Hallmarks: 585. Maker's mark: Grooth. in Gouden en Zilveren Werken, J. Niekerk b.v., Schoonhoven, The Netherlands, 1970 / v 1997. Set with culture...

Hallmarks: 750. Set with 16 rose cut diamonds (Ø 16x approx. 1.3 mm) and 2 blue top doublets (2x approx. 3.5 mm). Clarity: P1, color: H-J. LxW: 1....

Hallmarks: 585 in oak leaf, 4TG. Maker's mark: Groot & Gudde, Amsterdam, Netherlands, 1960 / 1992. With safety chain. With cabochon cut red corals...

With safety clip. Hallmarks: 585. Set with 5 faceted natural sapphires of approx. 0.07 ct. each (Ø 5x approx. 2.6 mm) and 44 pearls (Ø 12x approx....

Hallmarks: 585. Maker's mark: Grooth. in Gouden en Zilveren Werken, J. Niekerk b.v., Schoonhoven, The Netherlands, 1970 / v 1997. Set with culture...

Decorated with acanthus leaves. Hallmarks: PMP, 750. Maker's mark: P.M.P. Pietre e Metalli Preziosi di Ferrini Carlo, Ferrini Antonio & Salvini Da...

Hallmarks: 585 in oak leaf. Maker's mark: xxx, Netherlands. Ø Red corals: approx. 5.0 - 5.5 mm. L: 42 cm. Weight: 25.86 gram.

Hallmarks: 585. Set with 2 cultured freshwater pearls (2x approx. 8.0 x 9.0 x 6.5 mm). LxW: 1.9 x 0.9 cm. Weight: 2.22 gram.

Hallmarks: 585 in oak leaf. Maker's mark: N p/a C, Netherlands. Garnets are strung on base metal links. L: 38 cm. Weight: 148.62 gram.

Decorated with acanthus leaves. Set with 6 cabochon cut welo opals (Ø 6x ca. 3,4 mm) and 3 briljant cut diamonds (1x approx. 0.03 ct. and 2x appro...

Hallmarks: 585. Set with 20 rose cut diamonds (20x Ø approx. 1 - 2 mm). LxW: 3.7 x 4.5 cm. Weight: 12.57 gram.

Hallmarks: tax mark J, maker's mark?. Set with one single cut and 19 rose cut diamonds (2x approx. 0.03 ct. and 18x approx. 0.01 ct.) in a sterlin...

With matted details. Hallmarks: 585 in oak leaf. Makers mark: Lépé. With 9 cabochon cut amethysts (Ø 9x approx. 9.7 mm). L: 18.5 cm. Weight: 23.26...

Hallmarks: 585. Maker's mark: presumably Goudsmit n.v. / b.v., Handelmij., Eduard, Rotterdam & Schoonhoven / 's Hertogenbosch, The Netherlands, 19...

Cameo depicting a village scene. Hallmarks: 585. Cameo size: approx. 4.8 x 3.9 cm. LxW: 5.4 x 4.8 cm. Weight: 19.37 gram.

Hallmarks: 750. With one brilliant cut, 4 Swiss cut and 13 single cut diamonds (1x approx. 0.23 ct. / 1x approx. 0.13 ct., 1x approx. 0.11 ct. and...

Hallmarks: 585, KOBU. Set with cultured freshwater pearls (Ø approx. 7.0 - 7.5 mm). L: 21 cm. Weight: 25.12 gram.

Hallmarks: 750, DEP. A.A. Maker's mark: A AUGIS. The Italian text "Di Ieri, Di Domani" translates to "More than yesterday, Less than tomorrow". It...

Hallmarks: oak leaf. With a cabochon cut welo opal (approx. 9.7 x 7.2 mm). LxW: 5.6 x 0.8 cm. Weight: 2.21 gram.

Presumably Victorian, 73,5% gold. Hallmarks: 585. Set with two cabochon cut natural blue sapphires and a star sapphire with 6-pointed asterism (Ø ...

Hallmarks: 585. Set with 4 rose cut diamonds (4x Ø approx. 2.3 mm) and Verneuil synthetic ruby. Clarity: SI1, color: G. Ring size: 18 mm / 56.5 mm...

Portrait of a graceful woman. Hallmarks: 750. Maker's mark: 2 OR, Italy. Cameo size: approx. 4.0 x 3.0 cm. LxW: 5.4 x 3.6 cm. Weight: 13.23 gram.

Hallmarks: 585. Set with 8 single cut diamonds (8x approx. 0.02 ct.) in a white gold setting and a marquise cut synthetic spinel of approx. 9.61 c...

Hallmarks: 585. Set with 4 rose cut diamonds (Ø 4x approx. 1.6 mm) and 4 freshwater pearls (Ø 4x approx. 4.0 mm). Clarity: SI2, color: H-I. LxW: 2...

Hallmarks: 750. With 37 brilliant cut and single cut diamonds (1x approx. 0.02 ct., 6x approx. 0.01 ct. and 30x approx. 0.005 ct.). Clarity: SI-P,...

With safety chain. Hallmarks: 585. Set with 17 rose cut diamonds (1x approx. 0.26 ct., 8x approx. 0.04 ct. and 8x approx. 0.02 ct.). Clarity: SI-I...

With engraved details. Hallmarks: 750. Set with a faceted amethyst (approx. 12.0 x 9.0 mm) and 16 Swiss cut diamonds (16x approx. 0.04 ct.) in a s...

Hallmarks: 0750. With 11 rose cut diamonds (Ø 1x approx. 2.6 mm and 10x approx. 1.8 mm) set in open settings. Clarity: VS2-SI1, color: G. LxW: 5.3...

Closure has graceful filigree. Hallmarks: 585. With cultured freshwater pearls (Ø approx. 3.0 mm). L: 44 cm. Weight: 25.99 gram.

Set with 14 brilliant cut diamonds (14x approx. 0.02 ct.) and an emerald cut natural emerald of approx. 2.98 ct. (approx. 9.82 x 8.29 x 5.28 mm). ...

Hallmarks: oak leaf. Set with 12 rose cut diamonds (1x approx. 4.5 mm, 2x approx. 3.0 mm, 5x approx. 2.5 mm, 2x approx. 1.80 mm and 2x approx. 1.4...

Hallmarks: 18C, 750, Pt I. Set with a cushion cut natural sapphire (approx. 10.1 x 8.1 mm) and 16 rose cut diamonds (Ø 16 x approx. 2.0 mm) in a g...

Hallmarks: 585. Maker's mark necklace: Hollandsche Kettingfabriek n.v., Voorschoten, The Netherlands, 1938 / 1970. Pendant set with a cabochon cut...

With safety clip. Hallmarks: 585, weight indication mark. Maker's mark: Hollandsche Kettingfabriek n.v., Voorschoten, The Netherlands, 1938 / 1970...

Hallmarks: 585. With 2 old European cut and 8 single cut diamonds (2x approx. 0.25 ct. and 8x approx. 0.01 ct.). Clarity: VS2, color: I-J. Ring si...

With screw poussettes. Hallmarks: 916, 22K, CT 0.889, NG 4.062. Set with 22 rose cut diamonds (Ø 2x approx. 4.2 mm and 20x approx. 1.5 mm). Clarit...

Hallmarks: 585. Set with a cabochon cut opal (Ø approx. 3.3 mm). L necklace: 86 cm and Ø pendant: 0.9 cm. Weight: 27.81 gram.

Hallmarks: Polish gold mark (P3, Poznan), 585, V. Set with 12 single cut diamonds (12x approx. 0.005 ct.) in a white gold setting. Clarity: VS, co...

With safety clip. Hallmarks: 750. With 16 brilliant and 47 single cut diamonds (16x approx. 0.02 ct. and 47x approx. 0.01 ct.). Clarity: SI, color...

With screw closure. LxW: 3.5 x 0.6 cm. Weight: 3.79 gram.

Set with a cabochon cut jade (approx. 18.90 x 12.80 mm). Ring size: 17 mm / 53 mm. Weight: 4.05 gram.

Hallmarks: Pt. Set with one old mine cut diamond (approx. 0.36 ct.). Clarity: P, color: G-H. Diamond with chip in setting at one side. Ring size: ...

Hallmarks: 585. Set with one single cut and 6 old European cut diamonds (1x approx. 0.05 ct. and 6x approx. 0.03 ct.). Clarity: SI2-P1, color: F-G...

Jewelry can be worn as a brooch without the eyelet. Hallmarks: 750. With 86 brilliant cut diamonds (86x approx. 0.005 ct.) and natural rubies, sap...

Hallmarks: 585, Pt I. Set with 32 rose cut diamonds (32x Ø approx. 1.5 mm) and an oval faceted synthetic sapphire in a Pt 900 platinum setting. Cl...

Hallmarks: 750, * 3397 AL, Made in Italy. Set with 8 brilliant cut diamonds (8x approx. 0.01 ct.). Clarity: VS1, color: G-H. The rubies are presum...

Hallmarks: 585. With 12 rose cut diamonds (Ø 2x approx. 4.7 mm, 2x approx. 2.0 mm and 8x approx. 1.5 mm). Clarity: SI, color: H-J. One diamond has...

With rose gold shoulders. Hallmarks: 585, ZI. Set with 12 rose cut diamonds (12x Ø approx. 2.80 mm) and an oval cut blue stone in a 925/1000 silve...

Hallmarks: 750. With 53 brilliant cut and single cut diamonds (53x approx. 0.02 ct.). Clarity: VS-P, color: G-L (various clarities and colors). Lx...

Hallmarks: 750, Pt I. Set with one brilliant cut and 22 single cut diamonds (1x approx. 0.35 ct. / 16x approx. 0.02 ct. and 6x approx. 0.01 ct.) i...

With floral details. Hallmarks: 750, K18. With 18 faceted rubies (Ø 1x approx. 2.7 mm and 17x approx. 1.8 mm). LxW: 3.9 x 2.9 cm. Weight: 14.01 gr...

Hallmarks: 18CT, 750, Pt II. Set with an old European cut diamond (1x approx. 0.14 ct.) and 35 rose cut diamonds (Ø 35x approx. 1,2 mm) in a Pt 85...

LxW: 4.1 x 0.8 cm. Weight: 3.3 gram.

Hallmarks: PL, Pt I. With 4 brilliant cut diamonds (2x approx. 0.15 ct. and 2x approx. 0.10 ct.) and two gray cultured freshwater pearls (Ø 2x app...

Hallmarks: 585. With 32 rose cut diamonds (32x Ø approx. 1.2 mm) in a white gold setting. Clarity: VS, color: G-H. Shows light signs of wear, in r...

Hallmarks: Pt I. With 34 brilliant, old mine and old single cut diamonds (10x approx. 0.06 ct., 4x approx. 0.05 ct., 8x approx. 0.02 ct. and 12x a...

Hallmarks: 585, maker's mark. Set with one brilliant and 11 single cut diamonds (1x approx. 0.09 ct. / 11x approx. 0.02 ct.). Clarity: VS2, color:...

Repoussé and hammered. Hallmarks: tax mark J. Maker's mark: L.H. de Nie, Oegstgeest / Haarlem, The Netherlands, 1932 / 1966. Set with a pear-shape...

Hallmarks: ZI. Set with a cabochon cut amazonite (approx. 16.0 x 10.8 mm). LxW: 7.7 x 2.2 cm. Weight: 7.7 gram.

Repoussé and hammered. Hallmarks: Z, tax mark J. Maker's mark: Gebroeders Reggers, Amsterdam, The Netherlands, 1934 / 1971. Set with a cabochon cu...