Title: Gilson Doublet Opal 18 Carats
Description: A mesmerising Gilson doublet opal oval cabochon with amazing colour displaying optical properties. 
Dimensions: 26.7 x 16.3 x 5.2 mm, weight: 17.7 carats. 
This specimen is one of the best I have seen in this category, Hence it is very collectable. 
Also, it can be used for jewellery making.  
Free delivery is included!
Condition: Used
Delivery option: Delivery
Location: N21
Category: Collectables