no word on the diamond club, but here is 2010's prices for season seat holder, not counting your all star game tickets. some prices went down - i bolded those sections for you, they are all the cheap seats.
dugout mvp: $85 (was $80)
field hall of fame: $70 (was $67)
field mvp: $62 (was $59)
terrace mvp: $48 (was $45)
lower field all star: $47 (was $43)
field all star: $43 (was $35)
field preferred: $37 (was $36)
lower field box: $36 (was $35)
terrace all star: $33 (was $29)
field box: $28 (was $27)
terrace preferred: $26 (was $24)
terrace box: $21 (was $24)
lower view mvp: $23.50 (was $23.00)
lower view all star: $11 (was $11.50)
view mvp: $10 same price
lower view box: $8.50 same price
view all star: $7 same price
right field mvp: $13 (was $15)
right field pavilion: $9 (was $10.50)
left field pavillion is not open to season seats
my caps lock is broke man.