I'll be happy to answer to any question. Please, feel free to ask.
This is a lovely antique seal.
Heavy cut crystal
Monogram: " J J "
Dimensions:
Length: 9,5 cm
Diameter: 4,2 cm
Diameter for the monogram: 2,7 cm
Period: 1880 - 1900
Only a tiny chip:
A good collectable !
Here is a converter inches / cm to help you with the dimensions.