Received my GM-2100B-3AER in Green today. I have a the mid sized ("ladies") white in resin which I love, but the build quality and overall finish on these metal watches is awesome! :
G-Shock GM-2100 Men's Watch GM-2100B-3AER - Gifts for him
Casio GM-2100 Men's G-Shock Carbon Core Resin Strap Watch, Green GM-2100B- 3AER at John Lewis & Partners
WATCH OUT! CASIO G-SHOCK GM-2100B-3A VS G-SHOCK GA-2100-1A1 - YouTube
Casio G-Shock Men's Classic Metal Watch GM-2100-1AER | idusem.idu.edu.tr
My new GM-2100B-3AER] : r/PrideAndPinion
Casio G-Shock GM-2100B-3AER Green Dial Green Resin Strap Men's Watch – mzwatcheslk