Early Victorian Banded Chalcedony Agate Day & Night EarringsEarly 19th century Chalcedony Agate Day & Night Earrings. The original 15k Gold back to front ear wires are intact. The stones have been cut to show the natural variation in the stone making a bold contrast. The 'day and night' function allows the drop to be removed and the simple tops worn on their own. English in Origin, Circa 1800 50 Full earring drop measures 1. 5" . Top portion on its own is 1 2"