Rings

Q: Could Mufti Saheb kindly advise if women are allowed to wear rings of stone. 

Alhamdulillah I have learnt that women are not allowed to wear rings of different metals besides gold or silver. But, are women allowed to wear rings completely made of jade, agate, other stones or possibly, other materials such as plastic?

Q: Can I wear a ring on my index or middle finger of my left hand?

Q: My question is regarding women wearing electronic accessory (smart ring) which has features to track health metrics, such as sleep quality, heart rate monitoring, and more. Is it permissible for women to wear such rings? Are there restrictions on materials?

Q: Can men wear fitness rings which is made of material Titanium?

Q: Is there any Hadith regarding men wearing rings in different fingers of the hand? 

Is it only recommended or essential to follow it?

Q: Are men allowed to wear white gold ring. It's my nikah time coming up soon and I know we cannot wear gold. I'm sure this applies to white gold as well but just need a mufti to clarify. 

Q: Can a man wear a ring which is made of pure silver, but is plated with rhodium (another metal)?

Q: Is it permissible for women to wear sterling silver rings?

Q: I would like to know what is the amount of jewellery a man is allowed to wear on a wedding ring.