I make my own 24k gold so I can give 99.9% gold purity of 24k gold. 

This can be made in 14k, 18k and 24k solid gold.  The photo is 14k gold.

*Metal : 24K Gold (hall-marked) 

*Metal weight: 5  grams

* 37mm(H) x 20mm(W) with bail

* Custom-made only

* Authorized Gem Certification will be included