Carved gem with an owl and on the reverse a bird in an oval. Hallmarks: 585 Dutch assay mark. Set with one cabochon cut amethyst pf approx. 16.55 ...

Set with two old mine cut diamonds of approx. 0.18 ct. in total (SI1 / H-J), two synthetic rubies and rose cut diamonds in white gold. In good con...

Set with three cabochon cut opals (2 x approx. 5.10 mm and 1 x 5.65 mm). Opals show little fire. Hallmarks: 585 and 835 Dutch assay mark. In good ...

Set with one old mine cut diamond (4.29 x 4.21 x 2.91 mm, SI1 / I) in a ring of blue enamel. Hallmarks: 585 Dutch assay mark, inscription unreadab...

Hallmarks: 750 Dutch assay mark. 0750 in diamond, unclear maker's mark. Set with 19 rose cut diamonds in a white gold setting. In good condition, ...

Set with one step cut natural sapphire (approx. 6.05 x 4.80 x 2.92 mm) with 2 old mine cut diamonds on each side with a diameter of approx. 3.65 m...

Set with two single cut diamonds (0.02 ct.). In good condition, poussettes are yellow gold. Hallmarks: 750 Dutch hallmark. L x W: 1.6 x 1.7 cm. We...

Set with an old cut diamond with Ø approx. 4 mm (SI2 / I-J) and 10 rose cut diamonds in a platinum setting and Ø pearl approx. 4.6 mm. Hallmarks: ...

Supposedly made into a brooch, matching pendant also present in auction. In worn condition. Hallmarks: 925 Dutch assay mark sword (1814 - 1906), m...

Set with 16 rose cut diamonds on foil. In fair condition, diamonds need cleaning. LxW: 2.6 x 2.1 cm. Weight: 2.92 grams.

Supposedly made into pendant, matching brooch also present in auction. In worn condition. Maker's mark: Gerardus Johannes Huissen, Amsterdam, the ...

Set with 12 faceted natural garnets of approx. 7.65 ct. in total and 13 natural zircons of approx. 8.05 ct. in total. With safety chain link. In g...

Set with an emerald cut synthetic sapphire of approx. 9.84 x 8.05 x 5.17 mm with an old mine cut diamond of approx. 0.08 ct. on either side set in...

In good condition, some links show a few scratches. Hallmarks: 750, 300 VI (?) Italian registration mark. LxW: 19.5 x 1.0 cm. Weight: 19.83 grams....

Set with 10 rose cut diamonds (Ø largest diamond approx. 3.80 mm). Hallmarks: 585 Dutch assay mark. In good condition. Ring size: 18 mm / 57 mm. W...

In good condition. Hallmarks: 750 French assay mark, eagle's head, French maker's mark Societié CE and four stars on clasp and second maker's mark...

Set with two single cut emeralds as eyes and two brilliant cut diamonds of approx. 0.01 ct. (VS / I-J) in its snout and with white gold whiskers. ...

In good condition. Hallmarks: 750 French assay mark, eagle's head, tax mark rhinoceros (from 1941), unclear French maker's mark ?M. LxW: 19.5 x 0....

In good condition. Hallmarks: 585 Dutch assay mark old oak leaf (1853 - 1905), weight indication mark. L: 22 cm. Weight: 9.27 grams.

In good condition. Hallmarks: 585 Dutch assay mark, 18ct. LxW: 9.4 x 0.8 cm. Weight: 2.67 grams.

In reasonable condition, minor damage to the bottom of the horseshoe. Hallmarks: unclear mark. LxW: 5.7 x 0.8 cm. Weight: 0.96 grams.

In good condition. Hallmarks: Dutch assay mark oak leaf (1906 - 1953). Maker's mark: J.M. de Visscher, Amsterdam, Netherlands, 1925 / 1957. LxW: 6...

In good condition. Hallmarks: 585 Dutch assay mark in oak leaf. LxW: 5.7 x 0.7 cm. Weight: 1.12 grams.

In good condition, pin is slightly bent. Hallmarks: 750 French assay mark eagle's head, unclear maker's mark. LxW: 4.8 x 0.7 cm. Weight: 2.72 gram...

Ø Central red coral approx. 9 mm. In good condition. Hallmarks: 585 Dutch assay mark. LxW: 4.2 x 1.4 cm. Weight: 5.38 grams.

Set with faceted synthetic apphire (8.93 x 6.78 x 4.94 mm) and 20 brilliant cut diamonds of approx. 0.06ct. with a total weight of approx. 1.20 ct...

In good condition. Hallmarks: 585 Dutch assay mark. LxW: 5.1 x 2.3 cm. Weight: 4.66 grams.

In good condition. Hallmarks: 585 Dutch assay mark old oak leaf (1906 - 1953). LxW: 3.4 x 2.6 cm. Weight: 4.04 grams. ...[more]

With inscription "R 11-12-55". In good condition. Hallmarks: 750 Dutch assay mark. LxW: 2.5 x 1.6 cm. Weight: 2.71 grams.

In good condition, with safety chain. Hallmarks: 585 Dutch assay mark, safety chain is metal. LxW: 5.0 x 1.8 cm. Weight: 6.11 grams.

Hallmarks: FM, crown (voluntary additional mark), 585, anchor, unclear date letter, 585 convention mark. Maker's mark: Franklin Mint, Birmingham, ...

Set with a blood coral of a carved rose with diameter 1.4 cm. Hallmarks: 750 Dutch assay mark. In good condition. Ring size: 17 mm / 53.5 mm. Weig...

Set with two rose cut diamonds (diameter approx. 1.6 mm and seed pearl 3.30 mm). Hallmarks: 750 French assay mark and maker's mark of a dog and ca...

In good condition. Hallmarks: French export hallmark (1879 - 2000), maker's mark MP with fretsaw, 0750. LxW: 1.6 x 0.8 cm. Weight: 0.85 grams.

Hallmark: 585 Dutch assay mark. Each set with a cabochon cut red coral of Ø approx. 7.5 mm and a seed pearl (one natural and one imitation). In go...

Hallmark: 750 Dutch assay mark. In worn condition, several repairs. Ring size: 22 mm / 69 mm. Centerpiece: 1.2 cm. Weight: 2.32 grams.

In reasonable condition. Hallmarks: Dutch assay mark oak leaf (1906 - 1953). LxW: 1.4 x 0.7 cm. Weight: 0.90 grams.

Late Art Deco / early retro ring. Hallmarks: 750 and Pd 950 Dutch assay mark. Set with 9 rose cut diamonds, the largest having a diameter of 3.7 m...

In good condition. LxW: 0.8 x 0.8 cm. Weight: 1.80 grams.

Set with five faceted pink simili and seed pearls. In good condition. Hallmark: 585 Dutch assay mark. Ring size: 18.75 mm / 59 mm. Weight: 1.81 gr...

Onyx plaque with a diameter of approx. 7.9 mm and a cultivated pearl with a diameter of approx. 2.3 mm in a gold engraved setting. Hallmarks: 585 ...

Set with six rose cut diamonds of various sizes (Ø largest stone approx. 3.85 mm, I / N-O) set in platinum. In good condition. Hallmarks: 585 and ...

Featuring 3 cameos with a female profile. In fair condition, one cameo has a break. Hallmarks: 750 Dutch assay mark, illegible Italian hallmarks. ...

On the base a guilloche decoration covered with green resin and on top a trellis work in gold with 7 brilliant cut diamonds of approx. 0.07 ct. (I...

Coral carved in the representation of an Asian woman with woven basket on her back. In good condition. Hallmark: 833 Dutch assay mark. LxW: 4.3 x ...

Tested as 10K, England. Hallmarks: illegible mark. In fair condition, wear and damage to enamel. LxW: 1.9 x 1.8 cm. Weight: 4.47 grams.

Set with one round faceted ruby (diameter 3.5 mm) and two rose cut diamonds (SI2 / K-L) set in silver. Hallmarks: 585 and 925 Dutch assay mark. In...

Engraved with ornate motifs, with box lock and safety clip. Hallmarks: 585 Dutch assay mark. In good condition. Inner size: 6 x 5.2 cm. Size: M. W...

Set with one carved jade with Asian character (Shou - longevity) and on the reverse an engraving of a Chinese rose. In good condition. LxW: 3.7 x ...

Onyx plaque (approx. 6.25 x 8.25 mm) with cultivated pearl (diameter approx. 2.8 mm). Hallmarks: 585 Dutch assay mark. In good condition. Ring siz...

Hallmark: 9 ct. In good condition. LxW: 1.6 x 1.6 cm. Weight: 2.33 grams.

Set with a round cultivated freshwater pearl with pink-blue orient measuring approx. 9.21 x 9.06 mm and seven brilliant cut diamonds of approx. 0....

Set with a rose cut diamond measuring approx. 8.0 x 6.8 mm. In good condition. Hallmarks: 585 Dutch assay mark. LxW: 2.3 x 1.5 cm. Weight: 1.87 gr...

Set with a brilliant cut diamond of approx. 0.20 ct. (VS2 / G-H) in a white gold prong setting. In good condition. Hallmarks: 585 Dutch assay mark...

Set with rose cut diamonds including one measuring approx. 5.40 x 3.60 mm (Q-Z) set in closed silver settings on silver foil. In fair condition. R...

With double safety clips. Set with 9 brilliant cut diamonds of approx. 0.27 ct. in total (VS / F-G). In good condition. Hallmarks: 585 Dutch assay...

Hallmarks: 585 Dutch assay mark. In worn condition. LxW: 1.6 x 1.0 cm. Weight: 1.07 grams.

Hallmarks: 585 Dutch assay mark. In good condition. Inner size: 6.4 x 5.8 cm. Weight: 19.02 grams. ...[more]

Set with seven rose cut diamonds and 7 cultivated pearls (Ø approx. 2.5 mm). Hallmarks: 585 Dutch assay mark, old oak leaf 1906 - 1953. In reasona...

The buckle is engraved all around with a floral representation. The buckle runs over the strap and can be opened all around via a hinge. Hallmarks...