gun metal vertex

I think I may be more excited about the fact that I FINALLY figured out how to photograph these suckers than I am about the pen itself (especially with some blemishes in the finish). Granted the Walnut Burl is definitely pretty and one of the most figured woods I've turned so far. Nonetheless...

I make pens everyday. I enjoy it so much it is my full time job now as well as my hobby. Every so often I make one which I fall in love with. I gave this one to Graham who owns one of the shops who stocks my work. This is my third completed Vertex rollerball pen. I made the other two out...

I'm wondering if anyone knows how long Red Heart can be expected to maintain its color before turning brown on the customer? Thanks for any input. All comments/critiques are welcome.