Diamond And Red Stone Tank Ring

Ring in 750/1000e (18 carats) yellow gold and platinum (850/1000e), from the 1940s, Tank model, set with 5 calibrated synthetic rubies and an old cut diamond of approximately 0.40 ct (4.8mm), pitted.
Pattern dimensions: 2.10 cm long / 0.9 cm wide
finger circumference: 50
Gross weight: 9.76 g
Condition: very good overall condition, jewelry repolished.

hallmarks: owl and mascaron head

ref.505