The Sanctus Michael Archangelus limited edition of fountain pens and rollerball pens is trimmed with either sterling silver or gold. The silver version comprises an edition of 324 pens each; the number represents the earliest reference to Saint Michael in the Old Testament. The solid gold version comprises 50 pens each to represent the 50 angels in Christian and Islamic tradition. The pen has a hand-painted resin body; the fountain pen nib is 18-karat gold. The sterling silver fountain pen is priced at $10,500 and the gold, $37,900. The silver rollerball is priced at $10,050 and the gold, $43,700. Tibaldi was founded in 1916, with headquarters in Florence, Italy.