Gold in a Pen
Question :

If there is gold on a pen, can I carry it in my pocket and pray with it?

Answer :

Yes, it is permissible to carry it, and carrying it during the prayer does not invalidate it.

Gold Tooth
Question :

If a man has a gold tooth, is his prayer valid?

Answer :

It is permissible to have a gold tooth if it is not conventionally considered as beautification. If it is considered as beautification, then based on an obligatory precaution one should refrain from having one and the prayers with it is invalid.

Limit of Gold
Question :

I want to ask you, how many grams of gold can a female wear on her body? Or is it unlimited?

Answer :

There is no religious limit for the weight of gold that a woman can wear.