Thank you for submitting your items for appraisal. The ring is in white metal with a central red stone and it weights 7,3g. This item seems in solid sterling silver (925). Its dimensions are 30x18x14mm. The stone set on the ring is a oval shaped corundum, ruby variety with a cabochon cut with dimensions of 12×8×5mm for an approx weight of 6ct. Its color is dark purplish red.
According to the pictures the ring is modern and handmade. The manufacture is good. It could be suitable also for men's since its size is 8 US.
Feel free to contact us if you have further questions. Thanks