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Seki Kyuba NIJI Pairing Petty 15cm

The 15cm Pairing Petty is the NIJI line’s detail knife — peeling, trimming, garnish and fine fruit work where a chef’s knife feels clumsy. Its 12Cr18MoV core is wrapped in 37 layers of stainless steel, brass and copper, giving every blade its own rainbow-toned Damascus pattern. At 62–63 HRC it holds a keen edge with good chip resistance, and the hammered face keeps food from sticking. From the French “petit,” and it earns the name.

2 reviews
$452

Lifetime warranty

Every knife we have ever made, covered for life.

Free UK delivery

Included on every order over £90.

100-day returns

Use it for three months. Send it back if it isn’t right.

Hand-finished box

Hanko-stamped certificate, 5 yen coin tucked alongside.

Why this knife

The blade, and the thinking behind it.

Small but mighty: Petty

The NIJI Petty’s 15cm blade is the collection’s detail specialist. “Petty” comes from the French petit — a nimble counterpart to a full chef’s knife, at home peeling, trimming, and working through garnish, delicate fruit, or precise meat trimming where larger knives feel unwieldy.

Seki Kyuba NIJI Petty 15cm Mediterranean Blue
Seki Kyuba NIJI Japanese Knife

The Blade

The blade is a 12Cr18MoV core sandwiched in 37 layers of stainless steel, brass and copper, so each knife carries its own rainbow-toned Damascus pattern. Hand-forged in Seki, Gifu, the 12Cr18MoV steel is chosen for its balance of sharpness, durability and corrosion resistance. At 62–63 HRC it holds a sharp edge with good chip resistance, and the hammered face helps release food during fine cutting.

The blade is set in a premium-cut, waterproof stabilised maple burl handle, available in Mediterranean Blue, Olive Green or Natural Brown.

The blade

Specifications.

Weight0.8 kg
Dimensions45 × 10 × 6 cm
Knife Type

Blade Length

Steel Type

, , , , ,

HRC

Knife Bevel

Double

Hand Feature

Ambidextrous

Handle Waterproof

Yes

Made in

Japan

Maker

Oishya, Seki Kyuba

Knife Handle Material

,

The hands that make it

Seki. Seven hundred years of blade-making.

Seki, in Gifu, has been forging blades since the fourteenth century — first samurai swords, then kitchen knives. The workshop we work with forges five of our six lines.

The handle is finished in Małopolska, Poland, by craftsmen who shape every handle by hand: a stabilised maple burl body and a bog oak ferrule — the kakumaki. The blade and handle meet at a single hand-fitted copper ring, set with a soft tap of a wooden mallet, in an octagonal profile.

Meet our craftsmen
The Seki forge — photo to come

Care, briefly

Three habits, and it outlasts you.

01.

Hand wash, dry immediately.

Never the dishwasher. Sixty seconds at the sink, then a soft towel. Water on hard Japanese steel is the only thing that rusts it.

02.

Wood boards only.

Glass, stone and marble are harder than the steel and dull the edge in a week. End-grain hardwood is the right choice — hinoki cypress if you can find it.

03.

Sharpen on a stone.

Never a honing rod — the steel is too hard, it chips the edge. A 1000/6000 whetstone every three or four months keeps it keen.

What you receive

In the box.

  • The knife, sharpened, oiled, wrapped in cloth.
  • A hand-finished box for the knife.
  • A Certificate of Authenticity, hand-stamped with the maker’s hanko, naming the smith and certifying the blade.
  • A 5 yen coin tucked alongside. “Go en” — the Japanese for five yen — is the homophone for luck, connection and bond. Returning the coin to the giver turns the gift-knife into a symbolic purchase, neutralising the old superstition that a knife as a gift cuts the bond between giver and receiver.
  • A care card with the sixty-second wash routine and a link to Knife School.
  • Your lifetime warranty, registered to you automatically when the order ships.

Frequently asked.

Is it dishwasher safe?
No knife worth keeping is dishwasher safe. Heat warps the wooden handle, detergent corrodes the steel, other utensils chip the edge. Hand wash, dry immediately with a soft towel.
How often will I need to sharpen it?
For a home cook using the knife daily on a wood board, a full sharpening on a whetstone every three to four months is usually enough. Don't use a steel or ceramic honing rod — Japanese steel is too hard and the rod chips the edge instead of realigning it. If you'd rather not learn the stone, send the knife back to us and we'll sharpen it for free, for life — you only cover shipping both ways.
Can I use it to cut meat?
Boneless meat: yes, it cuts cleanly. For anything with bones, switch to a heavier Western chef knife. Japanese steel is hard, which means sharp — and also more brittle. Twisting through bone chips the edge.
How long does shipping take?
UK orders are usually delivered within 2–3 working days. EU and US orders within 5–9. International orders may take longer. We ship from our warehouse in Europe.
What if it isn't right for my kitchen?
You have 100 days to return it. Use it, cook with it, see how it feels in your hand. If it isn't right, send it back for a full refund. No questions, no restocking fee.

From the people who cook with it

Reviews.

This petty knife fills the gap perfectly between my gyuto and a paring knife. Great for fruits, small vegetables, and garnish work. The steel quality is noticeably better than anything in this price range.

Chris B.
Verified

Perfect little knife for detailed work. I use it for trimming, peeling, and all the precision tasks that my chef’s knife is too big for. The blade is incredibly thin and sharp. Lovely handle too.

Anna S.
Verified

More from the line

The rest of the line.

Not sure this is the one?

Take two minutes.

Six questions about the way you actually cook. We’ll point you to the knife that fits.

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