Estate Raymond C. Yard "Ribbons" Diamond Brooch

"Ribbons" diamond brooch, composed of circular-cut and baguette-cut diamonds, the circular-cut diamonds weighing approximately 2.25 total carats and baguette-cut diamonds weighing approximately 0.55 total carats, suspending six triangular-cut diamonds, weighing approximately 4.07 total carats (total diamond weight for the entire brooch is approximately 6.87 carats), mounted in platinum, signed Yard. 2.6" approximate length