Glass Water Decanters with Crystals Vials. VitaJuwel Gem Water Decanters and Dispenser. Experience the refreshing taste of gem water that has the same structure as that of a spring water! Turn ordinary tap water into something exquisite by placing this gemstone vial into your drinking water for 7 to 10 minutes with our VitaJuwel Water Dispenser or Decanter. The Gemstone Vial appears to be floating inside the glass decanter, while being firmly fixed to the decanter`s lid.