To get the lowdown on best diamond sharpening stone, we’ve consulted top experts who has in-and-out knowledge about the diamond sharpening stone.

An increasingly popular option is a Smith’S DCS4 diamond sharpening stone, which comes with amazing features you’ve never heard before. More than 577 verified buyers have rated this product 4.6 star on Amazon. It is undoubtedly the best diamond sharpening stone available in the market today. However, if you don’t want to spend big on diamond sharpening stone, then you should absolutely go for Diamond Machine Technology (Dmt) D8F diamond sharpening stone which comes with all the basic features one could expect in a diamond sharpening stone.

While you’ll find diamond sharpening stone that are less than $10, you’re far likelier to have problems with these models than somewhat more expensive diamond sharpening stone. Generally, a good diamond sharpening stone with desirable extra features will cost between $10 to $160.

If you are ready to choose a new diamond sharpening stone, check out our recommendations for the best diamond sharpening stone. But if you’d like to learn more about the various types of diamond sharpening stone available and how to choose the right one for you, read on.

So here is our list of The 10 Best diamond sharpening stone

1. Smith’S DCS4 diamond sharpening stone

Smith’s DCS4 4-Inch FINE & COARSE Diamond Combo Sharpening Stones

By Smith’s

Smith’s 4 inch Diamond combination bench Stone features coarse and fine grit sharpening surfaces. These surfaces contain multiple layers of micron-sized monocrystalline Diamonds and a unique sharpening surface with an overlapping oval hole design.

  • Armed with both coarse and fine interrupted surface diamond stones, Micro-Tool Sharpening Pads, and a sharpening groove, the Diamond Combination Sharpener provides a quick, razor sharp edge on any straight edge knife, fish hook, or tool with a sharp edge.
  • These surfaces contain multiple layers of micron-sized moncrystalline diamonds and a unique sharpening surface with an overlapping oval hole design. This innovation speeds sharpening by collecting and holding the metal filings which ordinarily build up during the sharpening process.
  • The soft grip rubber handle is designed to make sharpening safe and easy, and when you are finished sharpening, you can store your stones in the handle for safekeeping.
  • SHARPENING INSTRUCTIONS: Use water or Smith’s non-petroleum based honing oil as your sharpening lubricant, but stone can be used dry. DO NOT use petroleum based oil on your stone as a sharpening lubricant.
  • Widely regarded as a world leader for sharpening tools, Smith’s, The Edge Experts, since 1886, lays claim to the design and manufacture of the broadest line of knife, tool, and scissors sharpeners currently available in the Sporting Goods and Hardware markets.

2. Diamond Machine Technology (Dmt) D8F diamond sharpening stone

DMT D8F 8-Inch Dia-Sharp Continuous Diamond Fine

By Diamond Machine Technology (DMT)

Measures 8″ x 3″ x 3/8″. continuous surface.

  • Grit is clearly marked on side of Stone
  • Includes non-skid rubber feet
  • Boxed with hanging tab
  • Amazon
  • comWith long, continuous flat surface, this sharpening stone is ideal for honing most kitchen cutlery, up to an 8-inch chef’s knife, and also puts an edge on tools with either flat or pointed blades

3. Dmt (Diamond Machining Technology) W6EFC diamond sharpening stone

DMT W6EFC Three 6-Inch Diamond Whetstone Models in Hard Wood Box

By DMT (Diamond Machining Technology)

DMT 3 – 6-in. Diamond Whetstone Model in hard wood box, makes a great gift.

  • Uniformity: DMT uses micronized monocrystalline diamonds, precisely sized for a more uniform diamond surface. No other diamond sharpeners offers micronized monocrystalline diamond and most offer the lesser grade poly-crystalline diamond.
  • Coverage: DMT’s process assures the most diamonds per square inch in the industry providing a more durable sharpening surface.
  • Surface Flatness: DMT bench stones are engineered flat, assuring even contact with the knife or tool.
  • Interrupted or polka dot surface for which DMT is famous has slightly recessed holes that will collect metal fines (swarf) removed during sharpening to prevent loading. Fast sharpening action; not recommended for pointed or very small tools.
  • Continuous surface presents a more conventional looking sharpening surface. Fast sharpening action; able to use on small surface edges.

4. Diamond Machine Technology (Dmt) W7EFC diamond sharpening stone

DMT W7EFC Diamond Whetstone Mini Diamond Stone – Coarse / Fine / Extra-Fine – Set of 3

By Diamond Machine Technology (DMT)

Micron sized monocrystalline Diamonds are securely bonded in nickel that is electroplated to precision ground steel. An injection molded polycarbonate base increases the structural rigidity needed to maintain a flat sharpening surface.

  • The innovative pattern of the recessed dots is key to the DMT difference
  • By providing a space into which metal fines produced from sharpening can be cleared, the dots keep the diamond surface clean for fast and efficient hone of all materials
  • Individual sizes: 2
  • 75″” x 1″” x
  • 25

5. Dmt (Diamond Machining Technology) D6FC diamond sharpening stone

DMT D6FC 6-Inch Dia-Sharp Double-Sided Fine/Coarse Bench Stone

By DMT (Diamond Machining Technology)

Two sided diamond bench Stone measures 6″ x 2″ x 1/4″. one side is fine grit and one side is coarse grit.

  • Uniformity: DMT uses micronized monocrystalline diamonds, precisely sized for a more uniform diamond surface. No other diamond sharpeners offers micronized monocrystalline diamond and most offer the lesser grade poly-crystalline diamond.
  • Coverage: DMT’s process assures the most diamonds per square inch in the industry providing a more durable sharpening surface.
  • Surface Flatness: DMT bench stones are engineered flat, assuring even contact with the knife or tool.
  • Interrupted or polka dot surface for which DMT is famous has slightly recessed holes that will collect metal fines (swarf) removed during sharpening to prevent loading. Fast sharpening action; not recommended for pointed or very small tools.
  • Continuous surface presents a more conventional looking sharpening surface. Fast sharpening action; able to use on small surface edges.

6. Smith’S DBSF diamond sharpening stone

Smith’s DBSF Diamond Bench Stone (Fine)

By Smith’s

Smith’s (6″) Diamond Bench Stone features multiple layers of micron-sized monocrystalline diamonds bonded in nickel to a flat metal surface. The unique overlapping oval hole design speeds sharpening by collecting and holding the metal filings which ordinarily build up during the sharpening process.

  • Smith’s has been a trusted name in the sharpening industry for over 125 years. Throughout our history, we have been focused on a single mission: Provide our customers and consumers with the best value in easy-to-use and effective sharpening and specialty tool products.
  • Coarse Diamond: Grit 325
  • Various grits and colors for easy recognition
  • Fine Diamond: Grit 750
  • Plastic lid to protect the stone when not in use

7. Diamond Machine Technology (Dmt) W250CXNB diamond sharpening stone

DMT W250CXNB 10-Inch DuoSharp Bench Stone Coarse / Extra-Coarse

By Diamond Machine Technology (DMT)

Measures 10″ x 4″ x 3/8″. one side is coarse, other side is extra coarse.

  • Versatile Sharpening
  • Innovative Diamond Surface
  • Compact Design
  • Find the DMT Sharpener that Meets Your Needs
  • Uniformity: DMT uses micronized monocrystalline diamonds, precisely sized for a more uniform diamond surface. No other diamond sharpeners offers micronized monocrystalline diamond and most offer the lesser grade poly-crystalline diamond.

8. Trend DWS/LF/100 diamond sharpening stone

Trend DWS/LF/100 3.4 Fluid-Ounce Diamond Abrasive Lapping Fluid

By Trend

Trend Lapping Fluid is designed solely for the engineering industry. It is ideal for use with diamond abrasives, where other lubricants may be too thick.

  • Use instead of water to reduce the risk of rusting by 95%
  • Supplied in a flip-top dispenser bottle
  • Size: 100ml
  • DWS/LF/100 Lapping Fluid 100ml

9. Ultrasharp D38CFE diamond sharpening stone

Ultra Sharp Diamond Sharpening Stone Set – 8 x 3 Coarse/Medium/Extra Fine

By UltraSharp

ULTRA-SHARP Diamond Sharpening Stones are the best value we’ve ever seen in a diamond sharpener. We’ve tested every diamond sharpening stone made and the Ultra Sharp perform better than any of them.

  • This set includes three diamond sharpening stones plus the universal stone holder to keep the stones firmly in place while you are sharpening
  • These extremely fast honing 300, 600 and 1200 grit diamond stones will quickly sharpen anything with a cutting edge including high carbon, stainless, and ceramic knives! We’re so confident in these stones that we back them with our “No Questions Asked 100% Satisfaction Guarantee”! Whether you are a chef, sportsman, woodworker or knife enthusiast, Ultra Sharp diamond sharpening stones will quickly give you the results you need
  • You won’t be disappointed!

10. Diamond Sharp Universal Sharpening Whetstone and Bench Stone Sharpener Holder with Adjustable No-Slip Base & FREE e-Book

Diamond Sharp Universal Sharpening Whetstone and Bench Stone Sharpener Holder with Adjustable No-Slip Base & FREE e-Book

By Diamond Sharp

A SHARP KNIFE IS A SAFE KNIFE: Achieve Perfectly Sharp Blades Securely with your Kota Japan Knife Sharpener Holder NO-SLIP – SAFETY – Securing your sharpening stones firmly in place, while allowing you to execute precision, sharp edges on your blades and planes. Rubber body keeps sharpening stones and whetstones from sliding during honing FULLY ADJUSTABLE – Fits sharpening plates and whet stones from 5-1/2 inches wide to 9 Inches long.

  • This prevents any sliding of the device or the stones during the honing process, ensuring worker safety and exceptionally keen blades
  • VERSATILE – Works perfect with diamond and oil stones for cutlery as well as a variety of tools and chisels
  • It’s the perfect holder for use with diamonds and oilstones
  • QUALITY – Durable chrome-plated arms resist corrosion, providing you with a long-lasting kitchen tool
  • UNCONDITIONAL LIFETIME WARRANTY | 100% TESTED | BUY WITH CONFIDENCE!! Visit KotaJapan or call our Customer Service in Sunny Arizona: 602-396-2800

Hope this list of the best diamond sharpening stone will be helpful for you. Feel free to contact us if you have any questions about our site or our reviews, and we will be happy to help you with your purchasing decisions in any way we can.

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Joel Townsend
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Katherine Jonas
Katherine is an editor-in-chief at Bittasset. After getting graduated from Cornell University, she has worked with the brands like Target and Walmart and handled operations for more than 5 years. She loves to write about detailed product reviews.

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