Products

Detailed image of a 1930s sapphire and diamond ring, highlighting the rectangular cluster and two-tone metal.

Irene Byrne & Co

Antique Art Deco Sapphire and Diamond Rectangular Cluster Ring

$7,500.00

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Art_Nouveau_c.1900_3.35ct_Diamond_Pendant

Irene Byrne & Co

Antique Art Nouveau 3.35ct Old European Cut Diamond Pendant

$15,000.00

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Alfred_Saunders_Sydney_Ring_with_Crossover_Diamond_Shoulders

Irene Byrne & Co

Antique Australian 1920s Three Stone Diamond Ring

$8,400.00

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Irene Byrne & Co

Antique Australian 1930s Rhoda Wager Amethyst Ring

$1,995.00

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Antique_2.62ct_Cushion_Old_Cut_Diamond_Ring

Irene Byrne & Co

Antique Australian 2.62ct Cushion Old Cut Diamond Ring

$30,000.00

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Antique Australian amethyst necklace in 9ct yellow gold, featuring three oval amethysts and a natural half pearl, circa 1910.

Irene Byrne & Co

Antique Australian 9ct Yellow Gold Amethyst Necklace

$4,700.00

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Close-up of Lamborn and Wagner dove motif on a colonial Australian brooch in 15ct yellow gold with rope frame.

Irene Byrne & Co

Antique Australian Colonial 15ct Green Sapphire Brooch

$3,000.00

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Australian_Amethyst_Vine_Leaf_Locket_Brooch

Irene Byrne & Co

Antique Australian Colonial Amethyst Vine Brooch with Locket

$5,500.00

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Irene Byrne & Co

Antique Australian Flower Posy Cluster Drop Pearl Earrings

$1,995.00

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Australian_Antique_Pearl_and_Green_Tourmaline_Pendant

Irene Byrne & Co

Antique Australian Pearl and Green Tourmaline Heart Pendant

$2,200.00

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Australian antique bangle by Duggin Shappere & Co., 15ct yellow gold floral sapphire and diamond bracelet worn on wrist

Irene Byrne & Co

Antique Australian Sapphire Diamond Bangle by Duggin Shappere

$7,000.00

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1920s-Three-Stone-Diamond-Trilogy-Ring_84306d77-1335-4727-a4d0-67261410c326

Irene Byrne & Co

Antique Australian Three Stone Diamond Trilogy Ring

$10,000.00

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Hinged bangle with crown and crescent design by Willis and Sons, crafted in 15ct yellow gold.

Irene Byrne & Co

Antique Australian Willis and Sons Diamond, Pearl and Sapphire Bangle

$5,000.00

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Willis & Co Edwardian 9ct yellow gold hinged bangle, Australian Colonial twisted rope design with repoussé floral panels, inner 62x53mm, circa 1905

Irene Byrne & Co

Antique Australian Willis and Sons Yellow Gold Bangle

$4,500.00

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Close-up of an antique hinged bangle featuring a natural black pearl surrounded by diamonds, held in hand.

Irene Byrne & Co

Antique Austro Hungarian ANTON DEUTSCH Black Pearl and Diamond Bangle

$13,000.00

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Irene Byrne & Co

Antique Demi-Parure Sardonyx Pendant and Earrings

$7,500.00

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Edwardian aquamarine drop earrings with pearls in 9ct gold, antique jewelry circa 1910.

Irene Byrne & Co

Antique Edwardian Aquamarine Drop Earrings

Sold

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Edwardian natural pearl and diamond garland drop pendant on an integral fine platinum chain.

Irene Byrne & Co

Antique Edwardian Diamond Pearl Drop Pendant Necklace

$3,500.00

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Solid crystal opal necklace from the Edwardian period, featuring vibrant opals and a fine link chain crafted in 9ct yellow gold.

Irene Byrne & Co

Antique Edwardian Lightning Ridge Solid Opal Pendant Necklace

$2,600.00

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Heirloom Edwardian jewelry pendant featuring natural pearl and diamonds, a lasting legacy piece for future generations.

Irene Byrne & Co

Antique Edwardian Natural Pearl and Diamond Pendant

$2,750.00 $5,500.00

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Irene Byrne & Co

Antique Edwardian Oval Ruby and Diamond Ring

$19,000.00

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Antique Edwardian earrings featuring a cluster of peridot, diamond, and pearl set in 15ct yellow gold, showcasing vintage elegance from the early 20th century.

Irene Byrne & Co

Antique Edwardian Peridot, Diamond and Pearl Cluster Earrings

$5,800.00

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An Edwardian gold pendant necklace with intricate patterns and a sophisticated charm.

Irene Byrne & Co

Antique Edwardian Ruby and Pearl Pendant Necklace

$7,500.00

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Stunning vintage compass fob pendant featuring bold cardinal directions, a perfect blend of historical charm and modern elegance for both men and women.

Irene Byrne & Co

Antique Edwardian Sterling Silver Compass Fob

Sold

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Vintage 1910 Ceylon sapphire and diamond ring, notable for its no heat treatment deep blue sapphire centerpiece.

Irene Byrne & Co

Antique French 10.48ct Ceylon Sapphire and Diamond Cluster Ring

$63,000.00

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Vintage ring with a central navy blue stone and diamond accents in a decorative box.

Irene Byrne & Co

Antique French 1920s Sapphire and Diamond Platinum Ring

$8,900.00

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Vintage_1914_Pearl_and_Diamond_Ring_Payton_Pepper___Sons_Ltd

Irene Byrne & Co

Antique Pearl and Diamond Ring by Payton, Pepper & Sons

$3,500.00

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Amethyst brooch with diamond details, worn by Russian nobility in the 1890s.

Irene Byrne & Co

Antique Russian 105.00ct Amethyst and Diamond Cabochon Brooch

Sold

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Exquisite antique Victorian 15ct gold necklace displayed on a stand, featuring a 46.5cm length, vintage jewelry.

Irene Byrne & Co

Antique Victorian 15ct Gold Gate Link Necklace

$13,000.00

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Antique Victorian gold bangle with pearls and rose cut diamonds.

Irene Byrne & Co

Antique Victorian 15ct Pearl and Diamond Bangle

$10,400.00

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Irene Byrne & Co

Antique Victorian 15ct Yellow Gold Oval Locket

$6,200.00

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15ct gold Victorian locket titled "Triumph & Hope" with textured background and detailed heraldic relief — antique locket

Irene Byrne & Co

Antique Victorian 15ct Yellow Gold Oval Locket

$5,000.00

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Irene Byrne & Co

Antique Victorian 18ct Banded Agate Onyx Snake Earrings

$3,600.00

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Antique Victorian 18ct gold neck collar with pendant slide ready for locket or fob.

Irene Byrne & Co

Antique Victorian 18ct Collar and Pendant Slide

$9,995.00

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The large scale of the antique 18ct yellow gold locket worn on a collar to show its impressive design

Irene Byrne & Co

Antique Victorian 18ct Yellow Gold Monogram Locket

$12,000.00

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Late Victorian locket in 9ct yellow gold featuring a classic bow motif.

Irene Byrne & Co

Antique Victorian 9ct Yellow Gold Locket with Bow Motif

$1,295.00

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