A classic letterpress invitation suite with moody florals and a big punch of emerald green, the invitation is wrapped in a floral velum enclosure and sealed with a subtle gold string and wax seal.

Conjuring up gems, dollar bills, the ’80s, and the sparkling Emerald City in “The Wizard of Oz,” green is the color of “rejuvenation,” Eiseman says, “something that talks of new life ...