Class ring up front 11 gr. 10k next to it 6.7 gr. 18 k back row some 2 point somethings 14 and 18k and assorted silver and glasses. Mostly with the CTX and some with the Equinox 800the conditions required both accuracy and coverage–Im normally a pulse hunter.  Did a ton of testing on the Equinox — some 2 Tone settings–and found that “20” is a nice tone selection for gold–try it!