1. When the fallen floret is found, it should be properly preserved, and the floret can be fixed with adhesive tape or other special tools to prevent further falling or damage.

2. Find a professional jewelry repair shop. The staff has the skills and knowledge to repair and replace gems, and can evaluate the damage degree, determine whether the gems can be repaired, and the specific repair plan.

3. You have your own jewelry maintenance skills and experience. You can buy gems and jewelry glue instead of your own gems.