Here, you can find a replacement GS plastic crystal for practically every cylinder style crystal here. Simply check out the GS Watch Crystal catalog to find which fancy styled crystal you need and what the correct GS catalog number is.
This stock number is for plastic crystals that are cylinders and start with the letter "C"
Included in this category are the military curved bottom cylinders CMC, CMF, CMH, CMN, CMO, CMR, CMS, CMT, CMW, CMX, and CMY
*Sizes are approximate as measurements may vary slightly by gauge.