Skip to content

Diamond Sharpening Stone

Maybe

Products sell for $34.97 on average, inside the sweet spot. But demand is soft, at -1.8% this quarter, so Diamond Sharpening Stone is a Maybe.

Flapen Score
57
57 / 100
Top 15% of 9,536 Tools & Home Improvement niches · +9 vs the category median of 48
Market size
$796K/yr694K searches / yr
90-day growth
-1.8%search demand this quarter
Competition
40%top-5 click share · 20 brands · 89 sellers

Flapen Score

Diamond Sharpening Stone against its category

The dotted line is the Tools & Home Improvement average. Past it, Diamond Sharpening Stone is stronger. Inside it, weaker.

57Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Diamond Sharpening Stone market on Amazon at a glance

Shoppers on Amazon United States searched for Diamond Sharpening Stone 694K times last year and spent an estimated $796K. The top 5 brands take 76% of clicks. Demand peaks in Jan–Dec. Flapen scores it 57 out of 100, a Maybe.

01 · Demand

3.3% of searches ended in a purchase last week.

Shoppers searched for this 694K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 3.3% of those searches ended in a purchase. Searches in the last 90 days moved -1.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $796K a year.

Searches, last 12 months
694K
Growth, 90 days vs prior 90
-1.8%
Conversion, latest week
3.3%
Market size, estimated
$796Ka year
Peak month
December1.9× the quietest month
Top search term
diamond sharpening stone180K searches a year

02 · Price

A sale here is worth $34.97.

Listings sell for $34.97 on average, from $7.92 to $164.45. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 500 to 750 of them. At $34.97 that is $17K to $26K a year per listing.

Average price
$34.97inside the $15 to $100 sweet spot
Price range
$7.92–$164.45
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
20K–25K
Units per listing a year
500–750
Revenue per listing a year
$17K–$26K
Returns
1.1%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads and reviews.

100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #347 within Sharpening Stones. It carries 4,185 reviews at 4.52 stars, so a new listing needs social proof before a better product.

Sponsored listings
100%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#347in Sharpening Stones
Average rating
4.52 starsAmazon United States average 4.42 stars
Average reviews
4,185per listing
Listings tracked
41

04 · Newcomers

Amazon counts 2 of last year's 4 launches as successful.

4 products launched here in the last 12 months. Amazon counts 2 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 52 months on average, so the names here are settling in.

Launched, last 12 months
4
Successful launches
2Amazon's first-year sales bar
Average brand age
52 months

Products

Top Diamond Sharpening Stone products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take only 40% of clicks. An open shelf where new products get seen.

$0$40K$80K$119K$159K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

20 rising

Sellers

89

Top-5 brand share

76%

Top 20: 100%

Top-5 click share

40%

Top 20: 74%

Open market

21%

  • SHARPAL49%
  • DMT (Diamond Machining Technology)13%
  • KITANIS6%
  • S SATC6%
  • Okxiri3%
  • Jewboer3%

Demand

Diamond Sharpening Stone search demand

Weekly searches over the year, seasonality beneath. Pick a range.

25K15KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Dec · busiest ÷ quietest = 1.9×

Search terms

Top Diamond Sharpening Stone search terms shoppers use

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

  • diamond sharpening stone180K/yr
  • sharpal82K/yr
  • diamond knife sharpener70K/yr
  • sharpal diamond sharpening stone53K/yr
  • dmt diamond sharpening stone47K/yr
  • diamond sharpening plate42K/yr
  • diamond stone31K/yr
  • sharpal knife sharpener32K/yr
  • diamond sharpening stones27K/yr
  • diamond sharpener24K/yr

Reviews and returns

What reviews say buyers love and hate about Diamond Sharpening Stone

We read the reviews and the return reasons for every product selling here.

30%of positive reviews mention “Sharpness”
17%of negative reviews mention “Sharpness”
1.1%of orders come back
“does not sharpen very well if any”
A buyer, on “Sharpness”17% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

15 topics

NegativePositive

FAQ

Common Diamond Sharpening Stone questions

Answered from the same tracked data.