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Sea Glass

prices mostly outside the sweet spot ($3.96–$13.28) — Sea Glass doesn't clear our bar today.

Flapen Score

47
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Market size 6Growth 31Conversion 24Competition 50Returns 90Price range 0Avg price 23Brand share 74Review moat 98Quality gap 94
This niche Category average

Is Sea Glass profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Sea Glass is a £26K/yr Amazon United Kingdom market (158K searches/yr). The top 5 brands hold 61% of demand. Verdict: Skip it — 47/100.

Sea Glass: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +4.8% over the last 90 days and 1.9% of searches end in a purchase.

£26K

revenue / yr

Units sold / yr4K
Search volume / yr+4.8%158K
Conversion rate1.9%
Avg price£8.39

Who owns the niche?

The top 5 brands hold 61% of demand, so 39% of the market is open.

39%

open market share

Brands · sellers20 · 21
Top-5 product click share55%
Open market39%
Avg brand age24 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.0★ — the gap to enter on.

0/100

page quality · 23 products

Sponsored placement87%
New entrants (1y)13· 0 succeeded
Avg rating4.0★
Avg reviews32

Top Sea Glass products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.

£0£1K£3K£4K£5K1101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted

Brands

20 falling

Sellers

21

Top-5 brand share

61%

Top 20: 100%

Top-5 click share

55%

Top 20: 97%

Open market

34%

  • PH PandaHall22%
  • LATERN14%
  • MAIBAOTA9%
  • EPRHAY8%
  • ZYQUES7%
  • G&S homedeko5%

Sea Glass demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume158KCVR1.9%Products23Brands20Top 5 Brands61%OOS Rate11.6%Rating4.0★Reviews32Avg BSR#692
6K4KSpike '26Dec '25Jan '26Feb '26Mar '26May '26Jun '26

Top Sea Glass search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • sea glass64K/yr
  • sea glass for crafting25K/yr
  • seaglass17K/yr
  • sea glass gifts32K/yr
  • sea glass art14K/yr
  • seaglass pieces6K/yr

What reviews say buyers love and hate about Sea Glass

What buyers mention most, as a share of all reviews.

What buyers love

75% of reviews
Color24%

Lovely colours

Gifting Purpose20%

Beautiful for a present

Value For Money11%

so they're great value for money

Design-Overall5%

Visual Appeal & Use:

Ease Of Use3%

Really easy for her to do on her own

What buyers complain about

67% of reviews
Advertised Vs Actual Product22%

Photos & description are misleading

Size-Overall16%

they were quite large pieces

Value For Money8%

they are on the expensive side as you would need a lot more than 385g to be effective

Gifting Purpose6%

Having to go find another gift totally disappointed, dont bother

Material Quality4%

It is infact a pottery sphere with a very poor transfer on it

Sea Glass return rate & reasons

Why buyers send it back, as a share of all return requests.

1.2%

Return rate

74%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
56%
2Advertised Vs Actual Product
11%
3Defective Material/Parts
7%
4Sharpness
6%
5Texture/Consistency-Overall
3%

Common Sea Glass questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Sea Glass 47/100 on Amazon United Kingdom — Skip it. The niche generates £26K/yr across 23 tracked products. 0 of 13 products launched in the last 360 days are still selling. Search demand moved +4.8% over the last 90 days.
Sea Glass buyers on Amazon United Kingdom complain most about Advertised Vs Actual Product, Size-Overall, Value For Money, the themes mined from the niche's reviews. Its return rate is 1.2%.