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Naniwa

Naniwa Advance Super Stone 12000 Grit

$90.00 USD

An excellent all round stone balancing cutting speed and wear rate delivering excellent value for money. Not as hard as Shapton Glass, comparable to the Kuromaku series. Splash and go, no need for soaking, ideal for beginners or intermediate sharpeners.

Dimensions of stone - 210 x 70 x 10mm

Made In Japan

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Introducing

Japanese Whetstones and Sharpening Gear

At Chef’s Edge, we take sharpening seriously. Our collection of Japanese whetstones and sharpening gear is carefully curated to support everyone — from first-time users learning the basics to professional sharpeners seeking refined results.

Sourced from trusted makers across Japan, our range includes everything from entry-level stones to advanced, high-grit options, as well as essential tools like flattening plates, guides, and strops. Whether you’re tuning a single edge or building a lifelong ritual, these products are designed to deliver precision, consistency, and a noticeably sharper result.

Great knives deserve proper care — and we’re here to help you keep them at their best.

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Customer Reviews

Based on 1 review
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J
Justin Loke
Mirror finish

I got this mainly for fun to hopefully get that mirror finish. Its my first stone over 10000 and I've seen comments that you might need 20 or 30+ but I can assure you after using this along with an 8000 that this gets you that beautiful mirror finish.