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Naniwa S1-490 Super Stone Water Stone, 10000 Grit

by Naniwa
We currently have 9 in stock.

A synthetic water stone, the Naniwa 10000 grit is one of the highest rated finishing stones on the market. Consistent results, and mirror-polished smooth shaves. Stones should be lapped before first use!

With a 10,000 grit Naniwa superstone, you can maintain all of your straight razors with ease - just do 10 strokes or so a month with only water and very little pressure, and your razor will stay sharp for as long as you're around!


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  • Returns
  • Maggard Razors will make every effort to ship out orders on the same day placed before 12pm EST Monday-Friday. On Saturday, most parcels should ship if placed before 10am EST - otherwise it will ship the following Monday.  Orders will be shipped in the order in which they are received. If it is an unusually busy day your order may be delayed no more than 1 business day. 

  • Unused items (except samples) may be returned within 10 days for a full refund or store credit. For orders that qualified for free or reduced shipping, if a return causes the resulting total order size to be under the free shipping threshold (currently $59.00), the actual cost of shipping we paid will be reduced from your refund. Used products may not be returned, and all sales are final on Samples.