In the Name of Allah, Most Gracious, Most Merciful.
All praise and thanks are due to Allah, and peace and blessings be upon His Messenger.
In this fatwa:
1- To reach a conclusion and decide if one should wear a certain gold accessory or not, we need to assess what the majority of the substance is.
2- If the majority of material permissible, then the accessory is permissible. If the majority of material is impermissible, the accessory is impermissible.
Sheikh Navaid Aziz, Director of Religious and Social Services for the Islamic Information Society of Calgary, answers your question in this short video:
Almighty Allah knows best.
Source: Faith IQ