Visconti Watermark Blue Moon - Fountain PenThe Visconti Watermark pen features one of Viscontis greatest skills: the cut out filigree. Visconti launched this technique first in 1993 with the Visconti Uffizi and this technique was improved over the years with the Skeleton and Ripple pens. In the Limited Edition Watermark Blue Moon the Visconti logo looks like a paper filigree; the logo is repeated along the body and cap and cut out from a solid tube of sterling silver, which is then plated with