- Is her job high-profile with a lot of visibility? The size of her diamond might be important to her image, especially if she's in sales.
- Does she primarily work with her hands? A bigger diamond might be at risk of damage in her everyday life.
- Does she work in environments where she might put herself at risk by displaying a larger diamond?
- Does she not care for a lot of attention and fuss? A large ring might draw a crowd and unwanted fanfare.