Art Nouveau brooch - 18 ct yellow gold depicting a flower set with a small ruby. Hallmark: illegible. Dim: 4 x 2.8 cm; Gross weight: 8.4 g ...[mo...

Marguerite ring - 18 ct grey gold set with a dark Australian (tumbled) sapphire surrounded by fourteen small brilliants. Hallmark: none. TD: 50; G...

Belle Epoque ring - 18 ct yellow and white gold, octagonal, set with a pearl surrounded by two old-cut diamonds, and a pave setting of rose-cut di...

Belle Epoque ring - 18 ct yellow and white gold, set with a pearl and small rose-cut diamonds. Ca. 1900 work. Hallmark: none. TD: 59; Gross weight...

Belle Epoque ring - 18 ct yellow and white gold and silver, spiral-shaped, set with a pearl and rose-cut diamonds (3 diamonds missing). Hallmark: ...

Russian ring - 18 ct rose gold and silver forming a large V on the finger, set with three old-cut diamonds and rose-cut diamonds. Russian work ca....

Marguerite ring - 18 ct yellow gold set with a sapphire surrounded by 14 small old-cut diamonds and six on the body of the ring. Ca. 1920 work. Ha...

Belle Epoque ring - Platinum, set with a pearl and two old-cut diamonds. Hallmark: bearded man. TD: 55; Gross weight: 3.5 g ...[more]

Belle Epoque pendant - 18 ct yellow and white gold set with a white shell cameo depicting the profile of an ancient goddess, surrounded by an open...

Belle Epoque pendant - 18 ct yellow gold, oval-shaped, black enamel adorned with a floral pattern set with rose-cut diamonds. Surrounded by fiftee...

"Glinneke" brooch - 18 ct yellow gold and silver forming the name "Glinneke" set with rose-cut diamonds, traversed by a gold pin topped with a pea...

Superb 19th century rose-cut diamond necklace - Composed of rows of seed pearls adorned with ten rose-cut diamonds enclosed in gold. 18 ct rose go...

Belle Epoque brooch-barrette - 18 ct yellow and white gold, set with two old-cut diamonds of +/- 0.50 ct each, and rose-cut diamonds. Hallmark: no...

Belle Epoque brooch-barrette - 18 ct yellow and white gold, set with five old-cut diamonds. Ca. 1910 French work. Hallmark: eagle's head. L: 6.5 c...

Brooch-barrette - 14 ct yellow and white gold set with old-cut diamonds. Hallmark: 585. L: 5 cm; Gross weight: 4.2 g ...[more]

Belle Epoque pendant - Platinum, composed of an oval medallion adorned with a miniature painted on ivory depicting a young child, surrounded by sm...

Belle Epoque bracelet - 18 ct yellow and white gold set with rose-cut diamonds. It comes apart to remove the centre piece set with 3 old-cut diamo...

Tiffany & Co / Paulding FarnhamRare orchid brooch - 18 ct yellow gold depicting a yellow and brown matte enamel orchid (slight chip), set with sma...

Solitaire ring - 18 ct grey gold, set with a +/- 0.7 ct brilliant. Dedication inside the ring. Hallmark: none. TD: 54; Gross weight: 3.6 g ...[mo...

Solitaire ring - 18 ct grey gold set with a +/- 1.61 ct brilliant. Contemporary setting. Hallmark: 750, PF. TD: 58; Gross weight: 7 g ...[more]

Solitaire ring - 18 ct grey gold, set with a 1.04 ct brilliant, VVS2, F, medium fluorescence. GIA certificate n° 208334001 dated 2005. Hallmark: 7...

Solitaire ring - 18 ct grey gold set with a +/- 0.97 ct old-cut diamond brilliant, surrounded by two diamond bars. Hallmark: 750. TD: 53; Gross w...

2.38 ct diamond ring - 18 ct grey gold set with a +/- 2.38 ct old-cut diamond, probably VS, K/L, a glets, and very small brilliants (+/- 0.57 ct)....

2.31 ct diamond pendant - 18 ct grey gold, composed of two bars framing a +/- 2.31 ct old-cut diamond, probably VS, K/L, one glets. Contemporary s...

Solitaire ring - 18 ct grey gold, set with a +/- 0.4 ct old-cut diamond (slight nick on the girdle). Hallmark: eagle's head. TD: 48; Gross weight...

Solitaire - 18 ct yellow and grey gold, set with a 1.012 ct brilliant, VVS/VS, D/E. Italian hallmark. TD: 56; Gross weight: 8.3 g ...[more]

Solitaire - 18 ct grey gold set with a 2 ct old-cut diamond, SI2, G/H. Hallmark: 0750 , barrel. TD: 51; Gross weight: 4.1 g ...[more]

Marquise ring - The body of the ring is composed of three types of 18 ct gold (yellow, grey and rose). It is set with a 2.02 ct marquise-cut diamo...

Bouquet brooch - 18 ct yellow and white gold, set with three Akoya pearls (9-9.5 cm), two marquise sapphires 0.60 ct each, two yellow navette-cut ...

Star sapphire ring - 950 platinum, set with a blue star sapphire cabochon (+/- 18 ct) flanked by two marquise-cut diamonds. Contemporary work. Hal...

Pair of drop earrings - 18 ct grey gold composed of twelve brilliants and a grey pearl. Hallmark: none. L: 2.5 cm; Gross weight: 10.6 g ...[more]

Line bracelet - Platinum set with small brilliants. Hallmark: 900, 10% IRID, W. L: 17 cm; Gross weight: 8.8 g ...[more]

Parure - 18 ct yellow gold, composed of a necklace, a bracelet, and a brooch, made of gold and grey and white pearls, AJC 750 M. In a case. L (ne...

CartierTriple gold necklace, large model - Composed of a triple chain from which hang three interlocked rings set with brilliants. In a (damaged) ...

CartierPair of clip earrings and "Ribbon" ring. - 18 ct grey gold, set with a pavé setting of small brilliants. Ribbon model. Signed Cartier, 750,...

Art Deco signet ring - 18 ct yellow and white gold, set with small brilliants. Hallmark: 18. TD: 55; Gross weight: 9.2 g ...[more]

Art Deco signet ring - 18 ct yellow gold and platinum, set with two old-cut diamonds, and small diamonds and synthetic rubies. Hallmark: owl 75 an...

Art Deco signet ring - 18 ct yellow gold and platinum, set with an old-cut diamond and two rows of small synthetic rubies. Hallmark: owl 75, beard...

Axe brooch - 18 ct yellow gold, depicting an axe set with calibrated rubies, a sapphire, an emerald, and rose-cut diamonds. Hallmark: none. Dim: 3...

Art Deco brooch - Yellow gold and platinum, set with a blue rhombus-shaped sapphire, two sapphires at the tips, and fourteen small brilliants. Hal...

Art Deco jabot pin brooch - Silver and red, cracked white and black enamel. Ca. 1920 work. Hallmark: made in France, boar's head, F bird M in a rh...

Art Deco necklace - Composed of a pendant and an imitation platinum metal chain, adorned with geometric patterns in imitation jade pâte de verre (...

Theodor FahrnerArt Deco ring - Silver and silver-gilt, rectangular set with coral and blue enamel. Hallmark: TF, DFA 935. TD: 57; Gross weight: 5....

LaliqueRing - Black glass. Ca. 1928 work. TD: 48; ...[more]

Wiener WerkstätteSautoir - Composed of very tiny black glass beads, embellished with four balls and beaded tassels. Viennese work ca. 1925. L: 118...

Art Deco bracelet - Platinum and white gold, composed of 16 onyx disks, set with a row of very tiny diamonds (+/- 2.70 ct), alternating with sixte...

Art Deco plaque brooch - Platinum, set with small, old-cut diamonds, centre +/- 1.01 ct old-cut diamond , and calibrated emeralds. French work ca....

Art Deco ring - Platinum, set with an octagonal 7.2 x 6.3 mm emerald (tumbled) and small old-cut diamonds. Ca. 1920. Hallmark: none. TD: 53; Gross...

Pair of clip earrings - 14 ct white gold, each set with a cluster of small white pearls and tiny diamonds. 1950's work. Hallmark: none. Dim: 2.8 ...

1950's brooch - 18 ct grey gold depicting foliage set with small brilliants and emeralds. Hallmark: 0750, 18K. Dim: 4 x 3 cm; Gross weight: 11.9 ...

Knot brooch - Platinum, depicting a knot on a circle set with a pavé setting of small brilliants, and a +/- 0.7 ct brilliant. 1950's work. Hallmar...

Brooch - 14 ct white gold, depicting three unpolished pâte de verre flowers, each set with a small old-cut diamond in their centre. One petal set ...

Rosette brooch - 18 ct yellow gold, depicting a rosette set with small diamonds. 1940's work. Hallmark: none. Dim: 63.3 x 4 cm; Gross weight: 15.3...

Pair of clip earrings - Composed of 18 ct yellow gold threads twisted in a spiral, each set with seven very tiny brilliants, embellished with seve...

Knot brooch - Composed of 18 ct yellow gold threads, depicting a knot with strands, set with twelve very tiny brilliants. Belgian work. Hallmark: ...

Sheaf brooch - 18 ct rose gold, depicting a sheaf set with small rubies and very tiny brilliants. 1950's work. Hallmark: none. L: 7 cm; Gross weig...

1940's-50's parure - 18 ct yellow gold, composed of a brooch, a ring, and a pair of earrings, with a scroll pattern set with synthetic ruby caboch...

HolemansBracelet - 18 ct rose gold, composed of circular chain-link, each set with a small brilliant. 1950's Belgian work. Hallmark: 0750, barrel...

Vivianna Torun / Jensen"Continuity" pendant - Silver, forming an infinite spiral. Hallmark: 925 S, Georg Jensen, 443 Torun. Diam: 3.2 x 2.8 cm; Gr...

Hans HansenModernist necklace - Sterling silver and silver-gilt, composed of a torque and a textured silver pendant embellished with a suspended s...