Taken from an early 20th century sweetheart brooch, these swallows are said to always return (to you). Such a lovely sentiment, and a beautiful, elegant shape. 
These have been set with tiny split pearls, in rich yellow gold. 
2 available. 
Tested as 15ct gold, with recycled 9ct gold jump ring
Weight approx 1.40g
Total drop approx 24mm
Beak to tail approx 17mm
Excellent antique condition