Very attractive antique gold and platinum chain, with mini elongated trombone style platinum links, alternating with three gold circular links.
Each end has a yellow gold dog clip stamped 18ct
 
platinum links - 9.3mm x 3.1mm
gold links - 3mm x 3.5mm each approx
dog clips - 21.5mm long
 
weighs - 15.31g
length - 17"
Circa 1890 - 1900
18 carat gold and platinum
Condition - excellent