Well, I’m probably biased but I prefer the former version. From my recent memories, the new one doesn’t offer the same richness of blue hues than the former one, especially when it comes to the main and sub dials differences.
Here a link to my post where I’ve tried to capture all the different blue hues of the “old” Lange 1:
http://www.watchprosite.com/page-wf.forumpost/fi-10/pi-9023086/ti-1154091/s-0/t--natural-or-artificial-im-convinced-that-this-lange-1-has-been-made-to-make-love-with-the-light-several-pics-to-convince-you-im-right-/
Best wishes
Alkiro