Antique Art Nouveau Sterling Silver Enamel Swallow Necklace

Period
Antique Art Nouveau
Description
Fabulous antique Art Nouveau sterling silver and enamel, blue swallow and ginkgo leaf necklace.
Metal
Sterling silver
Gems/Stones
None
Markings
The pendant panels are each stamped STG SIL
The chain has continental markings and also 925
Size
The pendant length is 5" and width 1 1/8" 
The necklace is 17.5" in length
Condition
There is very minor enamel loss, not really noticeable but mentioned for accuracy.