Vintage 1950s Van Cleef & Arpels Invisibly Set Ruby Cufflinks.

Vintage 1950s Van Cleef & Arpels Invisibly Set Ruby Cufflinks. Elegant cufflinks crafted in 18K yellow gold, set with rubies in Van Cleef & Arpels’ patented Mystery Set™ technique, introduced in 1933 and celebrated for its seamless surface of color achieved by concealing the gold framework beneath precisely grooved stones. Weighing approximately 3.80 dwt (6.00 grams), each cufflink is signed VCA N.Y. 24679, representing both the technical mastery and enduring innovation of the maison during the mid‑20th century.