South Sea pearl ring with diamonds Germany 21st C. Yellow gold 18k. Elevated front, centrally set with one golden-coloured South Sea cultured pear...

Pair of antique-like hoop earrings with diamonds Germany 2000s. Yellow and white gold 14k. Hoop earrings with hinge on posts, openworked geometric...

Alliance diamond bracelet weighing almost 5 carats Germany 21st C. Yellow gold 14k. All-round movable, square links, completely set with 62 brilli...

Vintage brooch with diamonds Germany 1970s. Yellow and white gold 18k. Transverse oval, smooth front, laterally set with seven brilliant-cut diamo...

Band ring with diamond solitaire Germany 1990s. Yellow and white gold 14k. Wide ring band with hammered finish and all-round cord band, centrally ...

Mid-Century gold bracelet Laboratorio Orafo Nicoli-Scola, Vicenza 1960s. Yellow gold 18k, partially rhodium-plated. All-round three large, flatten...

Vintage bow brooch «Infinite Sparkle» with diamonds Goldschmiedemeister Köhler, Freiburg i.Br. Mid 20th C. Yellow gold 14k. Front in the shape of ...

Bicolour pullover byzantine chain Germany 2000s. Yellow and white gold 14k. All-round alternating polished yellow gold and corded white gold links...

Bicolour Retro watch chain Germany 1930s. Red gold 14k (tested) and platinum (tested). All-round alternating corded cable links and oval oat grain...

Jakob, Otto Born 1951 Säckingen, lives and works in Karlsruhe.Ring «Pfeil (arrow)».1986. Yellow gold 18k. Open, wide, slightly domed ring band in ...

Solid bicolour curb bracelet Italy 1990s. Yellow gold 18 and partially rhodium-plated white gold. All-round solid, polished and flat-rolled curb l...

Wempe band ring with diamond solitaire and diamond rivière Hamburg 2006. Yellow and white gold 18k. Wide, slightly domed front, centrally set with...

Pair of lotus flower ear clips with diamonds Germany 1990s. Yellow and white gold 18k (tested). French clip, front in the shape of a large lotus b...

Wempe necklace pendant with diamonds Hamburg 2005. Yellow and white gold 18k. Bicolour, round, domed pendant on triangle bail, centrally set with ...

Grossé bow brooch Henkel & Grosse, Pforzheim 1965. Yellow gold 18k. Round, curved and openworked front with finely engraved, stylised foliage. Hal...

Vintage gold bangle Dupré, Hagen 1980s. Yellow gold 14k. Oval, broad, polished bangle with hinge. Hallmark and manufacturer's mark.H 5,3, W 6,1 cm...

Tiffany & Co. charm bracelet «Atlas» Italy 2003. Yellow gold 18k. All-round round and oval anchor links with five pendants in the shape of a Roman...

Pullover necklace with turquoises Germany late 20th C. Yellow gold 14k. All-round bar and cable links, alternating with eight polished, non-round ...

Ring with turquoise Germany mid 20th C. Yellow gold 14k. High oval front, centrally set with a turquoise cabochon weighing approx. 13,40 carats. H...

Butterfly necklace with turquoise and diamonds Germany 2000s. Yellow gold 18k. Anchor links, front with a butterfly of cut turquoise (H 12,4, W 16...

Butterfly ring with turquoise and diamonds Germany 2000s. Yellow gold 18k. Front in the shape of a butterfly made of cut turquoise (H 12,4, W 16,4...

Pendant with smoky green tourmaline on pullover chain Germany 1960s. Yellow gold 14k (tested). Rolo link necklace without clasp. Wide triangle bai...

Ring «Labyrinth» with agate and diamonds Germany early 20th C. Yellow gold 14k. Slightly elevated, laterally openworked front, set with two cut ag...

Mid-Century ring with bottle-green diopside Germany 1950s. Yellow gold 14k. High oval, openworked front, centrally set with an oval-cut diopside w...

Ring with dark green tourmaline Germany 1990s. Yellow gold 18k (tested). Solid, smooth ring band, laterally one triangular relief, rectangular fro...

Bicolour vintage diamond ring Clemens Wolff, probably Germany 1970s. Yellow and white gold 14k. Bowl-shaped, deepened front, centrally set with th...

Bicolour vintage diamond ring Clemens Wolff, probably Germany 1970s. Yellow and white gold 14k. Elevated, rectangular front with rounded corners, ...

Vintage croisé ring with diamonds Clemens Wolff, probably Germany 1980s. Yellow and white gold 14k. Several times divided, openworked front, set w...

Bicolour bracelet with diamonds Germany late 20th C. Yellow and white gold 14k. All-round alternating yellow gold bar links and white gold square ...

Art Deco bracelet with diamond and pearls Germany 1920s. Yellow gold 18k. All-round openworked bar links, the front centrally set with one old-eur...

Bicolour diamond ensemble Germany 1990s. Yellow and white gold 14k. 3 pieces. Consisting of a ring with a broad, curved front, set with eleven bri...

Bicolour diamond set Germany 1990s. Yellow and white gold 14k. 2 pieces, consisting of a ring with a two-parted, curved and laterally openworked f...

Alliance bracelet with diamonds Germany 21st C. Yellow gold 14k. All-round movable, square links, completely set with 62 brilliant-cut diamonds we...

Memory bracelet with diamonds Germany 1990s. Yellow gold 18k. All-round movable round links, completely set with 43 brilliant-cut diamonds weighin...

Rivière bracelet with diamonds Germany 21st C. Yellow gold 18k. Movable, oval links, frontally slightly graduated alternating oval links, set with...

Rivière necklace with diamonds weighing in total over 5 carats Germany 21st C. Yellow gold 18k. Movable, oval links, frontally slightly graduated ...

Heart pendant with diamonds on chain Germany 1990s. Yellow gold 18k (pendant) and yellow gold 14k (chain). Cable link chain. Half moulded, heart-s...

Bicolour ring with diamond solitaire and diamonds Birmingham 1988. Yellow gold 18k, and white gold rhodium-plated. Slightly elevated front, centra...

Band ring with diamond pave Germany 1990s. Yellow and white gold 14k. Wide front, three rows set with 13 brilliant-cut diamonds weighing in total ...

Vintage diamond ring «Moon Phase» Germany mid 20th C. Yellow and white gold 14k. Three-parted ring band, centrally set with one brilliant-cut diam...

Half memory ring with diamonds Moncara, Germany 2000s. Yellow gold 14k. Front set with seven brilliant-cut diamonds weighing in total 0,70 carats ...

Cocktail ring with pink tourmalines, sapphires and diamonds March, Singapore 21st C. Red gold 18k. Round, openworked, ornamental front, set with e...

Diamond ring with ruby mosaic Germany 1980s. Yellow gold 18k. Wide front, centrally set with an emerald-cut diamond weighing 1,50 carats VS, wesse...

Alliance bracelet with pigeon-blood red rubies Germany 1980s. Yellow gold 18k. All-round movable, square links, completely set with 51 brilliant-c...

Necklace with rubies and diamonds 1980s. Yellow gold 18k. Diagonal omega links, front set with three oval-cut rubies weighing in total approx. 1,3...

Ring with pigeon-blood red ruby and diamonds Early 21st C. Yellow gold 18k. Slightly elevated, openworked front, centrally set with one brilliant-...

Entourage ear studs with rubies and diamonds Early 21st C. Yellow gold 14k. Ear studs, set with one oval-cut ruby each, weighing in total approx. ...

Art Deco entourage ring with pink tourmaline and diamond roses Germany early 20th C. Yellow and white gold 14k. Slightly elevated, octagonal front...

Ruby bangle with diamonds 1980s. Yellow gold 18k. Smooth bangle with hinge, front set with 15 pear-cut rubies weighing in total approx. 4,90 carat...

Ruby necklace with diamonds 1980s. Yellow gold 18k. Flat-rolled cobra links, curved front with bar links, set with eight ruby navettes weighing in...

«Giardinetto» ring with rubies, emeralds and diamonds England 19th C. Yellow gold 14k (tested) and silver (tested). Floral, openworked front with ...

Art Deco ruby ring with diamonds England 1930s. Yellow and white gold 18k. Almond shaped, laterally openworked front, centrally set with a brillia...

Art Deco blossom ring with rubies and diamonds France around 1930/40. Yellow gold 18k and platinum. Marquise-shaped, openworked front, centrally s...

Biedermeier garnet brooch with pearls Germany around 1840. Foam gold (tested). Openworked front with volute decoration, centrally set with an oval...

Brooch «Bambi» with ruby Germany 1970s. Yellow gold 14k. Semi-sculpturally worked, finely engraved fawn, one single-cut ruby weighing approx. 0,01...

Vintage bar brooch with pearl Edelsteinschleiferei Gebr. Trenkle, Freiburg i.Br. mid 20th C. Yellow gold 14k. Openworked bar with leaf and engrave...

Pair of Belle Époque entourage earrings with oriental pearls and diamonds Germany around 1900/10. Yellow and white gold 18k (tested). Leverback ho...

Diamond solitaire ring with enamel decor Germany early 20th C. Yellow gold 18k (tested). Ring band with black symmetrical enamel stripes, centrall...

Belle Époque style bangle with pearls England 20th C. Yellow gold 9k. Smooth, oval bangle with hinge, elevated, openworked front, centrally set wi...