A gorgeously smooth oval opal cabochon in multi claw signet style ring. 
The rounded shoulders and tiny multiple claws make this an interesting ring, while still keeping things simple - the perfect balance! 
This ring dates to around 1910.
Test as 9ct gold, rosy in colour. 
Weight approx 5.39g 
Width at widest point 13mm 
Width at back 3.7mm
Finger size Q (approx US size 8) 
Very good antique condition - some patina