sea snail wedding invitations would be perfect for your nautical wedding, if you're feeling adventurous!
Take a look at the original! The paper was yellow from age on this 19th century illustration:
Using a little computer magic and artistic license I made the beach wedding invitations that you see below. I think they came out really nicely! You can purchase a sample in my online shop or on etsy.
If you enjoy exotic nautical wedding invitations you might also enjoy my Cuttlefish wedding invitations or my Jellyfish wedding invitations.