Antique Art Nouveau 800 Silver Signed Leaf Figural Bracelet Necklaces The necklace is hallmarked Sterling

The necklace is hallmarked Sterling and there is a makers mark that I cannot identify

10 carat diamond with H color and Vs2 clarity

They are both hallmarked "Livingston Sterling"

David Yurman Sterling Silver Box Chain Necklace 32"  w/ 14K Gold Tag

Antique Art Nouveau 800 Silver Signed Leaf Figural Bracelet Necklaces The necklace is hallmarked SterlingAntique Art Nouveau 800 Silver Signed Leaf Figural Bracelet. The piece is in excellent estate condition and ready to wear. Each link depicts two tip to tip filigree leaves. The piece is hallmarked 800 and a makers mark but I cannot find who they are. I believe the piece is either German or Italian. The piece measures about 7. 5" long by . 40" wide and the piece weighs a total of 7. 3 grams