Antique Vintage 9k 9ct Rose Gold Light Blue Stone Earrings screw back .375

Description

Very nice quality screw back light blue gemstone earrings.  I'm unsure of the gemstone.  Hallmarked 9c as in the photos.  These are nice vintage earrings.  Questions always welcomed.
Sizes and weights are in the photos and are approximants. 3gm
I ship within a day of purchase.
Currently these is a lot listed for the upcoming holiday season.