if you think you can't then you Can't. Its all up to you and don't worry about anyone else. By the way.... GS SBGE001 is an Awesome watch, I would still wear it if my wrist was only 4". Good Luck Drew
...so is the design of GS. 6" is still the smaller side even in Japan, but should be fine (mine is 6.45" and abundantly fine still with a few more removable links). But in the end, you may want to convert to leather strap and that should be even better. K...
I had this watch before and I remember it wore pretty big on my wrist and I have a 6.75" wrist. It was a very comfortable watch but If your wrist is 6" you might want to try it first before buying.