18K Gold Ruby, Emerald, Sapphire Flower Bouquet BroochEst. $200-$800
18K White Gold Art Deco Diamond & Onyx BroochEst. $800-$2,000
18k Natural Diamond Pink and Blue Sapphire Gourd EarringsEst. £1,000-£2,000
22K Gold Byzantine Style Coin in 18K Pendant BezelEst. $900-$1,100
18K WHITE GOLD 1.52CT DIAMOND HALF-ETERNITY BAND RINGEst. $1,400-$2,800
A Cartier LOVE 18K Rose Gold & Brilliant-Cut Diamonds BraceletEst. $33,000-$35,000
DD Davite & Delucchi 18K White Gold Diamond Moonstone Cocktail RingEst. $6,227-$8,095
Messika Thea 0.48Ct Diamond Necklace 18K Rose Gold 17.5 InchEst. $5,161-$6,709
CARTIER DOUBLE C 18K WHITE GOLD DIAMOND CHARMEst. $850-$1,000
JUDITH RIPKA 18K WHITE GOLD 2.50CT DIAMOND PENDANTEst. $2,900-$3,050
Second-hand Mikimoto 18K Yellow Gold Jade and Diamond RingEst. £70,000-£140,000
Vintage Cartier 18K Gold Plated Cigarette Flint Lighter 2.43 InchEst. $910-$1,183
Harbor Diamonds 18K Gold South Sea and Golden Pearl PendantEst. $3,705-$4,816
18K Yellow Gold Cuff Bracelet With Pink Tourmaline Enamel by MavitoEst. $26,741-$34,763
18k Yellow Gold & Diamond Clip EarringsEst. $800-$1,200
Baraka Square Top 18k Two Tone Gold and Mother of Pearl Stud CufflinksEst. $3,406-$4,427
David Yurman Noblesse Gold Ring Diamond 18k Yellow Cable Pave SetEst. $4,555-$4,900
An Exquisite 18k Gold Diamond Inlaid Jadeite PendantEst. $9,000-$18,000
An Exquisite 18k Gold Diamond Inlaid Jadeite PendantEst. $3,000-$6,000
An Exquisite 18k Gold Diamond Inlaid Jadeite PendantEst. $4,000-$8,000
GIA 10.01 Carat N SI1 Diamond Ring in 18K Yellow Gold with Side StonesEst. $165,854-$215,610
Louis Vuitton 18K Gold Bracelet with Eight Charms Including Padlock and Eiffel TowerEst. $46,579-$60,552
Harbor Diamonds 18K Gold Golden South Sea Pearl Diamond Earrings 0.81 CaratsEst. $7,553-$9,818
Bvlgari 18K Yellow Gold Black Onyx Drop EarringsEst. $2,000-$3,000