The hands of watches can be inlaid with their favorite small gems, which is very cool;
The metal frame outside the mirror of the watch can also be inlaid with similar small gems, which can also look good;
It may also be that the buttons of the strap are inlaid with gems;
If you don't want to exaggerate, you can set gems at the origin of the pointer, not elsewhere;
The most local way is that this hand is made of precious stones;