Diamond bracelet by Oscar Heyman Brothers. An articulated two row bracelet set with three motifs of a vertically set marquise shape brilliant cut diamond in an open back claw setting, all three with a combined weight of 0.75 carats, flanked by two horizontally set outward pointed drop shape brilliant cut diamonds, all six with a combined weight of 1.50 carats in open back claw settings, further flanked by eight tapered sprayed baguette cut diamonds in half rubover settings, all twenty four with a combined weight of 1.50 carats, surrounded by two curving rows to top and bottom of round brilliant cut diamonds in open back grain settings and two further to the sides in claw settings, all forty two with a combined weight of 1.40 carats. The three motifs are set between with two rows of square step cut diamonds in open back corner claw settings, sixty in total with a combined weight of 7.20 carats. The total approximate diamond weight is 12.35 carats, to an elegant articulated two row form with intricate openwork throughout, conforming and flowing smoothly to the wrist, to a secure double and cross clip fitting. Marked platinum, maker's mark for Oscar Heyman, numbered '81132', circa 1958, accompanied by certificate of authenticity from Oscar Heyman.