The company was initially established as a partnership between Leopoldo Gori and Carlo Zucchi, two skilled goldsmiths who combined their expertise to create exquisite jewellery pieces. The name "UnoAErre" was derived from the initials "A.R." (Arezzo) and the word "Uno," meaning "one" in Italian, signifying the brand's commitment to excellence and craftsmanship.

In the early days, UnoAErre focused on producing affordable jewellery for the mass market. The company's success was due in part to its use of new manufacturing techniques that allowed it to produce jewellery at a lower cost than its competitors. In the 1950s, UnoAErre introduced the concept of hollow gold jewellery, revolutionizing the industry with its lightweight yet durable pieces. This innovation allowed the brand to create intricate designs that were more affordable and accessible to a wider audience. As UnoAErre continued to expand its operations and diversify its product offerings, the company collaborated more...

62 items found:

These items have been sold, and the description, image and price are for reference purposes only.

Amethyst pendant and chain, 18ct yellow gold, bezel set with a…

Amethyst pendant with diamonds on 18ct gold chain, 9ct chain

Amethyst pendant and chain, 18ct yellow gold, bezel set with a fine deep purple oval mixed cut amethyst, with thread set round brilliant cut diamonds, with brooch fitting and articulated bail/enhancer fitting, stamped '750', together with fine 9ct rose…

Unoaerre gold necklace circa 1968, composed of graduating…

1968 Unoaerre Gold Fringe Necklace with Textured Accents, Signed

Unoaerre gold necklace circa 1968, composed of graduating fringe with textured accents, suspended from lines of gold beads, signed Uno Ar, 750, Italian registry mark 1 Ar, weight 52.2gm, length 40 cm.

Unoaerre 18ct yellow gold bar link necklace set with 14x coral…

Unoaerre 18ct Gold Necklace with Coral Links, 40g

Unoaerre 18ct yellow gold bar link necklace set with 14x coral links, marked unoaerre 750. Approx length 84 cm, width 2.4 mm, weight 40 grams

Unoaerre 18ct yellow gold rope chain necklace marked 750.…

Unoaerre 18ct Yellow Gold Rope Chain Necklace, 64cm Length

Unoaerre 18ct yellow gold rope chain necklace marked 750. Approx weight 9.41 grams, length 64 cm, width 2 mm

Unoaerre 18ct gold charm bracelet, Italy, property from a…

18ct Gold Charm Bracelet with Sovereign and Ancient Coins

Unoaerre 18ct gold charm bracelet, Italy, property from a prominent European collector, modelled as a line of textured interlocking oval links between polished connectors, decorated with a sovereign, Peru Una, 20 Lira, two replica ancient coins, and a…

Italian 18ct yellow gold Foxtail chain necklace marked 750…

18ct Yellow Gold Foxtail Chain Necklace, UnoAerre Arezzo, 70cm Length

Italian 18ct yellow gold Foxtail chain necklace marked 750 UnoAerre Arezzo. Weight 26.55 grams, width 2 mm, length 70 cm

Gents Italian 14ct white gold multi diamond ring, stamped…

Italian 14ct White Gold Multi Diamond Ring with UnoAerre Stamp

Gents Italian 14ct white gold multi diamond ring, stamped UnoAerre, 14k, featuring fifteen small round cut diamonds across a cluster of three rows of five, on a textured white gold band, total weight 4.39gm, size T

Italian 18ct gold earrings, stamped 750, UnoAerre, in the form…

Italian 18ct Gold UnoAerre Earrings with Circular Links and Balls

Italian 18ct gold earrings, stamped 750, UnoAerre, in the form of two circular conjoined links with textured and polished finish, with ball terminals, with post backs, total weight 3.85gm, drop 19 mm (2)

Italian 18ct White gold, diamond & pearl drop V collar necklace.…

18ct White Gold Diamond & Pearl V Collar Necklace, UnoAerre

Italian 18ct White gold, diamond & pearl drop V collar necklace. marked 750 UnoAerre Approx weight 25 grams, length 41 cm, burnished double mesh chain 4 mm tests as 17ct

Italian 9ct yellow gold collar necklace marked Unoaerre 375…

Italian 9ct Yellow Gold Collar Necklace by Unoaerre, 30.57g

Italian 9ct yellow gold collar necklace marked Unoaerre 375 AR(ezzo)., 45 cm length width 10 mm, weight 30.57 grams

Mid century Italian silver chain & toggle bracelet marked 800…

Italian 800 Silver Chain Bracelet with Toggle Clasp, 15mm Wide

Mid century Italian silver chain & toggle bracelet marked 800 UnoAerre. Approx chain width 15 mm, length 16 cm

9ct rose gold figaro chain bracelet marked UnoAerre 375, length…

9ct Rose Gold Figaro Chain Bracelet UnoAerre 375, 6.7g 19.5cm

9ct rose gold figaro chain bracelet marked UnoAerre 375, length 19.5 cm, approximate total weight 6.7 grams, marked UnoAerre 375, length 19.5 cm, approximate total weight 6.7 grams

Italian 9ct gold bracelet, stamped 375, UnoAerre, Arezzo, in…

Italian 9ct Gold UnoAerre Bracelet, Elongated Curb Link Design

Italian 9ct gold bracelet, stamped 375, UnoAerre, Arezzo, in elongated curb link design, with parrot clasp, total weight 12.24gm, total length 19.5 cm

Italian 9ct gold bracelet, stamped Italy, 375, UnoAerre, Arezzo,…

Italian 9ct Gold Bracelet with Heart Clasp, UnoAerre, Arezzo

Italian 9ct gold bracelet, stamped Italy, 375, UnoAerre, Arezzo, in flattened gate link with 9ct gold heart shaped clasp, total weight 5.36gm, total length 17.5 cm

Italian 9ct gold bracelet, stamped Italy, 375, UnoAerre Arezzo,…

9ct Gold UnoAerre Arezzo Bracelet, Stamped Italy, Weight 6.61gm

Italian 9ct gold bracelet, stamped Italy, 375, UnoAerre Arezzo, weight 6.61gm, total length 19 cm

Italian 9ct gold earrings, stamped 375, UnoAerre, Arezzo, in…

UnoAerre Arezzo 9ct Gold Earrings Cross Hatch Design 20mm

Italian 9ct gold earrings, stamped 375, UnoAerre, Arezzo, in pierced cross hatch design tapering towards the fixings, total weight 5.65gm, outer diameter 20 mm

Italian 9ct gold bracelet, stamped 375, UnoAerre, Arezzo, with…

Italian 9ct Gold Bracelet with Textured Design, UnoAerre, Arezzo

Italian 9ct gold bracelet, stamped 375, UnoAerre, Arezzo, with textured design to circular links, total weight 5.78gm, total length 20 cm

Tri colour enamel & 9ct yellow gold oval bangle with spring…

Tri Colour Enamel & 9ct Gold Oval Bangle, Italy UnoAerre

Tri colour enamel & 9ct yellow gold oval bangle with spring loaded hinge and safety catch. Marked 375 Italy UnoAerre, inside size 6 x 5 cm, weight 6.36 grams

Italian 9ct gold hoop earrings, stamped 375, UnoAerre, in…

Italian 9ct Gold Hoop Earrings by UnoAerre, Wrought Twist Design

Italian 9ct gold hoop earrings, stamped 375, UnoAerre, in wrought twist hoop design, total weight 2.44gm, outer diameter 45 mm

Italian 9ct gold hoop earrings, marked UnoAerre, Arezzo, 375,…

UnoAerre 9ct Gold Twist Hoop Earrings, 47mm Diameter

Italian 9ct gold hoop earrings, marked UnoAerre, Arezzo, 375, in wrought twist design, hollow centered, total weight 2.41gm, outer diameter 47 mm

Italian 9ct gold bamboo earrings, marked UnoAerre, Arezzo Italy,…

Italian 9ct Gold Bamboo Hoop Earrings, UnoAerre Marked

Italian 9ct gold bamboo earrings, marked UnoAerre, Arezzo Italy, 375, in hoop bamboo design, total weight 1.83gm, 2.3 cm diameter (2)

Italian 14ct yellow gold chain, marked 585, Arezzo, UnoAerre,…

Italian 14ct Gold Chain by UnoAerre, 50cm Length

Italian 14ct yellow gold chain, marked 585, Arezzo, UnoAerre, in a flat laced link design, total weight 4.93gm, total length 50 cm

Italian 9ct yellow gold chain, marked 375, Arezzo, UnoAerre, of…

UnoAerre 9ct Yellow Gold Chain, 7.82gm, 45cm

Italian 9ct yellow gold chain, marked 375, Arezzo, UnoAerre, of flat laced link design, total weight 7.82gm, total length 45 cm

Italian abstract 9ct rose gold opera length chain marked…

Unused 9ct Rose Gold Opera Length Chain by UnoAerre

Italian abstract 9ct rose gold opera length chain marked UnoAerre 375, length 88 cm, weight 4.3 grams G4109, unused

9ct rose gold rope twist hoop earrings marked 375 UnoAerre,…

Rose Gold Rope Hoop Earrings - UnoAerre 375, 2.3g

9ct rose gold rope twist hoop earrings marked 375 UnoAerre, weight 2.3 grams, width 23 mm

George V 1918 gold sovereign set pendant the setting is 18ct…

1918 Gold Sovereign Pendant with Bombay I Mark

George V 1918 gold sovereign set pendant the setting is 18ct yellow gold marked 750 UnoAerre. The coin is marked I for Bombay, total weight 11.9 grams

Two tone 9ct gold heart pendant marked 375 Unoaerre, weight 0.3…

Two-tone 9ct Gold Heart Pendant by Unoaerre (0.3g)

Two tone 9ct gold heart pendant marked 375 Unoaerre, weight 0.3 grams

A vintage gold necklace, flat interwoven flexible links with…

18ct Gold Vintage Necklace by Unoaerre

A vintage gold necklace, flat interwoven flexible links with box clasp. 18ct gold. Total weight 35.50 grams. Width 7 mm. Length 42 cm. Hallmarked 'Unoaerre'.

Italian 14ct gold fine bracelet, marked 585, UnoAErre, Arezzo,…

Italian 14ct Gold Bracelet, UnoAErre, 1.48gm, 17.5cm

Italian 14ct gold fine bracelet, marked 585, UnoAErre, Arezzo, total weight 1.48gm, total length 17.5 cm

Italian 18ct gold chain, marked 750, UnoAErre, Arezzo, with box…

18ct Italian Gold Chain with UnoAErre Marking and Box Clasp

Italian 18ct gold chain, marked 750, UnoAErre, Arezzo, with box clasp, total weight 35.40gm, chain width 6 mm, total length 51 cm

Heavy sterling silver bracelet marked 925 Ar, UnoAerre, length…

Heavy UnoAerre Sterling Silver Bracelet, 99.5g, 21cm Length

Heavy sterling silver bracelet marked 925 Ar, UnoAerre, length 21 cm, width 12-18 mm, weight 99.5 grams, mixed high polish and burnished textured finish. Flip lock clasp needs tightening

Modernist sterling silver earrings marked UnoAerre Italy 925,…

UnoAerre Italy 925 Modernist Sterling Silver Earrings, 44x9mm

Modernist sterling silver earrings marked UnoAerre Italy 925, size 44 x 9 mm

Large 9ct rose gold stud earrings marked 375 Unoaerre, size 25…

9ct Rose Gold Unoaerre Stud Earrings, 2.6g, 25x14mm

Large 9ct rose gold stud earrings marked 375 Unoaerre, size 25 x 14 mm, weight 2.6 grams

18ct yellow gold 'rope' chain link necklace marked 750 UnoAerre,…

18ct Yellow Gold Rope Chain Necklace UnoAerre 40cm 4g 0.9mm

18ct yellow gold 'rope' chain link necklace marked 750 UnoAerre, width 0.9 mm, length 40 cm, weight 4 grams

18ct yellow gold multi strand bracelet with flower and chain…

Multi-Strand Flower Bracelet in 18ct Yellow Gold

18ct yellow gold multi strand bracelet with flower and chain links. Marked 750 UnoAerre, length 19 cm, weight 10.2 grams

Vintage 9ct yellow gold open heart earrings marked 375 UnoAerre…

UnoAerre Italy 9ct Gold Open Heart Earrings, 1.5g

Vintage 9ct yellow gold open heart earrings marked 375 UnoAerre Italy, length 18 mm, weight 1.5 grams

18ct yellow gold fleur de lis charm / pendant marked 750…

750 Gold Fleur de Lis Charm Pendant, UnoAerre

18ct yellow gold fleur de lis charm / pendant marked 750 UnoAerre. Weight 0.9 grams, length 18 mm

9ct yellow gold open heart pendant marked 375 UnoAerre, Weight…

UnoAerre Yellow Gold Open Heart Pendant - 2.2g

9ct yellow gold open heart pendant marked 375 UnoAerre, Weight 2.2 grams, width 21 mm

9ct yellow gold heart pendant and chain necklace. Marked 375…

9ct Gold Heart Pendant Necklace by Unoaerre

9ct yellow gold heart pendant and chain necklace. Marked 375 Unoaerre and 375 to the chain. Pendant width 12.6 mm, chain length 38 cm, weight 4.4 grams

Vintage 18ct yellow gold and red enamel brooch marked 750…

Vintage 18ct Gold & Red Enamel Brooch by UnoAerre

Vintage 18ct yellow gold and red enamel brooch marked 750 UnoAerre, weight 8 grams, length 39 mm

9ct yellow gold stud earrings marked Italian 375 unoaerre.…

Italian 9ct Gold Stud Earrings, 9mm, 1.2g

9ct yellow gold stud earrings marked Italian 375 unoaerre. Width 9 mm, weight 1.2 grams

18ct yellow gold bracelet with oval twist chain, marked 750…

Oval Twist Chain 18ct Gold Bracelet by UnoAerre

18ct yellow gold bracelet with oval twist chain, marked 750 UnoAerre. Chain width 7.5 mm, length 18 cm, weight 9.3 grams

18ct yellow gold snake chain marked 750 unoaerre. Approx width…

18ct Gold Snake Chain with Kinks - 45cm Length

18ct yellow gold snake chain marked 750 unoaerre. Approx width 0.85 mm, weight 4.6 grams, length 45 cm, has kinks

9ct yellow gold snake chain and bead bracelet marked 375…

Unoaerre 9ct Gold Snake Chain Bracelet - 19cm Length

9ct yellow gold snake chain and bead bracelet marked 375 Unoaerre, width 1.3 mm-4 mm, length 19 cm, weight 3.6 grams

A beautiful woven gold collier by Unoaerre Italy, 18ct yellow…

Triple Row Woven Gold Collier by Unoaerre Italy

A beautiful woven gold collier by Unoaerre Italy, 18ct yellow gold, marked to clasp Unoaerre, carat stamped 750, presented as a modern triple row woven collier flexible gold with interlocking further detail running through the panels, the piece completed…

9ct rose gold 11 mm Cuban link bracelet marked 375 Italy…

11mm Unoaerre Cuban Link Bracelet in 9ct Rose Gold

9ct rose gold 11 mm Cuban link bracelet marked 375 Italy Unoaerre. Approx length 22 cm, weight 79.8 grams

9ct rose gold 7 mm Cuban link bracelet marked 375 Italy…

Unoaerre 9ct Rose Gold Cuban Link Bracelet, 23.6g

9ct rose gold 7 mm Cuban link bracelet marked 375 Italy Unoaerre. Approx length 18 cm, weight 23.6 grams

9ct rose yellow gold 7 mm Cuban link necklace marked 375…

Unoaerre 9ct Gold Cuban Link Necklace - 60cm

9ct rose yellow gold 7 mm Cuban link necklace marked 375 Unoaerre, approx length 60 cm, weight 78 grams

9ct yellow gold hoop earrings marked 375 Italy Unoaerre. Approx…

Unoaerre 375 Italy 9ct Gold Hoop Earrings - 19.5mm

9ct yellow gold hoop earrings marked 375 Italy Unoaerre. Approx width 19.5 mm, weight 1 grams

Diamond pendant, featuring an estimated 0.20ct old European cut…

Vintage Diamond Pendant in 9ct Gold Chain

Diamond pendant, featuring an estimated 0.20ct old European cut diamond, bead set within a 9ct yellow gold stepped square frame and suspended from a fine 9ct yellow gold chain with springring clasp, chain stamped 'Unoaerre 375', 3.73 grams length 43 cm…

9ct two tone gold rope twist bracelet marked 375 unoaerre to…

Two-Tone Gold Rope Bracelet by Unoaerre (375)

9ct two tone gold rope twist bracelet marked 375 unoaerre to slide clasp. Approx double strand chain width 5 mm each, length 19.5 cm, weight 26 grams

An Italian gold necklace by Unoaerre, comprising fancy curb…

Unoaerre 9ct Gold Fancy Curb Link Necklace

An Italian gold necklace by Unoaerre, comprising fancy curb links, signed, in 9ct gold, total length 440 mm.

A sterling silver link bracelet, by Italian designer brand…

UnoAErre Sterling Silver Link Bracelet (30.4g)

A sterling silver link bracelet, by Italian designer brand UnoAErre. Weight 30.4g.

UnoAErre, Waterfall necklace, c. 1950, featuring three strands…

UnoAErre Ruby Waterfall Necklace

UnoAErre, Waterfall necklace, c. 1950, featuring three strands of brushed 18ct yellow gold links in a waterfall design, each ending in six claw set graduating rubies, stamped with Italian Hallmarks '1 Ar 750 Uno-Ar, 54.44 grams length 50 cm

An Italian gold bracelet, of twisted rope design, in yellow and…

UnoAErre Twisted Rope Gold Bracelet - Italian Design

An Italian gold bracelet, of twisted rope design, in yellow and white gold, signed UnoAErre, total length 190 mm.

Italian 18ct yellow gold necklace with bolt clasp, by Unoaerre,…

Unoaerre 18ct Gold Necklace - 35g, 44cm Length

Italian 18ct yellow gold necklace with bolt clasp, by Unoaerre, weight 35 grams, size 44 cm length

Tigers eye and old cut diamond earrings, with post fittings,…

Tigers Eye and Diamond Earrings by Brev UNOAERRE

Tigers eye and old cut diamond earrings, with post fittings, marked Brev UNOAERRE

An Italian gold necklace by Unoaerre, the fancy link necklace…

Unoaerre 18ct Gold Fancy Link Necklace - 450mm Length

An Italian gold necklace by Unoaerre, the fancy link necklace styled in 18ct gold, total length 450 mm

An 18ct gold puzzle ring by Unoaerre, composed of 6 bands. Wt.…

Unoaerre 18ct Gold Puzzle Ring with 6 Bands

An 18ct gold puzzle ring by Unoaerre, composed of 6 bands. Wt. 13g. Size W.

Two pairs of elephant earrings, the first, designed as a carved…

Elephant Earrings with Diamonds, Rubies, Emeralds, and Coral

Two pairs of elephant earrings, the first, designed as a carved coral elephant with gold ropetwist bridle decoration, suspended from a gold link chain set with two round brilliant-cut diamond collets, to the circular-shaped coral surmounts, the second, a…

A suite of gold jewellery, by UnoAErre, comprising a necklace…

UnoAErre Gold Curb-Link Necklace & Bracelet Set

A suite of gold jewellery, by UnoAErre, comprising a necklace and a matching bracelet, designed as a series of polished yellow gold curb-links, interspersed by white and yellow gold circular connecting-links, stamped UnoAErre, mounted in 18 carat gold,…

A gold cocktail bracelet, by UnoAErre, circa 1970, of flexible…

UnoAErre 18K Rose Gold Cocktail Bracelet

A gold cocktail bracelet, by UnoAErre, circa 1970, of flexible design, the wide band comprised of five rows of polished domed navette-shaped panels, with textured detail, mounted in 18 carat rose gold, Italian assay marks, weighing 52.9 grams, length 20.…