Diamond Sharpening Stones
MaybeAn estimated 0.6% of orders come back. But demand is soft, at -18.5% this quarter, so Diamond Sharpening Stones is a Maybe.
- Flapen Score
- 50 / 100Top 43% of 2,225 DIY & Tools niches · +1 vs the category median of 4950
- Market size
- £122K/yr118K searches / yr
- 90-day growth
- -18.5%search demand this quarter
- Competition
- 44%top-5 click share · 14 brands · 45 sellers
Flapen Score
Diamond Sharpening Stones against its category
The dotted line is the DIY & Tools average. Past it, Diamond Sharpening Stones is stronger. Inside it, weaker.
Market
The Diamond Sharpening Stones market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Diamond Sharpening Stones 118K times last year and spent an estimated £122K. The top 5 brands take 83% of clicks. Demand peaks in Jan–Feb–Nov–Dec. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 4.2% of those searches ended in a purchase.
Shoppers searched for this 118K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 4.2% of those searches ended in a purchase. Searches in the last 90 days moved -18.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated £122K a year.
- Searches, last 12 months
- 118K
- Growth, 90 days vs prior 90
- -18.5%
- Conversion, latest week
- 4.2%
- Market size, estimated
- £122Ka year
- Peak month
- December1.9× the quietest month
- Top search term
- diamond sharpening stones36K searches a year
02 · Price
A sale here is worth £24.83.
Listings sell for £24.83 on average, from £7.41 to £115.22. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 0 to 100 of them. At £24.83 that is £0 to £2K a year per listing.
- Average price
- £24.83inside the $15 to $100 sweet spot
- Price range
- £7.41–£115.22
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£2K
- Returns
- 0.6%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
86% 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 #37 within Hand Tools. It carries 3,997 reviews at 4.45 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #37in Hand Tools
- Average rating
- 4.45 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 3,997per listing
- Listings tracked
- 35
04 · Newcomers
1 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 61 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 61 months
Products
Top Diamond Sharpening Stones products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
SHARPAL 156N Diamond Whetstone Knife Sharpener with Storage Base 2 Side Grit Coarse 325 / Extra Fine 1200 Diamond Sharpening Stone with Non-Slip Base and Angle Guide (152 x 63mm)
- Price
- £34.61
- Rating
- 4.7/5
- Reviews
- 3,008
- Age
- 8y ago

SHARPAL 162N Diamond Whetstone Knife Sharpener with Storage Base | 2 Side Grit Coarse 325 / Extra Fine 1200 | Diamond Sharpening Stone | Non-Slip Base & Angle Guide (203 x 76mm / 8 x 3 Inch)
- Price
- £48.18
- Rating
- 4.7/5
- Reviews
- 3,864
- Age
- 7y ago

6 Pcs Diamond Sharpening Plates 120# 200# 600# 1200# 2000# 3000# Diamond Sharpening from Extra Coarse to Extra Fine Grit for Various Tools
- Price
- £13.74
- Rating
- 4.2/5
- Reviews
- 318
- Age
- 1y ago

SHARPAL 168H Large 8 x 3 Dual-Grit Diamond Sharpening Stone Coarse 325 & Extra-Fine 1000 Grit Monocrystalline Diamond Whetstone Professional Knife Sharpener with Anti-Slip Pad and Angle Guide
- Price
- £30.80
- Rating
- 4.6/5
- Reviews
- 485
- Age
- 1y ago

CWOVRS 5-Piece Diamond Sharpening Stones 200-2000# with Honeycomb Surface
- Price
- £14.90
- Rating
- 4.5/5
- Reviews
- 93
- Age
- 2y ago
Trending
estimated 90-day click momentum
SANTUO 5Pcs Diamond Sharpening Stone Set with Non-Slip Mat
- Price
- £10.91
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 7mo ago

Diamond Sharpening Stone Kit 3 Side Grit 400/1000/8000 Knife Sharpener for Sharp Blade Premium Diamond & Ceramic Whetstone with Angle Guide Non-Slip Base & Leather Strop
- Price
- £32.99
- Rating
- 4.5/5
- Reviews
- 294
- Age
- 1y ago

Aolso Diamond Sharpening Stones 6 PCS Sharpening Stone Set Kit Professional Whetstone for Kitchen Knives & Garden Knives Durable Sharpening Stone 150/240/600/1000/2000/3000 Grit
- Price
- £8.74
- Rating
- 4.3/5
- Reviews
- 114
- Age
- 1y ago

SHARPAL 121N Dual-Grit Diamond Sharpening Stone Tool Sharpener for Sharpening Knife Garden Shears Axe and All Blade Edge
- Price
- £16.53
- Rating
- 4.4/5
- Reviews
- 3,199
- Age
- 6y ago

Aolso Diamond Sharpening Stones Double-Sided Diamond Bench Stone Professional Whetstone with Non-Slip Base Suitable for Kitchen Knives & Garden Knives 400/1000 Grit
- Price
- £8.96
- Rating
- 4.2/5
- Reviews
- 91
- Age
- 1y ago
Newest
by launch date
SANTUO 5Pcs Diamond Sharpening Stone Set with Non-Slip Mat
- Price
- £10.91
- Rating
- 5.0/5
- Reviews
- 3
- Age
- 7mo ago

SHARPAL 202H Precision Knife Sharpening System Adjustable 10-35 Angle
- Price
- £115.22
- Rating
- 4.8/5
- Reviews
- 433
- Age
- 10mo ago

SHARPAL 169H Large 8 x 3 Dual-Grit Diamond Sharpening Stone Extra-Coarse 220 & Fine 600 Grit Monocrystalline Diamond Whetstone Professional Knife Sharpener with Anti-Slip Pad and Angle Guide
- Price
- £31.11
- Rating
- 4.6/5
- Reviews
- 277
- Age
- 1y ago

SHARPAL 168H Large 8 x 3 Dual-Grit Diamond Sharpening Stone Coarse 325 & Extra-Fine 1000 Grit Monocrystalline Diamond Whetstone Professional Knife Sharpener with Anti-Slip Pad and Angle Guide
- Price
- £30.80
- Rating
- 4.6/5
- Reviews
- 485
- Age
- 1y ago

Diamond Sharpening Stone Kit 3 Side Grit 400/1000/8000 Knife Sharpener for Sharp Blade Premium Diamond & Ceramic Whetstone with Angle Guide Non-Slip Base & Leather Strop
- Price
- £32.99
- Rating
- 4.5/5
- Reviews
- 294
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 44% of clicks. Leaders hold, but buyers still shop past them.
Brands
14 falling
Sellers
45
Est. top-5 brand share
83%
Top 20: 100%
Est. top-5 click share
44%
Top 20: 83%
Open market
14%
- SHARPAL54%
- Yuejizhe10%
- Faithfull8%
- CWOVRS6%
- Aolso5%
- S SATC3%
- Open — no brand owns it (8 brands, 14%)
Demand
Diamond Sharpening Stones search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 1.9×
Search terms
Top Diamond Sharpening Stones search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- diamond sharpening stones36K/yr
- sharpal17K/yr
- diamond sharpening plate12K/yr
- diamond sharpening stone9K/yr
- diamond stone8K/yr
- sharpal knife sharpener11K/yr
- dmt diamond sharpening stone7K/yr
- sharpal diamond sharpening stone6K/yr
- diamond stones for sharpening5K/yr
- diamond sharpening4K/yr
Reviews and returns
What reviews say buyers love and hate about Diamond Sharpening Stones
We read the reviews and the return reasons for every product selling here.
“Let down by quality of the carrier”
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
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Diamond Sharpening Stones questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data








