Antique Victorian bloodstone carnelian agate fob Chester assay 9 carat gold

Era: Victorian 1837-1902
Metal: 9 carat gold hallmarked 9 375, Chester shield assay, date letter O-1897
Gemstones: Bloodstone, carnelian 16mm diameter.
Weight: 6.4 grams
Drop: 38mm
 
A spinning fob with carnelian and bloodstone set in 9 carat  gold with a full Chester hallmark. The design has a foliate engraved gold section across the top of the cabochon gemstones, which are held in collet settings.
 
The stones are suspended between two gold pins and spin to show either the carnelian or the bloodstone. It is in very good antique condition with minor wear to the surfaces as shown in the photos.