Vintage Sterling Silver Blue Guilloche Enamel Floral Desktop Pen Holder Paperwe

Pictured is a Vintage Sterling Silver Guilloche Enamel Floral Desktop Pen Holder Paperweight The piece is 3 1/2" x 2 1/2" x 3/4" (not including the pen holder) weighs 202 grams. The piece is signed sterling and numbered 8853. Hallmarks hard to identify I have acid scratch tested the base and the pen holder. The pen holder DOES NOT test to be sterling but the base does test to be sterling silver