cartier santos

long time lurker here! Finally decided to break over and get an account. I have a quick question today. I am interested in purchasing a Cartier Santos 100 XL from a work colleague who purchased the watch on ebay some time ago and has never worn it as it has been sitting in his collection box...

Can anyone help me choose the watch for my husband's birthday please? he has always wanted a Cartier Santos 100 and he has looked at the steel/gold version in the past. I have found a couple of pre-owned versions at a price I can manage. One is auto and one is quartz. I am pretty sure he...