(1) A 2.43ct diamond (set in platinum) from Diamond de Neige collection, $16,000, 55 East Oak St.; 312-705-1820

(2) Vintage moderne 18k citrine set in 14k gold, $2,200, circa 1960 and available at Douglas-Rosin Decorative Arts and Antiques, 730 N. Wells St.; 312-337-6556

(3) Vintage topaz set in 14k gold, $2,300, both circa 1960 and available at Douglas-Rosin Decorative Arts and Antiques

(4) Harry Winston platinum-set classic cluster 5.15ct diamond, $57,000, 55 East Oak St.; 312-705-1820

(5) An 18k citrine and yellow sapphire flower, $5,175, at Trabert & Hoeffer, 111 E. Oak St.; 312-787-1654.

(6) David Yurman 18k beryl and diamond, $21,000, 40 East Oak St.; 312-787-7779.

Photography: Jeff Harris; (18k citrine) black box studios, inc.