I'm not maven enough to venture a guess but I see a Cylcart decal on the chainstay so maybe Greg R. will chime in.
I do know the seller will not respond to questions, so you are on your own there.
Curious about this one myself.
Jon Williams Grants Pass OR USA
What do the mavens say about this unusually detailed Masi?
(No relation to seller...)
Emanuel Lowi
Montreal, Quebec