The designation 1 ½” Buckle refers to the width of the Belt this Buckle can accommodate. The widest of the common Belt sizes 1 ½” Belts still fit comfortably through most pant loops. It’s the Belt width that best supports Trophy style Buckles and it is much associated with Garrison style Buckles, While you might notice this wide Belt in a lot of western movies, it also found a following as an accessory for dresses. Indiscriminately of gender it’s a common Belt size for Jeans.