Products

Irene Byrne & Co

1950s White and Yellow Gold Diamond Wedding Band

$2,050.00

| /

Irene Byrne & Co

1960s Austrian Carved Floral Brooch

$3,600.00 $7,200.00

| /

Mid-century 1960s claw-set diamond trilogy ring.

Irene Byrne & Co

1960s Diamond Trilogy Ring in 18ct Yellow Gold

$9,100.00

| /

1960s_Italian_15ct_yellow_gold_geometric_link_bracele

Irene Byrne & Co

1960s Italian Modernist Geometric Bracelet

$15,000.00

| /

Irene Byrne & Co

1960s Sterling Silver Turquoise Modernist Ring

$1,550.00

| /

Irene Byrne & Co

1970s Smoky Quartz Seal

$1,900.00

| /

Irene Byrne & Co

4.49ct Ceylon Sapphire and Diamond Oval Cluster Ring

$53,000.00

| /

Irene Byrne & Co

American 1940s Diamond Bar Brooch

$4,100.00

| /

Antique 1912 signet ring made of 15ct yellow gold with an oval sardonyx gemstone.

Irene Byrne & Co

Antique 15ct Sardonyx Oval Signet Ring Chester 1912

$3,250.00

| /

Irene Byrne & Co

Antique 1920s 1.28ct Diamond Engagement Ring by C.D. Peacock

$19,000.00

| /

Circa 1925 Art Deco cultured pearl necklace with a sparkling diamond clasp.

Irene Byrne & Co

Antique 1920s Art Deco Akoya Pearl Necklace with Diamond Clasp

$7,500.00 $13,000.00

| /

Vintage 1920s Australian Hardy Brothers platinum engagement ring with diamonds.

Irene Byrne & Co

Antique 1920s Australian Hardy Brothers Platinum Diamond Engagement Ring

$5,200.00

| /

Antique 1920s diamond daisy cluster ring crafted in 18ct yellow gold, featuring a stunning floral design with multiple sparkling diamonds.

Irene Byrne & Co

Antique 1920s Diamond Daisy Cluster Ring in 18ct Yellow Gold

Sold

| /

Natural near‑round pearl cluster ring by Hardy Brothers, platinum setting with F‑G VS diamonds, ideal heirloom.

Irene Byrne & Co

Antique 1920s Hardy Brothers Natural Pearl Cluster Ring

$8,750.00

| /

Antique diamond ring circa 1925 with 1.80ct Old European cut centre, 14 single cuts, 18ct white gold — classic antique engagement ring

Irene Byrne & Co

Antique 1920s Old European Cut Diamond Crossover Ring

$31,000.00

| /

Vintage 1920s posy cluster engagement ring side view highlighting contrasting 18ct white top and yellow gold band.

Irene Byrne & Co

Antique 1920s Old European Cut Diamond Posy Cluster Ring

$4,400.00

| /

Irene Byrne & Co

Antique 1920s Old European Cut Diamond Ring

$8,000.00

| /

Old European Cut Diamond Ring, capturing the elegance of early 20th-century jewelry.

Irene Byrne & Co

Antique 1920s Old European Cut Diamond Square Cluster Ring

Sold

| /

A antique 1920s 2.45ct old mine cut diamond ring set in 18ct white gold shown on the finger.

Irene Byrne & Co

Antique 1920s Old Mine Cut 2.45ct Diamond Engagement Ring

$31,000.00

| /

Antique turquoise ring from 1925, highlighting the smooth oval turquoise stone complemented by six single-cut diamonds set in the band.

Irene Byrne & Co

Antique 1920s Oval Turquoise and Diamond Ring

Sold

| /

A stunning vintage quatrefoil diamond ring displayed in a plush purple velvet box. Perfect for antique jewelry enthusiasts.

Irene Byrne & Co

Antique 1920s Quatrefoil Cluster Ring with Old European Cut Diamonds

$3,800.00

| /

Unique handcrafted ruby and diamond cushion cluster ring, circa 1920s, featuring a saw-pierced gallery and elegant design.

Irene Byrne & Co

Antique 1920s Ruby and Diamond Cluster Ring

$6,700.00

| /

An antique sapphire ring featuring a square blue gemstone surrounded by a halo of sparkling diamonds, displayed in a velvet-lined jewellery box.

Irene Byrne & Co

Antique 1920s Sapphire and Diamond Square Cluster Ring

$5,100.00

| /

Antique Art Deco engagement ring 1.25ct round brilliant with geometric baguette details and pavé set shoulders in an antique box.

Irene Byrne & Co

Antique 1930s Art Deco 1.25ct Diamond Engagement Ring

$10,000.00

| /

Vintage Rhoda Wager opal brooch from circa 1930, highlighting unique Australian craftsmanship and design.

Irene Byrne & Co

Antique 1930s Australian Opal Doublet Brooch by Rhoda Wager

$3,000.00

| /

Close-up of a color change Ceylon sapphire cluster ring set with diamonds.

Irene Byrne & Co

Antique 1930s Ceylon Sapphire and Diamond Cluster Ring

Sold

| /

Vintage Colombian emerald engagement ring with emerald‑cut 1.15ct centre and G‑colour old European diamonds.

Irene Byrne & Co

Antique 1930s Emerald Cut Emerald and Diamond Three Stone Ring

$21,700.00

| /

One-of-a-kind 1930s emerald cut sapphire statement ring adorned with early single cut diamonds.

Irene Byrne & Co

Antique 1930s Emerald Cut Sapphire and Diamond Ring

$10,200.00

| /

A close up of the very elegant 1930s antique diamond flower cluster ring

Irene Byrne & Co

Antique 1930s Old European Cut Diamond Flower Cluster Ring

Sold

| /

Antique Rhoda Wager silver ring from the 1930s, featuring a beautiful citrine stone and floral embellishments.

Irene Byrne & Co

Antique 1930s Rhoda Wager Floral Design Citrine Ring in Silver

Sold

| /

A stunning round 11.00ct oval citrine highlights the magnificent ring made by Australian jewellery designer, Rhoda Wager

Irene Byrne & Co

Antique 1930s Rhoda Wager Oval Citrine Silver Gum Leaf Ring

Sold

| /

Vintage_Ruby_Diamond_Ring_in_18ct_Yellow_Gold_Circa_1935

Irene Byrne & Co

Antique 1930s Ruby and Diamond Ring

$4,650.00 $9,300.00

| /

A pair of timeless Vintage 4.20ct Old European Cut Diamond Earrings from the 1920s

Irene Byrne & Co

Antique 4.20ct 1920s Old European Cut Diamond Stud Earrings

$103,000.00

| /

Antique Art Deco jewelry collectible featuring a diamond openwork ring with intricate designs.

Irene Byrne & Co

Antique Art Deco 2.10ct Diamond Plaque Ring

$13,000.00

| /

Vintage Art Deco diamond cluster ring in platinum, featuring twin old European cut diamonds and single cut diamonds.

Irene Byrne & Co

Antique Art Deco Diamond Cluster Ring in Platinum

$14,000.00

| /

Antique Art Deco sapphire and diamond tonneau-shaped cluster ring from the 1930s with a royal blue cushion cut sapphire.

Irene Byrne & Co

Antique Art Deco Sapphire and Diamond Cluster Ring

$6,700.00

| /