Good luck in your quest
may i suggest two lovely brands:
http://www.meiratdesigns.com (i have a lovely pendant from them that gets complements a lot)
http://www.damiani.com (i love the D.Icon and the Damianissima.925 collections as well as many other ones)

http://www.meiratdesigns.com (i have a lovely pendant from them that gets complements a lot)
http://www.damiani.com (i love the D.Icon and the Damianissima.925 collections as well as many other ones)