Pair of Art Deco Platinum, Carved Jade and Diamond Clips, Charlton & Co. Photo Doyles New York

Centering two elongated oval carved jade plaques ap. 44.0 x 13.5 x 1.7 mm., topped by diamond-set stylized scrolls, signed C. & Co., circa 1930. Estimate $15,000-20,000

Platinum, Jade and Diamond Ring. Photo Doyles New York

One oval double cabochon jade ap. 14.5 x 11.25 x 5.9 mm., ap. 5.5 dwt. Size 7 1/2. With GIA report no. 2135464744, natural color, no indications of impregnation. Estimate $5,000-7,000

The Collection of the Late Dorothy Herts

Art Deco Carved Jade, Diamond and Black Enamel Clip. Photo Doyles New York

Centering one oval pierced, carved jade plaque approximately 34.0 x 22.7 mm., topped by a black enamel bar, accented by five looped rows of single-cut diamonds, the reverse ornate clip designed as an urn filled with flowers and leaves, circa 1920. Estimate $3,500-4,500

White Gold, Jade and Diamond Brooch. Photo Doyles New York

14 kt., one oval cabochon jade ap. 14.75 x 10.60 x 4.55 mm., 101 diamonds ap. 2.85 cts., ap. 6.5 dwt. With GIA report no. 1132464742, natural color, no indication of impregnation. Estimate $3,000-4,000

The Collection of the Late Dorothy Herts

White Gold, Jade and Diamond Ring. Photo Doyles New York

14 kt., one oval double cabochon jade ap. 16.6 x 10.45 x 5.95 mm., 54 diamonds ap. 3.65 cts., ap. 11 dwt. Size 5 1/2. With GIA report no. 1132464743, natural color, no indications of impregnation. Estimate $3,000-4,000

The Collection of the Late Dorothy Herts

Platinum, Jade and Diamond Ring. Photo Doyles New York

One oval double cabochon jade ap. 16.6 x 10.45 x 5.95 mm., ap. 5.2 dwt. Size 6. With GIA report no. 5131464741, natural color, no indications of impregnation. Estimate $2,000-3,000

The Collection of the Late Dorothy Herts

Pair of White Gold, Jade and Diamond Earclips. Photo Doyles New York

2 oval cabochon jade ap. 14.0 x 10.15 x 3.75 mm. & 14.0 x 10.25 x 3.8 mm., 54 diamonds ap. 1.25 cts., ap. 6.5 dwt. With GIA report no. 1132464725, natural color, no indications of impregnation. Estimate $2,000-3,000

The Collection of the Late Dorothy Herts

Carved Jade, Diamond and Blue Enamel Pin, Cartier. Photo Doyles New York

Gold, white gold, platinum, centering a carved circular jade disc approximately 22.0 mm., outlined by blue enamel and gold, quartered by 4 platinum-set rose-cut diamonds, white gold mounting signed Cartier, no. 3104 896, slightly obscured, circa 1920, approximately 6.3 dwt. Estimate $2,000-3,000

Doyle New York. Important Estate Jewelry - Wednesday, September 21, 2011 at 10am. www.doylenewyork.com