• Celebrate the launch of Diptyque's latest fragrance, Eu Duelle, at the brand's newest boutique and take home fragrance samples. Complimentary Champagne, tea, and macarons will be served. Through 9/24. 971 Madison Ave., nr. 76th St.; W–F (10–6).
• Scarves, handbags, and small leather goods are up to 70 percent off at the Hermès sale. Through 9/26. Soiffer Haskin, 317 W. 33rd St., nr. Eighth Ave.; W (9–6), Th (9–8), F–S (9–6), Su (1–5).
• All full-price tops and bottoms are buy one, get one for half-off at Esprit. Through 10/3. Various hours and locations.
• Clothing, shoes, and accessories by Erickson Beamon, Bloch, Charlotte Ronson, Orla Kiely, and more are up to 80 percent off at the Showroom Seven sample sale. The Orla Kiely cotton and rayon spring trench coat with belt is $126 (originally $634), the Odd Molly silk chalk tunic with eyelet details is $135 (originally $260), and Kova&T straight-leg jeans are $20 (originally $150). 263 Eleventh Ave., nr. 27th St., third fl. (212-643-4810); daily (10–7).
• Enjoy discounts of up to 50 percent at various Lower East Side stores during New York's first ShopWalk, a two-day shopping event created in partnership with the (capsule) trade show. At night, receive free mini-spa treatments and wine at Lounge, courtesy of Valley. See all participating retailers, discounts, and events here. Shopping: T–W (noon–8). Spa treatments: T–W (6–9).