18K (750°/°°) yellow gold waistcoat chain with fancy openwork poly-lobed links alternating with flat round meshes, 18K (750°/°°) yellow gold "mousqueton" and "bouée" clasp (loose spring: to be revised) Hallmarked "Tête de Cheval", circa 1900 Length: approx. 39.5 cm - Gross weight: 18.7 g