David Webb, A Diamond and Yellow Gold Brooch. photo courtesy Phillips de Pury & Company

Designed as a pavé-set diamond flowerhead, accented by polished gold wirework, centering upon a pavé-set diamond sphere, mounted in 18K yellow gold and platinum, length 2 inches.   Signed 'Webb' for David Webb - ESTIMATE $10,000-12,000

David Webb, A Multi-Gem and Diamond Bracelet. photo courtesy Phillips de Pury & Company

Designed as a polished gold hinged cuff, set to the center with a cabochon emerald, ruby and sapphire, framed by circular-cut diamonds, mounted in 18K yellow gold and platinum, 2 inches diameter.   Signed 'Webb' for David Webb - ESTIMATE $8,000-10,000

David Webb, A Pair of White Enamel, Diamond and Gold Earclips. photo courtesy Phillips de Pury & Company

Each designed as a white enamel "U' shaped plaque, accented by circular-cut diamonds, mounted in 18K yellow gold and diamonds, length 1 inch.   Signed 'Webb' for David Webb. ESTIMATE $6,000-8,000

David Webb, A White Enamel, Diamond and Gold Ring. photo courtesy Phillips de Pury & Company

Designed as a white enamel oval plaque of geometric design, accented by circular-cut diamonds, to the hammered gold half-hoop, mounted in 18K yellow gold and platinum, size 7 1/2.   Signed 'Webb' for David Webb. ESTIMATE $4,200-6,000

David Webb, A Pair of White Enamel and Gold Ear Pendants. photo courtesy Phillips de Pury & Company

Each pendant designed as a fluted white enamel hoop, from a similarly designed surmount, mounted in 18K yellow gold, length 2 inches, pendant is detachable.   Signed 'Webb' for David Webb - ESTIMATE $4,000-6,000

David Webb, An Enamel, Diamond and Gold Ring. photo courtesy Phillips de Pury & Company

Of domed design, accented by a black enamel striped pattern, further enhanced with three scrolling rows of circular-cut diamonds, mounted in 18K yellow gold and platinum, size 6 1/2 .   Signed 'Webb' for David Webb. ESTIMATE $4,000-6,000

David Webb, A Gold Ring. photo courtesy Phillips de Pury & Company

Of hammered bombé design, mounted in 18K yellow gold, size 7 1/2.   Signed 'Webb' for David Webb. ESTIMATE $2,500-3,600

David Webb, A Pair of Gold Earclips. photo courtesy Phillips de Pury & Company

Each designed as a fluted and hammered 18K yellow gold half-hoop, length 1 3/4 inches.   Signed 'David Webb'. ESTIMATE $2,000-3,000

Phillips de Pury & Company. Jewels. 21 April 2010. New York