We all love a Harlequin!
Well here I have a wonderful Georgian pendant with multigem handle...
sapphire
citrine
ruby
garnet
green - emerald or garnet
citrine
ruby
emerald
topaz
topaz
green - emerald or garnet
ruby
sapphire
 
.... is what I can make out.
 
The base of the basket is set with natural pearls and there is a gold edged panel to the centre with a landscape agate
 
Formerly a brooch I have added a diamond set jump ring and removed the pin
 
weighs - 4.1g
measures - 26mm x 21mm
ring is 12mm diameter
high carat gold
english circa 1810-20
condition - excellent