Ulysse Nardin

in terms of the depth and the number of layers of engraving which give me the sense of 3D effect. ...  

there must be different versions of Ulysee Nardin Maxi Skeleton... and I found a version with slightly varied dial (& movement) design here ... Credit WatchTime Magazine Your version is really interesting and rare.. Wondering did you get it new and from U...  

Bought this new from UN back in 2008. There have been a number of iterations of Maxi Skeleton throughout its production period. The engraving skills I would say are very close to your picture shown above. It is quite difficult to take good quality photos ...  

love the huge escape balance with poising screws.. Is it ticking at 3Hz or 2.5Hz? Thanks again for showing us.

but I would say, just by listening to the ticking, it's likely beating at 2.5 Hz which's in sync with my other timepieces with known vph.

Seeing that watch. Thanks

WPS here had a post dated back on Dec8, 2007 by Mr. Anthony Tsai in which a WG version of mine was displayed during an evening event. Please check it out.

NT

... resulting in the ubiquitous jigsaw design we are treated with nowadays. Here, a master had to analyse the movement thoroughly before deciding how much he could remove from the substance without risking the stability of the parts. Then the finely chise... 

The flow and the depths of skeletonizing are unique in its own right.