8" Chef's Knife (ACUTO440) - White
8-Inch White ACUTO440 Chef's Knife
Your #1 knife for everyday prep, designed to handle everything from herbs and vegetables to breaking down meat.
60-Day Test Drive
Lifetime Warranty Against Defects
Free Returns
Features
Rust-Proof
ACUTO440 Steel
All Chop Styles
Use & Care
Specifications
Warranty
All Misen products come with a lifetime warranty against defects. Misen will replace any defective products. Learn more about our warranty policy here and what's covered.
Pair it with
Basically a Navy Seal
Works Harder, Stays Sharper
Questions?
What are Misen’s ACUTO440 Knives made of?
What’s the difference between Misen’s ACUTO440 Knives and classic knives?
How are Misen’s ACUTO440 Knives different from other high-carbon knives?
What do you mean by rust-proof?
Can I put Misen’s ACUTO440 Knives in the dishwasher?
How often should I sharpen my knives?
My blade has discoloration and/or staining. What is this?
Customer Reviews
8-Inch White ACUTO440 Chef's Knife
The 8" Chef's Knife (ACUTO440) is Misen’s everyday, do-it-most knife, built to move easily from herbs and vegetables to breaking down meat. This white version uses AICHI ACUTO440 Japanese steel, with a hybrid blade shape that supports rocking, chopping, drawing, and slicing, plus an ergonomic rounded spine and bolster designed for a comfortable pinch grip.
If you are choosing between colors, you are essentially choosing the look, the steel and performance claims are consistent across options. The core is AICHI ACUTO440 Japanese steel, designed for exceptional sharpness and edge retention, with lab-tested rust resistance that withstood 50 days submerged in water and up to 100 dishwasher cycles. That said, Misen still recommends hand washing and drying immediately after use, which is the best way to protect the finish and keep the edge performing consistently.
The 8" length is a classic everyday size because it gives you enough blade to handle bigger ingredients without feeling unwieldy for smaller tasks. On this knife, the blade length is 8.26 in (210 mm) with a 13.5 in (345 mm) total length, 49 mm blade height, and a 0.5 lb (230 g) weight. In practice, that balance pairs well with the hybrid blade shape, so you can rock through herbs, chop vegetables, draw-cut proteins, or slice cleanly without switching tools. If you are browsing other profiles or building out a fuller roll, start with single knives or explore more kitchen knives to compare shapes and use cases.
Comfort matters most on a knife you pick up every day. The rounded spine and bolster are designed to make a pinch grip feel better over longer prep sessions, which can be especially helpful when you are doing repetitive board work. If you are setting up a safer, tidier workspace after you pick your color, pairing a chef’s knife with dedicated chefs knife storage helps protect the edge and keeps the knife easy to reach.
For upkeep, plan to sharpen every 4 to 6 months (more often with heavy use), then hand wash and dry right away. One important note from Misen: high-carbon knives may show discoloration after exposure to acidic foods and or salt. This is cosmetic and different from rust, which is described as extremely rare with this steel. For step-by-step guidance specific to this line, the Acuto Knives Care page is a useful reference. Misen also backs the knife with a 60-day test drive, a lifetime warranty against defects, and free returns, which can make it easier to commit to a daily driver.
Frequently Asked Questions About Chef's Knives
What can I prep with this 8" ACUTO440 chef’s knife?
It is designed as an all-purpose, everyday prep knife. Misen specifically calls out everything from herbs and vegetables to breaking down meat, and the hybrid blade shape supports rocking, chopping, drawing, and slicing.
Is the ACUTO440 chef’s knife rust resistant?
Yes. Misen lists lab-tested rust resistance, including testing that withstood 50 days submerged in water and up to 100 dishwasher cycles. They also note rust is extremely rare, and still recommend hand washing and drying immediately after use.
Can I put this chef’s knife in the dishwasher?
Misen’s testing includes dishwasher-cycle resistance, but their stated Use & Care guidance is to hand wash and dry immediately after use. Following that routine is the safest way to maintain the knife’s condition over time.
How often should I sharpen it?
Misen recommends sharpening every 4 to 6 months. Your exact schedule depends on how often you cook and what you cut, but that interval is a practical baseline for an everyday prep knife.
Why might the blade discolor after cutting certain foods?
Misen notes that high-carbon knives may show discoloration after exposure to acidic foods and or salt. They describe this as purely cosmetic and different from rust. Hand washing and drying right after use helps minimize staining.