Check the listing for details. JAPAN Mino Sharp Plus 3 Ceramic Stone Water Sharpener No.550. Condition: Used. Listed at 55.00 USD. This Mino Sharp Plus 3 Ceramic Stone Water Sharpener No.550 is a high-quality knife and scissor sharpener made in Japan. The ceramic material ensures durability and precision sharpening. It is perfect for those who want to keep their kitchen tools in top condition. The brand, Mino Sharp, is known for its premium quality products. This sharpener has a unique water system that helps to sharpen the knives with ease. The sharpener is designed to provide excellent results regardless of the condition of the knives or scissors. The product model number is 550, and it has been manufactured with the highest quality standards. This product is perfect for those who value quality and precision in their kitchen. Get the perfect edge for your knives and scissors with the Mino Sharp Plus 3 Ceramic Stone Water Sharpener No.550. I am listing used as I am not sure if new, estate sale find and it looks like maybe the white stone may have been used.