Golden tourmaline oak leaf ring

Oak leaf ring in 24k fine gold-plated brass with a fine tourmaline stone. 
Handmade from stamps made in France in an artisanal manner. 
Guaranteed nickel-free, lead-free and without risk of allergies. 
100% French and eco-responsible manufacturing. 
The stamp is made on old tools, some of which date from 1840. 
The ring is varnished: the gilding does not come off. Adjustable size