Skip to content

Diamond

a small market ($28K/yr) — Diamond doesn't clear our bar today.

Flapen Score

42
Skip it

Ranks 1,759 of 2,481 Beauty niches · −5 vs the category median of 47

Market size 7Growth 20Conversion 11Competition 32Returns 89Price range 49Avg price 95Brand share 63Review moat 82Quality gap 60
This niche Category average · 2,481 niches

Is Diamond profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Diamond is a £28K/yr Amazon United Kingdom market (91K searches/yr). The top 5 brands hold 67% of demand. Demand peaks in Dec. Verdict: Skip it — 42/100.

Diamond: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -10.5% over the last 90 days and 0.9% of searches end in a purchase.

£28K

revenue / yr

Units sold / yr1K
Search volume / yr-10.5%91K
Conversion rate0.9%
Avg price£34.64

Who owns the niche?

The top 5 brands hold 67% of demand, so 33% of the market is open.

33%

open market share

Brands · sellers15 · 18
Top-5 product click share66%
Open market33%
Avg brand age34 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 16 products

Sponsored placement94%
New entrants (1y)1· 0 succeeded
Avg rating4.4★
Avg reviews356

Top Diamond 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 66% of clicks — established leaders, but buyers still shop beyond them.

£0£3K£6K£9K£11K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

15 falling

Sellers

18

Top-5 brand share

67%

Top 20: 100%

Top-5 click share

66%

Top 20: 100%

Open market

28%

  • MomentWish26%
  • HERZWILD18%
  • Ecripe9%
  • GZGXKJ8%
  • XWCHASA6%
  • CANVALITE5%

Diamond demand & seasonality

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

Volume91KCVR0.9%Products16Brands15Top 5 Brands67%OOS Rate7.0%Rating4.4★Reviews356Avg BSR#2,992
2K2KSpike '24Black Friday '24Holiday '24Spike '25SepDecMarJunAugNovMarMay

Peak months: Dec · busiest ÷ quietest = 1.4×

Top Diamond search terms shoppers use

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

  • diamond45K/yr
  • diamonds25K/yr
  • dimond6K/yr
  • diamon5K/yr
  • real diamond4K/yr
  • fake diamonds4K/yr
  • dimonds3K/yr

What reviews say buyers love and hate about Diamond

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

What buyers love

89% of reviews
Value For Money20%

Good value for money

Brightness/Shine/Glow18%

Sparkly and nice to look at

Size-Overall18%

Just the size I needed

Quality-Overall16%

I am very happy with the quality

Shape/Style5%

Nice looking very chic

What buyers complain about

86% of reviews
Adhesion/Stickiness35%

The glue is all dried up

Quality-Overall15%

Not the best

Size-Overall8%

sadly slightly too big to fit in the box

Ease Of Cleaning5%

despite cutting the tops off to try to get some out it's just a thick mess

Material Quality5%

The material used for the pen part crumbled

Diamond return rate & reasons

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

1.3%

Return rate

73%

Fixable by listing

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

1Size-Overall
61%
2Adhesion/Stickiness
12%
3Value For Money
5%
4Advertised Vs Actual Product
4%
5Quality-Overall
3%

Common Diamond questions

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

Flapen scores Diamond 42/100 on Amazon United Kingdom — Skip it. The niche generates £28K/yr across 16 tracked products. 0 of 1 products launched in the last 360 days are still selling. Search demand moved -10.5% over the last 90 days.
Search demand for Diamond on Amazon United Kingdom peaks in Dec, where the busiest month runs 1.4× the quietest.