Exceptional Gübelin riviera bracelet, Zürich, circa 1980–1990, crafted in solid 18K white gold with a high-polish finish and set with 54 perfectly calibrated gemstones. Mounted in flat four-prong settings with 15 round brilliant diamonds totaling approx. 1.50 ctw (E/F color, VS1 clarity) and 39 round brilliant vivid royal-blue sapphires totaling approx. 5.85 ctw, selected for matched transparency, saturation, and size. Fitted with a concealed push box clasp and a hinged figure?8 safety for secure wear. Weight 13.60g; length 7.25" (18.4cm). Stamped with Gübelin monogram, serial numbers, and signed “GUBELIN .750 41A.0058.8”. 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.