The wedding band company is also accusing its former customer of removing watermarks from Lashbrook images for its own use.
The company has filed complaints against Royal Chain and Samuel B.
Zoé del Mar, a jewelry brand based in San Juan, Puerto Rico, is accused of copying several of David Yurman’s most recognizable styles.
Military servicemembers and others who could be eligible to get money back from the now-defunct chain have until April 15 to apply.
The alleged scheme involving fake “Love” bracelets, necklaces and rings was designed to circumvent Amazon’s counterfeit detection tools.
Like the previous suit, it accuses the jeweler of conspiring to sell Rolex watches on the gray market and firing whistleblowers.