• Enjoy cocktails and treats at the Siwy Denim Fall 2008 Trunk Show, where designer Michelle Siwy will be available for personal denim consultations. Get 20 percent off retail on all Siwy Denim and an additional 10 percent off if you wear your own pair of Siwy jeans to the party. Shop, 94 Orchard St., nr. Delancey St. (212-375-0304); 69.
• In honor of its 30th anniversary, Diesel is hosting a 'Dirty Thirty' jeans event, offering their premium denim jeans in two select styles for only $50. One day only. 1 Union Sq. W., at 14th St. (646-336-8552); 119; 770 Lexington Ave., at 60th St. (212-308-0055); 108; and Online.
• Imitation of Christ is holding a sample sale on their collection of soft, sophisticated separates. One day only. 336 W. 37th St., nr. Eighth Ave., Ste. 300 (212-600-9294); 97.
• Anna Sheffield is selling her fine-jewelry collection and hip Bing Bang pieces at wholesale prices; sterling-silver or rose-gold heart hoop earrings are now $40. Through 10/11. 153 Lafayette St., at Grand St., Fourth fl. (212-925-7030); Thurs.Fri.(noon7), Sat. (noon4).
• Enjoy up to 80 percent off luxe leather, suits, cashmere, and outerwear from Dunhill. Through 10/9. Flatotel, 135 W. 52nd St., nr. Sixth Ave., Fifth fl., Ste. B (212-887-9400); 8:305:30.
• Beekman 1802 is offering a 15 percent discount on orders placed at their Online boutique, which features their famous, best-selling goat-milk soaps. Enter "Thanks" in the coupon-code box at checkout. Through 10/9.