"All of our jewelry is guaranteed authentic by our Graduate Gemologist of the Gemological Institute of America (GIA). Georg Jensen Sterling Cuff Links #148 (#J3972) Georg Jensen sterling cuff links #148. They were made post 1945, they each measure 1\" long, and each weighs 4.8 dwt. Excellent! Inventory#GY4195. SKU#J3972. 100% Satisfaction Guaranteed!" Sterling Silver Flatware, Silver Tea, Silver Flatware, Stainless Steel Flatware, Big Bend, Gold Wash, Chatelaine, Georg Jensen, Cuff Links