A RingA Ring, platinum, set with antique brilliant cut diamond with approximate weight of 2.35 ct., M~N colour degree and Purity VS1, Portuguese, ...

A RingA Ring, 500/1000 platinum, set with 6 brilliant cut diamonds with an approximate weight of 0.36 ct. and a navette cut one (c. 3 ct.), M colo...

A BroochA Brooch, Art Deco style, 800/1000 gold and 500/1000 platinum, set with 21 natural sapphires, 36 baguette cut diamonds with the approximat...

A Pair of EarringsA Pair of Earrings, 800/1000 gold and 500/1000 platinum, set with 48 ancient brilliant cut diamonds with an approximate weight o...

A Pair of EarringsA Pair of Earrings, gold and platinum, set with 4 culture pearls (4.7~8.2 mm), rose cut diamonds and 92 brilliant cut ones with ...

A Solitaire RingA Solitaire Ring, 500/1000 platinum, set with brilliant cut diamond with approximate weight of 5.70 ct., colour degree O~P and pur...

A RingA Ring, 850/000 platinum, set with antique brilliant cut diamond with approximate weight of 2.85 ct., l~m colour degree and purity SI, weak ...

A Solitaire RingA Solitaire Ring, 500/1000 platinum, set with brilliant cut diamond with approximate weight of 2.55 ct., N~O colour grade and VVS ...

A RingA Ring, 500/1000 platinum, set with 2 brilliant cut diamonds with approximate weight of 3.62 ct., K~M colour degree and VVS purity, inert fl...

A RingA Ring, 500/1000 platinum, set with 4 brilliant cut diamonds with approximate weight of 3.82 ct., J~K colour degrees and VVS purity, inert t...

A RingA Ring, gold, set with calibrated rubies and 1 Lisbon cut diamond with an approximate weight of 2.93 ct., colour degree K and clarity SI2, m...

A Pair of EarringsA Pair of Earrings, gold and platinum, set with 2 brilliant cut diamonds with approximate weight of 0.16 ct. and 2 European anti...

A BroochA Brooch, Art Nouveau, gold and platinum, set with rose cut diamonds, 23 8/8 cut ones with an approximate weight of 0.40 ct., 15 brilliant...

A BroochA Brooch, Belle Époque, 800/1000 gold and 833/1000 silver, set with calibrated sapphires, rose cut diamonds and 23 antique brilliant cut o...

A PendantA pendant, Belle Époque, gold and platinum, set with rose cut diamonds and 15 ancient brilliant cut ones with an approximate weight of 0....

A BroochA Brooch, 500/1000 platinum, set with 202 8/8 cut diamonds with the approximate weight of 4 ct. and 6 brilliant cut ones with the approxim...

A Pair of EarringsA Pair of Earrings, platinum and gold, set with 154 brilliant cut diamonds with an approximate weight of 4.40 ct., Portuguese, 2...

A BroochA Brooch, gold and silver, set with drop fresh pearl (12.5 mm), rose cut diamonds and 59 antique brilliant cut ones with approximate weigh...

A Pair of Earrings - "Flowers"A Pair of Earrings - "Flowers", platinum, set with rose cut diamonds, 120 8/8 cut ones and 2 brilliant cut ones with...

A Pair of EarringsA Pair of Earrings, 800/1000 gold, set with 2 mixed rose cut diamonds and 86 brilliant cut diamonds with an approximate weight o...

A Brooch - "Star"A Brooch - "Star", gold and silver, set with 26 antique brilliant cut diamonds with an approximate weight of 2.25 ct., Portuguese...

A Chain with PendantA Chain with Pendant, 800/1000 gold, pendant set with drop cut diamond with approximate weight of 1.30 ct., degree of fancy li...

A NecklaceA Necklace, 800/1000 gold, set with various cut tourmalines and round cut sapphires, Portuguese, signs of use, original case, Lisbon mar...

A NecklaceA Necklace, 750/1000 gold, set with 22 brilliant cut diamonds with an approximate weight of 3 ct., Central Europe, 20th C., signs of use...

A NecklaceA Necklace, 750/1000 gold, a drop cut sapphire pendant, drop culture pearl (22 mm) and 39 brilliant cut diamonds with an approximate wei...

A RingA Ring, 750/1000 gold, set with a round cut Ceylon sapphire with the approximate weight of 3 ct. and 8 brilliant cut diamonds with an approx...

A Rigid braceletA Rigid bracelet, 800/1000 gold, set with 92 princess cut diamonds with an approximate weight of 2.30 ct., Portuguese, signs of us...

A Brooch "Cornucopia"A Brooch "Cornucopia", 800/1000 gold and 500/1000 platinum, set with 3 oval cut natural sapphires, rose cut diamonds, 42 8/8 ...

A RingA Ring, 750/1000 gold, set with 77 brilliant cut diamonds with an approximate weight of 3.70 ct., Portuguese, signs of use, Lisbon mark (pos...

A RingA Ring, 800/1000 gold, set with 4 navette cut diamonds with the approximate weight of 0.60 ct. colour degree M and purity VVS~SI and 1 brill...

A Pair of EarringsA Pair of Earrings, Art Deco, platinum, set with 8/8 cut diamonds with an approximate weight of 1.74 ct. and 2 brilliant cut one...

A RingA Ring, 750/1000 gold, set with an emerald cut Colombian emerald with an approximate weight of 4.18 ct. and 8 brilliant cut diamonds with an...

A "Flower" BroochA "Flower" Brooch, 585/1000 gold, 585/1000 gold, set with 180 8/8 cut diamonds with an approximate weight of 3.60 ct. and 12 bril...

A BOUCHERON RingA BOUCHERON Ring, 750/1000 bicolour gold, set with 20 brilliant cut diamonds with an approximate weight of 0.40 ct. and an oval cu...

A Van Cleef & Arpels Ring, Double Flower modelA Van Cleef & Arpels Ring, Double Flower model, 750/1000 gold, set with 14 brilliant cut diamonds wi...

A Brooch - "Basket"A Brooch - "Basket", platinum, set with opals, emeralds, rubies, sapphires, amethysts, citrines, pink tourmaline, olivine, topa...

A Pair of EarringsA Pair of Earrings, 500/1000 platinum and 800/1000 gold, set with 2 brilliant cut diamonds with an approximate total weight of 0...

A Rigid BraceletA Rigid Bracelet, 750/1000 gold, decorated with fleurons and set with 34 brilliant cut diamonds with an approximate total weight o...

Three BraceletsThree Bracelets, 800/1000 white gold and 585/1000 gold, one set with 48 oval cut rubies, other with 48 sapphires and the other 48 b...

A Bracelet/RivièreA Bracelet/Rivière, 750/1000 gold, set with 35 brilliant cut diamonds with approximate weight 9 ct., G~H colour grades and VVS c...

A Rivière BraceletA Rivière Bracelet, 750/1000 gold, set with 86 brilliant cut diamonds weighing approximately 1 ct., Portuguese, Lisbon mark (pos...

A Rivière NecklaceA Rivière Necklace, 750/1000 gold, set with 149 white and pure brilliant cut diamonds en degradé with the approximate weight of ...

A Pair of EarringsA Pair of Earrings, 750/1000 gold, set with 32 brilliant cut diamonds with an approximate weight of 1.10 ct., European, 21st C.,...

A BraceletA Bracelet, 750/1000 gold, set with 275 brilliant cut diamonds with an approximate weight of 2.75 ct., Central Europe, 21st C., Lisbon m...

A RingA Ring, gold, set with a baroque pearl, 3 emerald cut diamonds with an approximate weight of 0.75 ct. and 5 brilliant cut ones with an appro...

A Pair of EarringsA Pair of Earrings, 500/1000 platinum, set with 2 brilliant cut diamonds with an approximate weight of 0.30 ct. and 2 brilliant ...

An ALHAMBRA Model NecklaceAn ALHAMBRA Model Necklace, 750/1000 gold, set with 154 brilliant cut fancy and colourless diamonds with an approximate ...

A Bracelet, Pendant and a Pair of EarringsA Bracelet, Pendant and a Pair of Earrings, 800/1000 gold (earrings), 750/1000 gold (bracelet and pendan...

A Brooch and a Pair of EarringsA Brooch and a Pair of Earrings, 800/1000 gold and 950/1000 platinum, set with trilion cut amethysts and 127 brilli...

A RingA Ring, 750/1000 gold, set with 204 brilliant cut diamonds with an approximate total weight of 1.50 ct and 1 brilliant cut tanzanite with a ...

A Ring "Flower"800/1000 goldset with 150 brilliant cut diamonds weighing approximately 3.50 ct.French20th C.warranty mark, remarked with Lisbon ma...

A RingA Ring, 750/1000 gold, set with ruby with an approximate weight of 3 ct. and 16 brilliant cut diamonds with an approximate weight of 0.80 ct...

A Brooch and a Pair of EarringsA Brooch and a Pair of Earrings, Art Deco, platinum and gold, set with 16 baguette cut diamonds with an approximate...

A Pair of EarringsA Pair of Earrings, 800/1000 white gold, set with 2 brilliant cut diamonds with approximate weight of 1.30 ct, grade colour I~J ...

A Pair of EarringsA Pair of Earrings, 750/1000 gold, set with sapphires and 6 brilliant cut diamonds with an approximate weight of 0.45 ct., Itali...

A Pair of CARTIER Earrings - TRINITY modelA Pair of CARTIER Earrings - TRINITY model, tricolour gold of 750/1000, French, 20th/21st C., signs of u...

A Brooch "Birds"A Brooch "Birds", 800/1000 bicolour gold, set with 15 8/8 and 16/16 cut diamonds with an approximate weight of 0.30 ct., Portugues...

A Pair of EarringsA Pair of Earrings, 800/1000 gold, set with 18 chrysoberyls and 74 brilliant cut brilliants with weight 2.10 ct., Portuguese, si...

A RingA Ring, gold, set with emerald cut emerald weighing approximately 37.50 ct., 24 trapezoid cut diamonds weighing approximately 2 ct., 8 navet...

A RingA Ring, platinum, set with cabochon cut sapphire, 14 baguette cut diamonds and 14 brilliant cut diamonds with a total weight of approximatel...