers complain about **
**Size-Overall**25%
*“These are large”*
**Adhesion/Stickiness**18%
*“Do not stick”*
**Color**14%
*“Not enough color variation”*
**Advertised Vs Actual Product**7%
*“Not as pictured”*
**Precious Gemstone**2%
*“Not true stone they are resin shaped hearts”*
**Quality-Overall**2%
*“Cheap looking”*
**Heating**2%
*“Had to glue on to avoid ruining my heat press”*
**Material Quality**1%
*“Looks like plastic”*
**Washability**1%
*“Do n ot wash”*
**Ease Of Use**1%
*“also tricky to remove from the sheet at times”*
### **Top return reasons **
**Size-Overall**54%
**Adhesion/Stickiness**13%
**Advertised Vs Actual Product**9%
**Value For Money**8%
**Color**5%
**Quality-Overall**3%
**Defective Material/Parts**2%
**Functionality-Overall**2%
**Brightness/Shine/Glow**0%
**Product Condition**0%
## **Common heart gems questions**
- **Is heart gems profitable to sell on Amazon United States?**
- The niche generates $5K/yr across 37 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -71.4%. Flapen's verdict: Skip it (38/100).
- **How competitive is the heart gems niche?**
- 32 brands and 35 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 60% of demand.
- **What do buyers complain about in heart gems?**
- Top complaints mined from reviews: Size-Overall, Adhesion/Stickiness, Color. The return rate is 1.4%.
- **What does it cost to enter the heart gems niche?**
- Listings span $5.45–$23.74; the average listing price is $9.34 (sweet spot $15–$100). The average incumbent carries 588 reviews — the moat a new listing must climb.
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