Inventories are being kept tight in hope of increasing full-price selling and reducing markdowns.
The music star had launched the collection last February during New York Fashion Week.
Marion Cotillard, Mélanie Laurent and Marie-Josée Croze took in the show’s Surrealist set.
Jessica Chastain, Renzo Rosso and Ulyana Sergeenko were among the attendees.
Tilda Swinton, Jane Birkin and Clémence Poésy attended Acne’s first women’s ready-to-wear show in Paris.
The funds will be used for international expansion and beefing up the site’s multi-channel platform.
During his fashion show, Watanabe sent out models with three soft shoulder bags that he designed and were produced by the Spanish firm.
Amanda Seyfried, Jessica Chastain, Nicole Richie and Kim Kardashian took in the show.