Here is my list from the first to last (I can't remember the exact dates so I don't list those)
My first Amiga was a500:
Standard unexpanded A500 (bought in 1989)
512kb ram expansion
KS2.04
Logitech mouse.
SupraDrive 500XP + 40GB SCSI harddrive + 2MB Ram
I currently have A1200T:
Standard unexpanded A1200 whitout harddrive (bought in 1995)
540MB Seagate harddrive
Wizard mouse
Blizzard 1230 IV 50Mhz + 16MB SIMM
NEC Multisync 3D CRT
Apollo 1240 40Mhz
Apollo 10Mbit PCMCIA NIC
Canon BJC-210
New internal keyboard (old's cable damaged)
ALPS 4x 4CD Changer
Infinitiv Tower + ZII-busboard
10GB IBM DeskStar harddrive
10MBit PCMCIA NIC (old died)
Blizzard 1260 50Mhz
64MB SIMM
AmigaOS 3.5
AmigaOS 3.9
ADI 15" CRT
Mediator PCI busboard
New PSU
Voodoo 3 3000 PCI
10Mbit PCI NIC
SoundBlaster 128 PCI
New PSU (old died)
LG 52x24x52x CDRW
Hercules SmartTV PCI
New A1200 motherboard (old destroyed by the lightning)
Nokia 447Za 17" CRT
External ADSL modem