Ingy question

[jot9011]

I recently bought an Ingy from Angus (double AR version) and I am now looking to change to a Lello DW. How do I tell if I have a 2836, or 2824. I understand the Lello DW's for these two are not the same.

[HauteHippie]

The movement number is stamped on the movement.

[jot9011]

Thanks

[1976]

The new ingy with double Ar it has the 2836 movement,i also have one and want to change the Dw.