The enterprise value of the deal was 300 million pounds.
The jewelry brand, known for its essential, minimal pieces, has also unveiled its second boutique in Milan.
The private equity player has taken a majority stake in Iconic, which is known for its illuminating and contouring formulas and vegan brushes.
Quinn has added his signature twist to Liberty prints on accessories staples.
The brand will present perfumes as a triptych to encourage fragrance layering.
The retailer has invited five creatives to design immersive installations as part of the “Dark Side of Liberty” show.
For the first time, the windows of the Great Marlborough Street store won’t be decorated with the retailer’s product, but will instead be adorned with the company’s visual interpretation of the classical Royal Ballet production of “The Nutcracker.”
The serial entrepreneur behind the Bliss Spa group, Soap & Glory and FitFlop will launch a bath and body product range exclusively with Liberty next month.