The David Oscarson Crystal Collection unites the artistry of guilloche engraved silver and colored enamels with extraordinary Full Lead English Crystal--a true rarity in the modern world.  Presented by David Oscarson in four luxurious color variations, the Crystal is limited to 100 fountain pens, and 28 roller balls per color.  Each of the Crystal Collection fountain pens features an iridium-tipped 18K gold nib and an ebonite feeder, as well as a versatile filling system capable of accepting a cartridge, converter, or an eyedropper fill.