Factory Team Diamondback Viper

How we feeling about this, interested, but wanted some options on price

40 year old time capsule!
1984 ABA No. 1
Factory Team Diamondback Viper in great shape.
Awesome period correct parts!
Takagi 3 piece cranks
MKS foot jaws pedals
Sugino stem
A'ME grips
Troxel Seat
Dia-compe brakes
Anodized red fluted seat post
seat post clamp and V handle bars.

Just got the bike back from refresh. Tires are new, brake cables/housing, Chain. Everything was disassembled, cleaned, greased.

Decals are original from 1984.
Serial number proves bike was built in May 1984, so this bike is legit 40 years old.

Asking $800 but open to any reasonable offers!