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51

diamond painting keychains

Worth a look

Shows low returns (0.5%), but a small market ($49K/yr) keeps it on the watch list.

Market size 12Growth 17Conversion 24Competition 84Returns 97Price range 44Avg price 55Brand share 92Review moat 84Quality gap 35

Returns

Incredible0.5%

return rate — above 6% kills the launch gate

Brand share

Great43%

top-5 brand share — no brand owns this niche

Competition

Great31%

top-5 click share — an open shelf

Review moat

Great312.41

avg incumbent reviews — the moat a new listing must climb

Avg price

Good$12.63

avg listing price — sweet spot $15–$100

Price range

Okay$5.57–$22.42

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.9%

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

Growth

Bad-15.1%

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

Market size

Bad$49K

$49K/yr · 205K searches

Competition

Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.

Brands

44 falling

Sellers

47

Top-5 brand share

43%

Open market

53%

  • Masendp11%
  • WILLBOND9%
  • Augisteen9%
  • Junkin8%
  • JBTM245%
  • Henoyso5%

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%2%$9744%$2K6%$3K8%$4K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 66 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -15.1% search growth over the last 90 days.
6K4KPrime Day '24Prime Day '25Spike '25Holiday '25SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Reviews

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

What buyers love

Quality-Overall15%

“Easy to use for a first timer and quality product”

Ease Of Use15%

“Easy to use”

Fun/Entertainment Experience13%

“The kids had fun”

Value For Money6%

“Awesome price”

Adhesion/Stickiness5%

“Good adhesion”

Brightness/Shine/Glow4%

“All of them really sparkle”

Advertised Vs Actual Product4%

“Came exactly as showed in the photo”

Gifting Purpose4%

“Great Gifts”

Color4%

“The colors are bright”

Paint Quality3%

“Easy to apply to my finished diamond painting projects”

What buyers complain about

Size-Overall12%

“larger than expected:”

Adhesion/Stickiness10%

“Sticky”

Ease Of Use8%

“I found it difficult to use”

Color5%

“They dried kind of white in those spots”

Thickness5%

“But it was chunky”

Strength5%

“Very flimsy”

Durability5%

“Do not buy this product- everything was fine for about 6 months”

Drying Time5%

“Dried in about 2 hours”

Brightness/Shine/Glow3%

“I dont notice a huge different in the shine”

Design-Overall3%

“Not every design was easy to see”

Top return reasons

Size-Overall32%
Advertised Vs Actual Product16%
Adhesion/Stickiness9%
Defective Material/Parts5%
Quality-Overall4%
Leak-Proof4%
Gifting Purpose3%
Functionality-Overall3%
Value For Money3%
Assembly/Installation2%