The line will be available for spring 2018.
Shares fell as investors reacted to the drop in fourth-quarter guidance.
It sold for a record-breaking $4.8 million to the Ripley’s Believe It or Not museum chain.
The dresses will be available at the chain’s Washington, D.C.-area stores and online beginning Nov. 14.
The first SJP LBD will be sold in 32 Bloomingdale’s stores and through the retailer’s web site.
Merrill Moskal and Simona Popvassilev have launched Nameoflove.com, which offers 14 bridesmaid dresses and a curated showroom experience.
Two dress styles sold out on day one and a tote bag was the most popular item on the actress-turned-entrepreneur's week-old Draper James e-commerce site.