• Iridesse pearls as well as baubles from Anthony Nak, Gabrielle Sanchez, and Christian Tse are 50 to 60 percent off ($100 to $4,500). Through 4/30. The Warwick Hotel, 65 W. 54th St., at Sixth Ave., Oxford Ste. (212-247-2700); 4/28 (11–7); 4/29 (9–7); 4/30 (9–6).
• Miss Sixty, Sixty, and Energie clothes and accessories for men, women, and kids are 60 to 75 percent off; Miss Sixty's low-rise, straight-leg jeans were $239 but are now $20. Through 5/4. 260 Fifth Ave., nr. 28th St. (212-725-5400); 4/28–5/4; Mon.–Fri. (10–7); Sat. and Sun. (10–6).
• Men’s suits and dress clothes from Hickey Freeman are up to 75 percent off. Shirts that were $150 to $225 are now down to $70. Also find sportswear from Bobby Jones for 75 percent off. Trousers are now $50 to $100 (originally $135 to $295), and sweaters are down to $67 to $230 (originally $175 to $395). Through 5/1. Soiffer Haskin, 317 W. 33rd St., nr. Ninth Ave. (718-747-1656); Mon.–Wed. (9–6:30), Thurs. (9–5).
• Bags and wallets from LeSportsac are up to 30 percent off this week. Through 5/1. 1065 Madison Ave., nr. 81st St. (212-988-6200); 10–7. 176 Spring St., at Thompson St. (212-625-2626); 11–7.
• Knitwear and dresses from Falls are on sale through today. 21 E. 12th St., nr. Fifth Ave. (917-204-1026); noon–8.
• The current season of Rena Lange’s apparel, accessories, shoes, and bags are now up to 80 percent off. Previous seasons will also be on sale, including suits, knits, and outerwear. Through 5/1. 7A W. 56th St., nr. Fifth Ave., ground fl. (212-262-8065); 9–5.
• All the new spring clothes from Old Navy are up to 50 percent off online and in stores. Try the racerback ruffle tank for only $6 (originally $15) or a pair of printed satin flats for $10 (originally $20). Through 5/1.
• American Apparel celebrates Earth Week by giving 10 percent off any purchase of organic products like tees and intimates online only. Just type in ORGANIC08 at checkout. Through 5/1.
• The fall and winter shoes at Piperlime.com just got marked down, and now they’re offering a discount on already-reduced prices. Just type in TOPSECRET at checkout to get 15 percent off sale items.