Details
Product Specs & Technical Highlights
- Primary SKU: 1019528
- Model ID: 34406-243
- Core Steel: MCD67 (ZDP-189) Micro-Carbide Powdered Steel
- Hardness: 67 HRC (Cryodur Ice-Hardening Process)
- Blade Construction: 133 Layers (MCD67 Core wrapped in 132 layers of Flower Damascus)
- Edge Geometry: Scalloped Serrated Edge, Honbazuke Honed
- Handle Material: Black Ash / Bigleaf Maple Burl Wood
- Handle Shape: Traditional Japanese 'D-Shape'
- Blade Length: 9.45 in (240 mm)
- Total Length: 14.49 in
- Weight: 7.1 oz (202g)
- Spine Thickness: 2.3 mm at the heel
- Country of Origin: Handcrafted in Seki, Japan
- Construction: Welded Bolster with Concealed Tang
Practical Application: The high-HRC MCD67 steel is specifically chosen for its ability to maintain serration geometry under heavy friction. Unlike softer steels that round over when hitting hard crusts, the Miyabi Black stays sharp for months, not days. The micro-carbide structure allows the steel to be both incredibly hard and physically tough, meaning it absorbs the shock of cutting through dense materials without the edge failure common in lesser high-carbon knives.
When We Recommend the Miyabi Black Series
Who it Fits Best
Professional pastry chefs and bakers who process hundreds of loaves weekly and demand a tool that will not dull by Wednesday.
Where it Excels
This knife is unbeatable for 'crust-heavy' breads like sourdough or Dutch-oven boules where standard stainless steel knives fail to bite and quickly lose their edge.
Professional Comparisons
It is significantly harder than the Wusthof Classic (58 HRC) and holds an edge vastly longer than a Global (56-58 HRC). Edge retention is a huge plus on a bread knife which requires specialized equipment for sharpening.
Chef Feedback
"The 'D-shape' handle is a favorite for long shifts; it indexes the blade perfectly in the palm, reducing the 'death-grip' often needed when sawing through tough ciabatta."
Trade-offs & Considerations
Because it is sharpened to 67 HRC, this knife is not for the careless. While it is tough, it should never be used to cut through frozen items or bones, which could damage the high-performance serrations.
Additional Info
| Blade Length (Inches) | 9.4 in. |
|---|---|
| Blade Length (mm) | 240 mm |
| Blade Width (inches) | 1.46 |
| Grind | Serrated |
| Steel Type | ZDP-189 (MCD67) |
| Rockwell Hardness | 67 |
| Stainless | Yes |
| Handle Material | Bigleaf Maple Burl Wood |
| Spine Thickness (mm) | 2.3 |
| Brand | Miyabi |
| Country of Manufacture | Japan |
| SKU | 1019528 |
| Manufacturer's Part Number | 34406-243 |
| Manufacturer's Suggested Retail Price | $574.00 |
