Best Diamond Sharpeners in 2026

"Resets" a knife's edge; alternative to knife steel

Employs steel and ceramic wheels to hone knife's edge

Simple to use--draw knife through slot, toward your body

RAZOR SHARP EDGE IN SECONDS: Quickly and safely sharpens your blades

SAFETY IS SECURED: The sharpener features a comfortable handle which also protects fingers and a non-slip bottom

USE WITH MANY DIFFERENT KNIVES: Four stages, coarse and fine for both western and Asian-style blades

For most home chefs the sharpening steel will realign the edge and remove any niche or burr. An oval rod provides more surface contact with the edge to achieve same results as traditional rod but with fewer strokes.

Color: Black/Stainless Steel

Size: 12"

For most home chefs the sharpening steel will realign the edge and remove any niche or burr. An oval rod provides more surface contact with the edge to achieve same results as traditional rod but with fewer strokes.

For most home chefs the sharpening steel will realign the edge and remove any niche or burr

An oval rod provides more surface contact with the edge to achieve same results as traditional rod but with fewer strokes

For most home chefs the sharpening steel will realign the edge and remove any niche or burr. An oval rod provides more surface contact with the edge to achieve same results as traditional rod but with fewer strokes. UPC Code: 01087, dimension:18.75x4.5x1.75 inches

The Package length of the product is 17.8 inches

The Package width of the product is 1.7 inches

For most home chefs the sharpening steel will realign the edge and remove any niche or burr.

For most home chefs the sharpening steel will realign the edge and remove any niche or burr

Stylish stainless steel

Hard sharpen is easy and efficient to use

2 module positions will restore even the dullest knife edge

Quickly and safely sharpens your blades

Suitable for Western-style blades

Non-slip bottom

Products sold and shipped by Amazon.co.jp are genuine Japanese products. The authentic products are sold in Japan that comply with inspection standards

Product Size (L x W x H): 7.9 x 3.3 x 1.6 inches (200 x 85 x 40 mm)

Rough grinding: 250 grit size = corrects the angle of the blade to a sharp angle

Products sold and shipped by Amazon.co.jp are genuine Japanese products. The authentic products are sold in Japan that comply with inspection standards

Product Size (L x W x H): 3.1 x 7.9 x 8.3 inches (80 x 200 x 210 mm)

Material: Angle Adapter = Plastic, Sharpener = Ceramic

Provides exceptional professional grade sharpness.

V-shape design evenly sharpens full length of blade - keeps exact angle across cutting edge.

Ceramic rods allow for fine and coarse sharpening.

Restores maximum sharpness to knives in just seconds

Ice-hardened stainless-steel ensures maximum strength

Magnetic to gather small particles removed from knife blade

Fabricated from high-quality German stainless steel

Forged bolster construction offers durability and a seamless transition from blade to handle

Professional satin-finished blade boasts precision cutting and is finely honed for long-lasting sharpness

Easy resharpening

MIYABI Design

Also usable for blades with more than HRC 60

SIGMAFORGE knife is forged from a single piece of solid Cronidur 30 high-performance NO STAIN steel

Ice-hardened FRIODUR blade starts sharper, stays sharper longer, and has superior resilience

Precision-honed blade and laser-controlled edge ensures ideal cutting angle for sharpness and durability

The stainless steel and ceramic discs enable simple and safe sharpening. Rough and fine honing is possible

Non-slip rubber feet ensure a secure footing

Suitable for right- and left-handers

Ideal for Japanese and Western blades, 2 ceramic grits per side – coarse and fine

Additional fifth slot for sharpening scissors

Easy-to-use, pull through sharpener with labeled slots