1

A pair of conch pearl and diamond ear pendants. Estimate HK$550,000 - HK$800,000 ($70,000 - $100,000). Price Realized HK$836,000 ($108,203) © Christie's Image 2012

Each suspending a pink conch pearl drop measuring 13.0 x 14.4 x 21.8 mm and a white conch pearl drop measuring 14.4 x 14.4 x 22.1 mm, joined to a brilliant-cut diamond foliate cap terminating in a cascade of briolette diamonds, mounted in 18k white gold, 4.8 cm long (2) - Lot 3648

2

A conch pearl and diamond ring. Estimate HK$80,000 - HK$120,000 ($10,000 - $15,000). Price Realized HK$162,500 ($21,032) © Christie's Image 2012

Designed as a flower and floret with conch pearl pistils and rose-cut diamond petals, to the brilliant-cut diamond half-hoop, mounted in 18k white gold, ring size 5¼ - Lot 3649

3

A conch pearl and diamond brooch. Estimate HK$180,000 - HK$280,000 ($23,000 - $35,000). Price Realized HK$225,000 ($29,122) © Christie's Image 2012

Designed as a furling flowerhead, set to the centre with a conch pearl and smaller conch pearl pistils, within a petal surround accented by brilliant-cut diamonds, mounted in titanium, 8.1 cm long - Lot 3651

5

A conch pearl and diamond necklace. Estimate HK$1,200,000 - HK$1,800,000 ($150,000 - $230,000). Price Realized HK$1,940,000 ($29,122) © Christie's Image 2012

Comprising thirty-six vari-shaped pink conch pearls measuring from 5.2 to 9.6 mm, alternating with briolette diamonds, to the brilliant-cut diamond clasp, mounted in platinum, 46.8 cm long - Lot 3653

Accompanied by report no. 2145601956 dated 6 April 2012 from the Gemological Institute of America stating that the thirty-six conch pearls are natural saltwater. The tested pearls show no indication of treatment

4

A pair of conch pearl and diamond ear pendants. Estimate HK$480,000 - HK$650,000 ($60,000 - $80,000). Price Realized HK$596,000 ($77,140) © Christie's Image 2012

Each set with a conch pearl surmount measuring approximately 5.8 x 6.0 x 6.6 and 5.6 x 6.3 x 7.0 mm, within a diamond briolette surround, suspending a similarly-set conch pearl measuring approximately 8.7 x 9.9 x 11.1 and 8.1 x 10.4 x 11.4 mm, spaced by diamond roundels, mounted in 18k white gold, 4.5 cm long (2) - Lot 3654

Christie's. HONG KONG MAGNIFICENT JEWELS, 29 May 2012, Convention Hall