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polished stones

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A small market ($35K/yr) — this niche doesn't clear our bar today.

Market size 9Growth 47Conversion 25Competition 11Returns 81Price range 66Avg price 80Brand share 11Review moat 69Quality gap 57

Returns

Great1.7%

return rate — above 6% kills the launch gate

Avg price

Great$17.01

avg listing price — sweet spot $15–$100

Review moat

Good720.75

avg incumbent reviews — the moat a new listing must climb

Price range

Good$10.64–$23.44

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Growth

Okay+17.6%

90-day search growth — must beat 0% to launch

Conversion

Okay2.0%

search→purchase rate — share of searches ending in a sale

Competition

Bad87%

top-5 click share — a locked-up shelf

Brand share

Bad96%

top-5 brand share — brand-locked demand

Market size

Bad$35K

$35K/yr · 102K searches

Competition

The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

7

Top-5 brand share

96%

Open market

0%

  • SigMntun70%
  • KALIFANO9%
  • QINJIEJIE7%
  • SeeuFun5%
  • DUQGUHO4%
  • Orientrea4%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%15%$5K30%$11K45%$16K60%$21K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 8 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +17.6% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Color20%

“The colors are beautiful”

Quality-Overall16%

“It has a great variety”

Value For Money9%

“Great deal”

Size-Overall8%

“Sizing is correct”

Precious Gemstone8%

“they're genuine stones”

Advertised Vs Actual Product8%

“As described”

Fun/Entertainment Experience4%

“It's entertaining”

Minerals3%

“Pretty rocks are pretty”

Durability2%

“I can still use them”

Gifting Purpose1%

“This was a gift for a friend of mine and the stones, She said were gorgeous”

What buyers complain about

Size-Overall54%

“Small in size”

Advertised Vs Actual Product11%

“FALSE ADVERTISING”

Color7%

“is poorly dyed”

Value For Money6%

“not worth the money charged for them”

Quality-Overall5%

“Too expensive, quality is not as good as compared to other sellers”

Instructions/User Manual/Troubleshooting2%

“No guide included”

Natural Resource Wastage2%

“Waste”

Fun/Entertainment Experience1%

“Kinda boring and disappointing”

Brightness/Shine/Glow1%

“not as bright as photographed”

Strength1%

“Dull”

Top return reasons

Size-Overall71%
Advertised Vs Actual Product15%
Color6%
Value For Money3%
Quality-Overall1%
Functionality-Overall1%
Display Colors1%
Precious Gemstone1%
Brightness/Shine/Glow1%
Defective Material/Parts1%