Miyabi Toishi Pro 1000 Grit Ceramic Water Sharpening Stone from japan

A whetstone that can produce professional finishes.
MIYABI's whetstones use synthetic (artificial) whetstones that are now said to surpass natural whetstones, making them ideal for Miyabi blades.
A whetstone is a necessary partner to keep your knife sharp when making delicious dishes. To restore and maintain sharpness, please select a whetstone that is compatible with the blade.
Grain size #1000: Medium abrasive.
spec
Size 21×7×2.5 cm

MaterialSynthetic Ceramic
Material characteristics: Applicable to all knife types and materials. (other than ceramic and wave blades)
Not dishwasher safe

1cm=0.39inch
Design may change without notice due to manufacturer's circumstances.