Dome ring adorned with a central diamond

Dome ring adorned with a central old-cut diamond weighing approximately 1.30 ct. The setting is beautifully chased with gold work and highlighted with old-cut diamonds and 4 calibrated sapphires on each side.

Material: Platinum
Hallmark: Dog's head
Weight: 6.9g
Length: 2cm
Resizable finger size: 52.5
Number of carats: 1.30 ct central
Number of stones: 53 stones
Period: 1930