A Brooch - "Dog"A Brooch - "Dog", 800/1000 gold, chiselled decoration, set with 3 cabochon cut rubies and 6 round cut sapphires, Portuguese, signs...

A Brooch - "Imaginary animal"A Brooch - "Imaginary animal", gold and silver, set with 2 natural pearls (4mm and 7mm), rose cut diamonds and 1 anti...

A Brooch "Violin"A Brooch "Violin", 750/1000 gold, set with calibrated sapphires and 11 brilliant cut diamonds with an approximate weight of 0.10 ...

A BraceletA Bracelet, Art Deco, 800/1000 bicolour gold, Portuguese, signs of use, Oporto mark (1938-1984), José Pereira Tuna maker's mark (1923-19...

A BraceletA Bracelet, Art Deco, 800/1000 gold, Portuguese, signs of use, Oporto mark (1938-1984), António Vieira Neves Taveira maker's mark (1932-...

A NANIS BraceletA NANIS Bracelet, 750/1000 gold, polished and matte decoration, Italian, signs of use, warranty mark, Oporto mark (post-1985), imp...

A KUTCHINSKY BroochA KUTCHINSKY Brooch, 750/1000 gold, set with 20 round cut natural sapphires and 47 brilliant cut diamonds with an approximate w...

A TIFFANY "Flower" BroochA TIFFANY "Flower" Brooch, gold, chiselled decoration, set with 5 natural rubies and 1 brilliant cut diamond with an appr...

A BOUCHERON 'Flower" BroochA BOUCHERON 'Flower" Brooch, 750/1000 gold, set with 7 round cut emeralds and 7 brilliant cut diamonds with an approxim...

A Demi ParureA Demi Parure, 800/1000 gold, composed of necklace and bracelet, crafted decoration, set with 16 brilliant cut diamonds with an appro...

A NecklaceA Necklace, gold and gold mesh of 800/1000, Italian, signs of use, marked GRIMANI, remarked with Lisbon mark (post-1985), Dim. - 44 cm; ...

An AlHAMBRA model NecklaceAn AlHAMBRA model Necklace, 800/1000 gold, mesh of links interspersed with malachite plaques, Portuguese, signs of use, ...

A BraceletA Bracelet, 800/1000 gold, set with green glass, 6 emeralds with an approximate weight of 1.50 ct. and 6 antique cut diamonds with an ap...

A BraceletA Bracelet, gold, set with calibrated emeralds and 69 antique brilliant cut diamonds with an approximate weight of 1.86 ct., Central Eur...

A Rigid Necklace "Leaves"A Rigid Necklace "Leaves", 750/1000 bicolour gold, set with 116 baguette cut diamonds with an approximate weight of 13.90...

A NecklaceA Necklace, 750/1000 gold, set with 38 round cut rubies and 39 brilliant cut diamonds with an approximate weight of 2.30 ct., Italian, 2...

A Pair of EarringsA Pair of Earrings, platinum, set with calibrated rubies and 28 brilliant cut diamonds with an approximate weight of 1.50 ct., P...

A RingA Ring, 500/1000 platinum, set with a oval cut Ceylon sapphire with an approximate weight of 5.50 ct. and 38 brilliant cut diamonds with an ...

A RingA Ring, platinum, set with a South Seas pearl (11 mm), 2 baguette cut diamonds with an approximate weight of 0.40 ct. and 10 brilliant cut o...

A RingA Ring, 800/1000 gold, set with 211 brilliant cut diamonds with an approximate weight of 4.30 ct. and 4 brown-coloured navette cut ones with...

A RingA Ring, 800/1000 gold, set with 3 navette cut diamonds with approximate weight of 1.20 ct., colour degree J~O, clarity VVS~SI, Portuguese si...

A «Tremblant» Brooch "Flowers"A «Tremblant» Brooch "Flowers", gold and silver, set with rose cut diamonds and 100 antique brilliant cut ones with ...

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 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...