Silver Amsterdam School brooch of a bat with red coral. Hammered brooch of a stylized bat with drop-shaped cut red coral (approx. 8.0 x 3.7 mm). I...

Platina dress ring set with approx. 2.05 ct. diamond. Set with 22 diamonds of various cuts, including 2 Old European 0.49 ct eacj (VS-SI /G-H ), 8...

Platinum geometric openwork Art Deco brooch set with approx. 1.60 ct. diamond Monochromatic brooch set with onyx and 3 Old European cut diamonds, ...

Art Deco 18K white gold flexible bracelet set with approx. 9.60 ct. diamond and sapphire. Hallmarks: 750 Dutch assay mark. Set with 150 various ol...

Lot of three yellow gold Art Nouveau lapel pins. In fair condition, one pin is base metal. Various contents ranging from 14K to 20K with Dutch ass...

14K White gold ring set with approx. 0.78 ct. diamond and green stone in platinum. Set with two brilliant cut diamonds of approx. 0.38 ct. in tota...

10K White gold Art Deco ring set with approx. 1.95 ct. diamond. Set with a brilliant cut central diamond of approx. 1.05 ct. (P1 / I) and 36 brill...

Platinum Art Deco ring with openwork centerpiece set with approx. 1.86 ct. diamond, natural sapphire and emerald. Set with two old European cut di...

14K Yellow gold entourage ring with diamond and synthetic ruby. In the center an Old European cut diamond of approx. 0.16 ct. (VS / I-J). in a bor...

Lot of three yellow gold Art Deco lapel pins set with a.o. diamond. In reasonable condition. 14K and Pt 950 with Dutch assay marks. Various dimens...

Yellow gold / platinum Art Deco entourage ear studs set with approx. 0.80 ct. old cut diamond and cultivated pearl. Set with 20 old cut diamonds o...

Platinum Art Deco marquise ring set with approx. 0.24 ct. diamond, ruby and cultivated pearl. Openwork setting on the inside. Set with three old c...

Platinum Art Deco brooch set with aquamarine and diamonds. Set with 3 step cut aquamarine of approx. 2.74 and 2 x 0.72 ct. (8.76 x 9.22 x 4.95 and...

Platinum necklace with Art Deco-stijl pendant set with approx. 0.71 ct. diamond. Set with an old mine cut / old brilliant cut diamond of approx. 0...

14 Yellow gold Art Nouveau four-leaf clover pendant of a lady en profile with diadem. Very large pendant. Diadem het hair is set with diamonds and...

Yellow gold/platinum Art Deco chic tie pin set with diamonds and cultured pearl. With elegant closure set with diamonds. Tie pin set with an old E...

Yellow gold/platinum Art Deco bar brooch set with approx. 1.70 ct. diamond and cultured pearls. Set with 17 Old European cut diamonds of a total o...

Platinum link bracelet set with approx. 7.50 ct. diamond. Set with 156 mixed cut (old European, swiss, single, and rose (SI - I)) cut diamonds tot...

18K Gold / platinum Art Deco bar brooch set with diamond and onyx. Set with 3 old European cut diamonds of approx. 0.32 ct. in total (VS2-SI1 / H-...

Platinum Art Deco brooch with approx. 1.31 ct. diamond. Geometric ajour cut brooch set with a central old European cut diamond of approx. 0.36 ct....

Platinum Art Deco ring set with approx. 1.66 ct. diamond. Set with a central brilliant cut diamond of approx. 0.36 ct., surrounded by 24 trapeze c...

Platinum Art Deco ring with geometric openwork details and set with diamonds. Tests as 75% platinum. Set with single and old European cut diamonds...

Platinum link bracelet with cultured pearl and rose cut diamonds Links set with 53 cultured pearls of approx. Ø 3.5 mm and 144 rose cut diamonds. ...

18K Yellow gold Art Nouveau plique-à-jour pendant on a necklace. Poly-lobed pendant of a woman's profile 'habilé' with nine rose cut diamonds and ...

Set with brilliant cut diamonds of 3.25 ct. (SI / L-M) and surrounding it 29 single cut diamonds of a total of approx. 0.35 ct. (VVS-VS / F-G) wit...

Platinum Art Deco bracelet set with approx. 4.02 ct. diamond. Set with 170 diamonds of approx. 4.02 ct. in total (3 Old European cuts and 167 sing...

Natural blue sapphire of 9.98 ct. In good condition. Sapphire is heat treated. Dimensions: 13.83 x 11.06 x 5.80 mm. Cut: oval cabochon. Colour: da...

18K White gold necklace set with freshwater pearls and diamonds. Set with 41 cultivated freshwater pearls of approx. Ø 11 to 12 mm in three differ...

18K White gold design ring with approx. 0.70 ct. diamond Set with 70 brilliant cut diamonds of approx. 0.70 ct. (SI / K-L). With jewellery box. In...

14K White Gold Diamond Point rivière necklace set with approx. 12.90 ct. diamonds. Set with 142 brilliant cut diamonds of approx. 12.90 ct. (SI1 /...

HRD-certified 14K white gold entourage ring set with approx. 2.60 ct. diamond. Set with nine brilliant cut diamonds of a total of 2.60 ct., of whi...

Polish 18K bicolour gold drop shaped earrings set with approx. 2.00 ct. diamond. Flexible earrings with brisure entirely set with 110 brilliant-cu...

Set with a brilliant cut diamond of approx. 2.39 ct. (SI2 / I-J) set in platinum. In good condition. Hallmarks: 585 and Pt900 Dutch assay mark. Ri...

18K White gold crossover bangle bracelet set with approx. 1.92 ct. diamond. Set with 121 brilliant cut diamonds of approx. 1.92 ct. VS-Si / F-G). ...

18K Yellow gold gourmet link bracelet with pink opal. Set with five cabochon cut pink opals of approx. 3.60 ct. each (approx. 13.7 x 9.7 x 4.83 mm...

Crivelli 18K white gold certified halo ring set with approx. 3.12 ct. pear cut diamond and approx. 2.45 ct. surrounding diamonds. Set with a pear ...

18K White gold bow earrings set with briolet cut diamonds. Set in total with six briolet cut diamonds (LxWxD increasing from approx. 5.40 x 3.75 x...

18K White gold entourage ring set with approx. 5.61 ct. emerald and approx. 1.25 ct. diamond. Set with an emerald cut emerald of approx. 12.89 x 1...

18K Yellow gold solitaire stud earrings set with approx. 2 ct. diamonds. Set with two brilliant cut diamonds of approx. 1.03 ct. each (SI2-P / G-H...

14K White gold entourage ring set with very fine 1.10 ct. emerald and diamond. Set with a mixed cut very fine emerald of approx. 1.10 ct. (6.81 x ...

14K Yellow gold Romanov Tercentenary pendant with ruby and diamond. Hexagonal pendant with the Russian imperial crown in the center set with two r...

Antique gold / silver ear studs with emerald and rose cut diamonds. Large openwork ear studs / earrings with two cabochon cut emeralds of 0.65 ct....

18K yellow gold solitaire earrings set with approx. 0.67 ct diamonds. Set with two brilliant cut diamonds of approx. 0.33 ct. (VS-SI / N-O) and 0....

Lunati Jewels 18K white gold entourage ring set with approx. 1.35 ct. diamond. Set with 23 brilliant cut diamonds of approx. 1.35 ct. in total (VV...

18K White gold entourage ring set with emerald and approx. 0.80 ct. diamond. Set with a emerald cut emerald of approx. 8.25 x 6.72 mm (treated and...

18K White gold demi-alliance ring set with approx. 1.19 ct diamond. Set with seven brilliant cut diamonds totaling approx. 1.19 ct (VS-SI/E-F). In...

18K Yellow gold bangle bracelet set with approx. 3.40 ct. diamond. Bangle hinges at one side open. Set with 166 brilliant cut diamonds of approx. ...

18K Yellow gold ear studs set with approx. 1.26 ct. diamond and approx. 4.08 ct. natural sapphire. Totally set with 106 brilliant cut diamonds of ...

Certified 18K white gold ring set with approx. 3.60 ct. natural untreated sapphire and diamond. With IGI certificate of 9th of October 2023. Set w...

18K Yellow gold bracelet set with approx. 27.50 ct. natural sapphire and diamond. Set with 50 oval faceted natural sapphires of approx. 27.50 ct. ...

14K Yellow gold alliance ring set with approx. 2.00 ct. diamond. Set with 20 brilliant cut diamonds of approx. 2.00 ct. in total VS / F-G). In goo...

Leo Pizzo 18K white gold stud earrings set with approx. 1.65 ct. diamonds. Set with 168 brilliant cut diamonds of a total of approx. 1.65 ct. (VVS...

Fidia 18K yellow gold enameled bangle bracelet with diamonds. With dark red enamel. In good condition. Hallmarks: 750 Dutch hallmark, signed Fidia...

14K White gold bracelet fully set with diamonds of approx. 7.95 ct. Set with 165 brilliant cut diamonds of approx. 7.95 ct. in total (VVS / F-H). ...

18K Yellow gold Indian necklace set with approx. 6.41 ct. tourmaline and diamond. Classic necklace consisting of various garlands and five drop-sh...

Rosegold solitaire ring with Old European cut diamond of approx. 1.55 ct. Set with an Old European cut diamond of 1.55 ct. (I2 / H-I). In good con...

18K Yellow gold solitaire stud earrings with approx. 0.60 ct. diamonds. Set with two brilliant cut diamonds of approx. 0.30 ct. (VS / G_H) In go...

18K White gold design ring set with approx. 0.72 ct sapphire and diamond. Three-dimensional ring in the shape of a flower, set with 9 brilliant cu...

18K White gold tennis bracelet set with approx. 3.40 ct. diamond. Set with 34 diamonds of approx. 3.40 ct. in total (VS /G-H ). In good condition....

IGI certified 18K white gold solitaire ring set with approx. 0.30 ct. diamond. Brilliant cut diamond of approx. 0.30 ct. (VS2 / F - G). In good co...