1 CHANEL pearly glasstone, metal, and resin necklace ($1,525) at Chanel, 935 North Michigan Avenue. 2 DAVID YURMAN car-nelian bead necklace with citrine and yellow-gold clasp ($2,600) at David Yurman, 41 East Oak Street.3 VAN CLEEF & ARPELS pétillante pendant in white gold with round- and pear-shaped diamonds on black silk cord ($79,000) at Van Cleef & Arpels, 636 North Michigan Avenue. 4 Graff round pavé-diamond swirl hoop earrings set in white gold (price on request) at Graff, 103 East Oak Street. 5 VANESSA HIRSCHOWITZ circumflex pendant, hand forged in yellow gold, on black leather cord with sterling-silver closure ($400) at Elements, 741 North Wells Street. 6 HARRY WINSTON round brilliant diamond ring with tapered baguettes set in platinum (price on request) at Harry Winston, 55 East Oak Street. 7 Jean Schlumberger for Tiffany & Company ring with oval yellow beryl and diamonds set in platinum ($20,500) at Tiffany & Company, 730 North Michigan Avenue.

photograph by Alex Cao