Jamie Joseph Boulder Opal Ring, 14K Gold Bezel & Sterling Silver BandEst. US$600-US$800
Polly Gasston, a 22ct gold and boulder opal 'Gold Flakes' brooch,Est. £800-£1,200
Jamie Joseph 14K Gold & Boulder Opal Ring, Size 7Est. US$600-US$900
Brooke Gregson 18K Gold Boulder Opal Pendant NecklaceEst. US$1,200-US$1,800
Brooke Gregson 18K Gold Boulder Opal Pendant NecklaceEst. US$1,500-US$2,500
A Chinese carved white jade boulderEst. £500-£800
Chinese fine jade carved boulderEst. US$100-US$300
Brooke Gregson 18K Gold Boulder Opal Pendant NecklaceEst. US$1,500-US$2,500
Brooke Gregson 18K Gold Boulder Opal Pendant NecklaceEst. US$1,200-US$1,800
CHINESE SHOUSHAN STONE MOUNTAIN BOULDEREst. US$4,000-US$5,000
Jamie Joseph Blue Boulder Opal Ring, 14K Gold Bezel & Sterling Silver BandEst. US$400-US$600
Jamie Joseph 14K Gold Boulder Opal Pendant NecklaceEst. US$800-US$1,200
Lots carved boulder items ungradedEst. US$50-US$150
Brooke Gregson Sterling & 18K Gold Boulder Opal CuffEst. US$800-US$1,200
Brooke Gregson 18K Gold Boulder Opal Double Triangle Pendant NecklaceEst. US$1,500-US$2,500
18K YELLOW GOLD 1.50CT DIAMOND AND BOULDER OPAL PENDANTEst. US$2,000-US$8,000
Brooke Gregson 18K Gold Boulder Opal Pendant NecklaceEst. US$1,500-US$2,500
NECKLACE K18 YELLOW GOLD BOULDER OPAL DIAMONDEst. US$6,075-US$8,910
A Chinese Carved and Inscribed White and Russet Jade BoulderEst. US$1,000-US$1,500
Brooke Gregson 18K Gold Boulder Opal & Diamond NecklaceEst. US$1,500-US$2,500
Brooke Gregson 18K Gold Boulder Opal Pendant NecklaceEst. US$2,000-US$3,000
Boulder Opal & Diamond Accent Cuff BraceletEst. US$300-US$500
Brooke Gregson 18K Gold Boulder Opal Pendant NecklaceEst. US$1,200-US$1,800
Brooke Gregson 18K Gold & Boulder Opal BraceletEst. US$1,200-US$1,800
