ROBERTO CAVALLI, VALENTINO

20 E. 76th St., between Madison and Fifth avenues; (917) 330-9318

Sale: Sat. 10 a.m.-7 p.m.

The designers are marking down prices up to 50 percent. Evening gowns are just $650 (reg. $5,000); suits, $650 (reg. $3,500); skirts, $425 (reg. $1,200).

BILLION DOLLAR BABES

The Altman Building, 135 W. 18th St., between Sixth and Seventh avenues; BillionDollarBabes.com

Sale: Sat. 8 a.m.-6 p.m.

The annual shopping event will feature designer clothes, shoes, and accessories at up to 80 percent off, as well as free hair and makeup tips and an open bar. Anya Hindmarch handbags, now $200 (reg. $795); skinny denim jeans from Australia’s designer duo, Sass & Bide, now $79 (reg. $280). Registration required via Web site.

RUBIN CHAPELLE

410 W. 14th St., between Ninth and 10th avenues; (212) 647-8636

Sale: Sat. Noon-6 p.m.

The designer is taking up to 70 percent off printed silk dresses, now $320 (reg. $950); knit blouses, $120 (reg. $488); crisp trousers, $110 (reg. $400).

THE PIER ANTIQUES SHOW

Pier 94, 12th Avenue at 55th Street; StellaShows.com

Sale: Sat., 9 a.m.-6 p.m.; Sun., 10 a.m.-5 p.m.

More than 500 dealers will be exhibiting and selling art, antiques, collectibles and vintage clothes. Highlights include gowns and dresses from the 1920s and 1950s with beading and rhinestones for $150 to $850, and sweaters from the 1950s to the 1980s, for $35 to $50.

ARMANI EXCHANGE

125 Enterprise Ave. South, Secaucus, N.J.; no phone

Sale: Sat. 9:30 a.m.-3 p.m.

Deep discounts at this one-day event. Tees, skirts and shorts are just $5; shirts, blouses and sweaters, $15; heavy coats, $30; belts and hats are $5. Cash only.

APARTMENT 48

48 W. 17th St., between Fifth and Sixth avenues; Sale: Sat. 11 a.m.-7 p.m.

All pieces from dbO Home, a new collection of handmade stoneware and porcelain home accessories, will be 30 percent off. Set of two hand-built porcelain skinny cylinder vases in glossy white glaze, now $48 (reg. $65).

JENNIFER T. KNITS

20 E. 76th St., between Madison and Fifth avenues; (888) 558-5648

Sale: Sat. 9:30 a.m.-7 p.m.

Up to 70 percent off cashmere sweaters, throws and more. Cashmere shells and tanks, $19.95 (reg. $195); cardigans, $55 (reg. $295); silk camis, $15 (reg. $110).

TRILUXE SHOWROOM

270 Lafayette St., Suite 1504, between Prince and Houston streets; (212) 625-3850

Sale: Sat., 11 a.m.-7 p.m.; Sun., noon-6 p.m.

A mix of labels will be 50 to 80 percent off. J. Lindeberg blazers are $95 to $195 (reg. $350 to $600); Allegri shirts designed by Viktor and Rolf, $95 to $125 (reg. 225 to $350).

LAFAYETTE 148

148 Lafayette St., between Canal and Grand streets; (877) 523-1488

Sale: Sat. 10 a.m.-6 p.m.

Knitwear, separates, suits and shearling pieces from fall collection, normally sold at Saks Fifth Avenue and Neiman Marcus, will be up to 80 percent off.

EMG VINTAGE

Tribeca Grand Hotel, 2 Sixth Ave., between White and Walker streets; HouseofGood.com

Sale: Sat. 2 to 6 p.m.

Vintage designer pieces will be deeply reduced. Gucci fitted leather and mink belted winter coat, just $260; Christian Dior wool swing coat, $55; Miu Miu brocade flats, $40; long navy Chloe sweater coat with pockets, $70.