David Oscarson Tree of Life Rollerball Pen – Azure Blue with Orange and Green. The Tree of Life in its various forms in various cultures symbolizes immortality and eternal life. From ancient Chinese and Egyptian culture to Germanic paganism and Mesoamerica, it has been sought after throughout the ages. The Tree of Life is the eleventh collection in the David Oscarson series of Limited Edition writing instruments, comes with David Oscarsons signature design and high quality material. The writing instruments are represented in the expertise of Guilloche engraving and the artistic mastery of hard enamel. The collection incorporates four levels of guilloche and three colors of translucent and opaque hard enamel on each collection. This collection is produced in five different colors, each color limited to only 88 pieces (including fountain and rollerball). A gorgeous blue rolleraball pen for all pen enthusiasts.