A vintage piece created in New York city by the American jewelry designers and makers, the Hammerman Brothers. Made, with geometric modernism patterns during the mid-century period, circa 196o. It was carefully crafted in solid yellow Gold of 18karats and finished, with textured surfaces. The top is embellished, with 10 four-prongs settings in white Gold that are holding round brilliant cuts Diamonds, 0.92 carats, F color, VS-2 clarity. Have a weight of 27.95 Grams and the actual size is 9 , The top view measures are 39 mm by 43 mm (1.53 x 1.69 Inches) and raise 12 mm over the finger. Stamped, with the maker's mark, the designer's logo and the assay hallmarks, "HB 18kT". Very good conditions. Upon Request, Auction House may provide ring resizing or/and appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.