Okay, let’s tackle this. So Sandy has 13 years of experience in retail and product development, which is a good foundation. However, her role as a GIA Graduate Gemologist is more specialized. In the US, gemologists with this level of expertise can charge higher rates. According to the Bureau of Labor Statistics, gemologists can earn median salaries ranging from $40,000 to $70,000. Considering Sandy's experience and education, I estimate her hourly rate to be around $75, which is on the lower end of the spectrum. This is because her skills are more specialized and in-demand, but she may not have the same level of experience as other professionals in the field.