As far as I know, the difference between a gold hairpin and a silver hairpin lies in
The main difference between gold hairpin and silver hairpin lies in the material and use. Gold hairpin means that the main part of hair accessories is made of gold, while silver hairpin is made of silver.
Golden hairpin usually symbolizes nobility and luxury. Silver hairpin is more common, representing elegance and freshness.
Chai Jin often uses exquisite carving and mosaic techniques to show gorgeous and complex patterns; Silver hairpin is relatively simple, paying attention to smooth lines and beautiful shape.