Szeki, 159 Rivington St between Clinton and Suffolk Sts (212-614-3138). Narnia Vintage, 161 Rivington St between Clinton and Suffolk Sts (212-979-0661). Subway: F to Delancey St. Pick up one-of-a-kind vintage and designer duds at this weekend blowout. Head to Szeki for 7115 silk tunics for $44 (were $74) and button-down dresses, cut from $178 to $53. Honey in the Rough highlights include Dagmar side-slit dresses for $106 (retail $530) and Florian acrylic-bead necklaces, lowered from $280 to $84. You’ll also find half-off threads from Narnia Vintage, such as Zac Posen silk dresses, dipped from $11,250 to $225; and Marni leather sandals for $125 (formerly $250).