Wow, Gavin is right...Superb piece Rick! Great condition! Definitely a fine example of the wonderful silver & ivory Burmese craftsmanship. (Burmese hands down no question)
Here are some similar examples, but none quite the level of silverwork...fantastic.
http://www.vikingsword.com/vb/showthread.php?t=6348
http://dharesearch.bowditch.us/0057.htm
http://dharesearch.bowditch.us/C0036.htm
Thanks for sharing Rick!