Rosenthal, Aronson & Co. was a prominent jewellery manufacturer based in Melbourne, Australia, that operated during the late 19th and early 20th centuries. The company was founded in the 1880s by Max Rosenthal and Isaac Aronson, who were both skilled jewellers with a passion for creating high-quality, unique pieces.

The company quickly gained a reputation for its innovative designs and exquisite craftsmanship, and it became one of the most successful jewellery manufacturers in Melbourne. Rosenthal, Aronson & Co. specialized in creating bespoke pieces for their clients, including engagement rings, brooches, bracelets, and necklaces.

In addition to their work as jewellers, Rosenthal and Aronson were also passionate about promoting the arts in Melbourne. They were involved in the founding of the National Gallery of Victoria, and were instrumental in establishing the city's reputation as a cultural hub.

Throughout the early 20th century, Rosenthal, Aronson & Co. continued to thrive, more...

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Antique Australian 9ct copper lined bangle marked Aronson 9ct…

Antique Aronson 9ct Copper Bangle - 66mm Inside Width

Antique Australian 9ct copper lined bangle marked Aronson 9ct copper lined, bangle width 7 mm, inside width 66 mm

Antique Australian 9ct rose gold bow brooch with drop bell…

9ct Rose Gold Bow Brooch with Bell Charm

Antique Australian 9ct rose gold bow brooch with drop bell charm marked 9ct, maker: Rosenthal Aronson & Co total weight 1.2 grams

Antique Australian 9ct rose gold night & day bracelet. Marked…

Antique 9ct Rose Gold Night & Day Bracelet

Antique Australian 9ct rose gold night & day bracelet. Marked to the padlock 9ct Aronson and touch marks 9C. chain width 9 mm, length 20 cm, weight 14.8 grams. With original retailers box Hollingdale & Kessell Sydney

Aronson & Co. antique 15ct gold star pendant/brooch set with…

Antique 15ct Gold Star Pendant/Brooch with Seed Pearls

Aronson & Co. antique 15ct gold star pendant/brooch set with seed pearls, 19th/20th century, pictorial marker's marks to back, 4 cm wide, 6.1 grams

Aronson of Melbourne antique bangle, rose gold finish over…

Antique Rose Gold Bangle, Melbourne, Early 20th Century

Aronson of Melbourne antique bangle, rose gold finish over copper, early 20th century, stamped '9ct copper lined', 9 cm diameter

An Australian antique 9ct gold peridot and pearl bracelet,…

Antique 9ct Gold Peridot and Pearl Bracelet by Aronson & Co

An Australian antique 9ct gold peridot and pearl bracelet, hollow oval links set alternately with a seed pearl and a collet set round cut peridot to integrated box clasp with safety chain, hallmarks for Aronson & Co. Width 10.4 mm, 1 link dented, length…

Antique Australian 9ct rose gold brooch set with seed pearls…

9ct Rose Gold Brooch with Seed Pearls and Red Gemstone

Antique Australian 9ct rose gold brooch set with seed pearls and red paste gemstone * off set. Marked 9ct Aronson, width 2 mm, weight 2.18 grams

An Australia diamond and 9ct gold bar brooch; Aronson; with…

Australian Diamond & Gold Bar Brooch with Safety Chain

An Australia diamond and 9ct gold bar brooch; Aronson; with safety chain. Weight (all in) 5.4g.

Antique Australian 9ct rose gold bar brooch set with an old cut…

Antique Rose Gold Bar Brooch with Sapphire, Aronson & Co

Antique Australian 9ct rose gold bar brooch set with an old cut colourless sapphire, marked Aronson & Co Melbourne 9, weight 3 grams

Two 9ct gold heart pendants includes a antique Australian piece…

9ct Gold Heart Pendants, Aronson & 9kt, 2.6g Total

Two 9ct gold heart pendants includes a antique Australian piece marked Aronson 9ct (bruised to the reverse) & and another marked 9kt, total weight 2.6 grams

Antique Australian 9ct yellow gold brooch for restoration…

Antique 9ct Gold Aronson Brooch for Restoration

Antique Australian 9ct yellow gold brooch for restoration marked Aronson 9 Melbourne Reg 3390, weight 1.2 grams

Aronson & Co. Melbourne crown and sword bar brooch, 9ct gold…

Melbourne Crown & Sword Bar Brooch with Seed Pearls

Aronson & Co. Melbourne crown and sword bar brooch, 9ct gold and seed pearls with red stones, 19th century stamped '9' with pictorial maker's marks 7.5 cm wide, 4.5 grams

Antique Australian 9ct rose gold brooch set with an aquamarine…

Australian 9ct Rose Gold Brooch with Aquamarine & Pearls

Antique Australian 9ct rose gold brooch set with an aquamarine and seed pearls. Marked Aronson Melbourne, item weight 4 grams

Antique Australian 15ct yellow gold locket marked Aronson 15ct…

Antique 15ct Gold Locket with Diamonds and Ruby

Antique Australian 15ct yellow gold locket marked Aronson 15ct (Melbourne), size 33 x 21 mm, weight 12.7 grams. Set with 2x Old mine cut diamonds & a Ruby (not tested for Verneuil or natural), minor bruise to the reverse

An early Australian 9ct yellow gold amethyst & seed pearl…

1890 Aronson & Co. Amethyst Brooch with Seed Pearls

An early Australian 9ct yellow gold amethyst & seed pearl brooch, Aronson & Co, circa 1890, Wt 2.9 grams

An Australian antique 15ct gold diamond bangle by Aronson & Co,…

Antique 15ct Gold Diamond Bangle with Red Paste Detail

An Australian antique 15ct gold diamond bangle by Aronson & Co, hinged bangle with applied decoration to top set with 2 old round cut diamonds and a red paste to rope twist and bead detail, safety chain attached, width 6.6 mm, internal diam. 57 x 50 mm,…

Aronson & Co. Of Melbourne, 9ct yellow gold shield shaped…

Aronson & Co. 9ct Gold Shield Locket with Red Stone

Aronson & Co. Of Melbourne, 9ct yellow gold shield shaped locket with red stone, stamped '9' flanked by pictorial marks, 2.5 cm high, 4.6 grams total

Aronson & Co. Of Melbourne, 9ct yellow sword jabot brooch, set…

9ct Yellow Sword Jabot Brooch with Seed Pearls

Aronson & Co. Of Melbourne, 9ct yellow sword jabot brooch, set with seed pearls, 19th century, stamped '9' flanked by pictorial marks, 8 cm wide, 2.5 grams

Aronson & Co. Of Melbourne (attributed), beautiful double sided…

Double-Sided Circular Locket with Seed Pearls and Red Stones

Aronson & Co. Of Melbourne (attributed), beautiful double sided circular photo locket, 9ct yellow gold set with seed pearls and red stones, late 19th century, 5 cm high overall

Aronson & Co. Of Melbourne, pair of 9ct gold mounded pendants…

Aronson 9ct Gold Banded Agate Pendants on Lithograph Card

Aronson & Co. Of Melbourne, pair of 9ct gold mounded pendants set with banded agate, 19th/20th century, mounted on original Aronson lithograph card. 5.5 cm high

Three 9ct yellow gold pieces for restoration includes an…

Gold Jewelry Restoration Lot

Three 9ct yellow gold pieces for restoration includes an antique Australian bar brooch marked Aronson 9, diamond set cross missing a stone and a name badge marked 9c (solder repair) Approx total weight 4 grams

An antique Australian 9ct gold Albertina chain, 5.7 mm wide…

Antique Australian 9ct Gold Albertina Chain, 23cm, 20.12g

An antique Australian 9ct gold Albertina chain, 5.7 mm wide curb links all stamped with 2 swivel clasps, applied Australian hallmark rubbed probably Aronson & Co, length 23 cm, wt. 20.12g.

An early Australian 9ct yellow gold diamond, sapphire & ruby…

An early Australian 9ct yellow gold diamond, sapphire & ruby shield bar brooch, Aronson & Co, Melbourne, Wt 4.9 grams

Antique Australian amethyst and 9ct yellow gold necklace,…

Antique Australian amethyst and 9ct yellow gold necklace, marked Aronson 9, weight 2.95 grams, chain length 37 cm, chain tests as 9ct

Antique Australian 9ct copper lined bangle marked Aronson 9ct…

Antique Australian 9ct copper lined bangle marked Aronson 9ct copper lined, band width 5 mm, inside diameter 64 mm, typical surface wear and colour loss

Antique Australian 15ct yellow gold brooch set with a rose cut…

Vintage Australian 15ct Gold Brooch with Diamond & Gemstones

Antique Australian 15ct yellow gold brooch set with a rose cut diamond & blue & red gemstones, marked Aronson & Co Melbourne. Approx weight 4.87 grams

Antique Australian 9ct rose gold lily of the valley, brooch,…

Antique Australian 9ct rose gold lily of the valley, brooch, set with see pearls & garnet doublets, marked 9ct Aronson, weight 4.7 grams, missing some seed pearls chip to stone