Ring at paltinium trilogy adorned with 3 diamonds antique size

Ring in paltinium trilogy adorned with 3 diamonds old cut, on claw setting dating from the 1930s.

Material : Platinum
Marked : Mascaron
Weight : 3,1grs
Length : 1,4 cm
Width: 0,5cm
Size Adjustable: 52
Carat number: 1 ct
Number of stones: 3
Period: 1970