weight is approx ;
3.1 grams in 9k gold
3.3 grams in 10k gold
4.4 grams in 18k gold
5.1 grams in 22k gold
2.9 grams in silver
a simple bail without any gems is also attached in files as stl
the cavities have been made on both sides to place the 1.5mm gems in the eyes
[for any small adjustments feel free to ask me ,will be done in no time without any charges ],