Hello everyone I am new to this site but not new to detecting I stared back in 1978. but have been inactive for the last 10 years . now I am ready to get back in action. can anybody tell me what water detector is best now a days VLF only.. between fisher CZ-21 and whites beach hunter id 300 I am interested in depth mostly but needs to be stable so you can tell noise from good stuff ..also back in my time I don't remember finding many small gold rings lots of high school rings and wedding bands.... .how are these on small gold rings also never found a gold chain on its own. thanks so much for any help. Jerry