the 22 probably has the most variants of all of the classic models, some basic info on the 22 family can be found here,
http://www.lgdonziclassic.net/pages/22feet.asp the 7 meter is not part of the variants.
variants of the 22 classic style hull including different hulls and /or graphics and features
criterion
criterion II
criterion ss
f 22
22 2+3 with out the windshield
22 with the windshield
22 with the padded dash combing
22 with the raised dash module
22 testarosa
22 25 anniv
22 30 anniv
22 limited edition
22 40th anniv
22 blackhawk le
22 blackhawk non le
22 se
22 aronow
22 gt
22 shelby
22 009
I would say the SE would be the rarest .
also remember that the dealers ordered unique options as well as down and dirty cheap options.
there was one late model 22 with teak floor and accents in lk george very nice. Bob at nelems always ordered unique color boats optioned to the hilt.
The red 40th comes to mind as a economy price driven order from the dealer single ram tabs base model 496 motor not sure what dealer ordered that one