Tested, healed, proven in production STL files and 3DM source for modification.
Size: 60mm total height or 45mm height of main part.
Gems: 30x1mm round cut per each earring or 60pcs total.
Volume is ~800-850mm^3 for pair or 400-430mm&3 for single piece.
Weight of pair (for sterling silver) is ~8.5g or ~4.-4.5g for single piece.
OBJ's are untested and were adde not for real production but just after CGTrader's pretty stupid recomendations about publishing and placement quality. Anyway, STL and 3DM were succesfully tested in production and somewhere somebody right now wears this earrings.