Yours is a bigger sized one. I have one like it but a good bit smaller. I believe mine is in the $150-$175 range and is unsigned. It’s 2-3/4" wingtip to wingtip and 1-3/4" tall and weighs 13g.
This has the 4-1/2" version at $150 but It’s not built like yours.
Probably not a great site 