https://www.potterybarn.com/products/faris-chalky-ceramic-table-lamp/?cm_src=WsiSubCategory1&recstrat=Shop-Page-2%7CB-CAT-GRP-TOPN-REV 
DIMENSIONS
Small 16" Table Lamp
Overall (with shade): 12.75" diameter, 16" high
Harp: 6.5"

Accommodates one 60W Type A standard bulb or LED equivalent
Weight: 14.5 pounds
Large 21" Table Lamp
Overall (with shade): 17" diameter, 21" high
Overall (without shade): 13" diameter, 21" high
Large Shade: 17" diameter, 11" high
Harp: 6.5"