This set of five bangle bracelets by Oscar Heyman Brothers, crafted in New York during the 1970s, features a combination of diamonds and colorful gemstones. Each bracelet is mounted in 18kt gold and platinum, with two adorned with round brilliant-cut diamonds, two showcasing orange and blue circular-cut sapphires, and one highlighted by rubies. The hinged design allows for easy wear while offering a vibrant display on the wrist. With an interior circumference of 6.75 inches, these vintage bangles provide both elegance and versatility to any jewelry collection.