Light Classic Roman is very similar, but your sample has a bit more contrast (and finer serifs):
https://www.myfonts.com/fonts/mti/light-classic-roman/

Take a look at the table card (Table 15) on his page about Venamour:
http://stylecaster.com/cool-wedding-invitations/#slide-5

Definitely Light Classic Roman...at least for that design.

Thank you, Yeah that's spot on! I think they may have added a slight stroke to it