As my GTD Hack system has evolved, I often find myself branching out beyond my trusty Moleskine's and trying other notebooks. I'm usually disappointed and end up going back to the Moleskine. I've found two worthy alternatives before and now I'm adding a third to that list.
Semikolon is a notebook I discovered while I was in Paris. (They gets points just because I get to utter that last sentence.) They have a lot of varieties of notebooks and even more choices of office supply products. My favorite notebook of theirs has to be the cloth bound travel journals. The cloth is a nice touch (even if it does get dirty) but the watermarked paper is amazing. While I feel a little guilty just writing in them, the paper would obviously be excellent for artists of all types.
It comes with all the usual, back pocket, two ribon bookmarks and A PENCIL! Not that I really use it, but it's kind of cool.
They're a little hard to find online. The products aren't sold directly by Amazon but by several different suppliers. I found some on Amazon.com but not on Amazon.co.uk.
Here's the one I'm using Semikolon Linen Travel Diary, Bookmark and Pencil, Black