Gunmetal Crescent Moon and Stars Tree of by PhoenixFireDesigns, $65.00
His and Hers Custom Marriage Tree Pendants 1.25" diameter & 1" long Sterling Silver and Copper by Beth Millner.
Hey, I found this really awesome Etsy listing at https://www.etsy.com/listing/233375009/faerie-dell-house-wire-tree-of-life
Jewelry Tutorial: Tree of Life Pendant. Excellent directions and pix.
Tree of Life Pendant Collage by Pinkfirefly135.deviantart.com on @DeviantArt
I'm sure this is metal clay but could possibly translate to metal wire and overlay
Spring Rainbow wire tree pendant wire rainbow by LouiseGoodchild
tree_of_life_pendant_collage_2_by_pinkfirefly135-d647f6j.jpg 3,025×3,700 pixels
Tree of life with moonstone with quick tutorial