Beautiful vintage ring, crafted in Southern Russia circa 1976 (Soviet era). Made in 13.8kt white gold and set with 11 round brilliant-cut diamonds totaling approximately 0.55 carats (H color, VS clarity). Ring size 6. Total weight: 8.2 grams. Band width: 0.46 in. Stamped “583” with the hammer-and-sickle hallmark and “6UVB.” Hallmark details: The “6” denotes the year code for 1976; “?” (Yu) indicates the Southern (Yuzhny) assay district; and “VB” identifies the factory/workshop, commonly associated with the Krasnoselsky “Yuvelirprom” factory or a major branch of the Rostov jewelry plants. Very good conditions. All our diamonds and colored gemstones are naturally earth-mined. Any synthetic (lab-grown) stones will be clearly indicated in the description. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.