Diamond Rings

Distinguished buyers from around the world trust Harrington & Co as a purveyor of beloved estate jewellery. Extravagant vintage upmarket diamond rings will capture your heart. Review our selection of platinum and diamond settings, single solitaire, cluster, vintage Tiffany designs and our array of classic diamond cuts from Australia and Europe.

Our diamonds are accompanied by a valuation certificate by a member of the National Council of Jewellery Valuers.

Our portfolio of rare diamond rings are constantly changing. View our online diamond classics here.

Vintage 2.02ct F Si Diamond Cluster Ladies 14k White Gold Ring Size H Val $12750

Vintage 2.02ct F Si Diamond Cluster Ladies 14k White Gold Ring Size H Val $12750

$4,250

Vintage 2.02ct F Si Diamond Cluster Ladies 14k White Gold Ring Size H Val $12750 A vintage 14ct white gold Diamond cluster ring, Featuring 1 x raised princess cut Diamond with 52 micro claw set Diamonds and a further 2 joined contoured bands containing...

0.20cttw Diamond Contoured 14k White Gold Band / Ring Size N Val $2355

0.20cttw Diamond Contoured 14k White Gold Band / Ring Size N Val $2355

$795

0.20cttw Diamond Contoured 14k White Gold Band / Ring Size N Val $2355A vintage 14ct white gold contoured Diamond band / ring, Containing 13 x bead set Diamonds, mounted onto a 1.7mm wide white gold half round band. Finger size N. Total weight 2.70g...

0.72cttw Diamond Cluster 14k Gold Band / Ring Size R Val $5090

0.72cttw Diamond Cluster 14k Gold Band / Ring Size R Val $5090

$1,699

0.72cttw Diamond Cluster 14k Gold Band / Ring Size R Val $5090A vintage 14ct yellow gold Diamond cluster band / ring, Containing 16 x central Diamonds framed by 16 x bead set Diamonds either side, mounted onto a 7.3mm to 5.5mm wide yellow gold band...

1.39cttw Diamond Cluster 14k White Gold Band / Ring Size N Val $5260

1.39cttw Diamond Cluster 14k White Gold Band / Ring Size N Val $5260

$1,795

1.39cttw Diamond Cluster 14k Gold Band / Ring Size N Val $5260A vintage 14ct white gold Diamond cluster band / ring, Containing 10 x channel set central Diamonds framed by 13 x Diamonds either side, mounted onto a 5.9mm to 2.7mm wide white gold band...

1.00ct F SI2 & Princess Cut Diamond Set 18k Yellow Gold Ring Size K.5 Val$16800

1.00ct F SI2 & Princess Cut Diamond Set 18k Yellow Gold Ring Size K.5 Val$16800

$8,400

1.00ct F SI2 & Princess Cut Diamond Set 18k Yellow Gold Ring Size K.5 Val$16800 A vintage 18ct yellow gold diamond ring, Containing 1 x raised white gold claw set Diamond, mounted onto a 3.8 to 1.8mm wide band. Finger size K1/2, Total weight 4.60g...

Vintage Three Diamond 14k White Gold Ring Size O1/2 Val $3150

Vintage Three Diamond 14k White Gold Ring Size O1/2 Val $3150

$1,865

Vintage Three Diamond 14k White Gold Ring Size O1/2 Val $3150 Vintage 14ct white gold three brilliant cut diamond set antique style ring. Containing 3 x bead set diamonds surrounded with intricately pierced detailing, mounted onto a 1.5mm wide half...

3.00ct Cognac Diamond Set 14K Yellow Gold Cocktail Ring Sz N Val $7730

3.00ct Cognac Diamond Set 14K Yellow Gold Cocktail Ring Sz N Val $7730

$2,579

3.00ct Cognac Diamond Set 14K Yellow Gold Cocktail Ring Sz N Val $7730 A vintage 14ct yellow gold diamond cluster cocktail ring, Featuring a raised cluster central section, claw set with 38 x brillant cut Diamonds, mounted onto 5.00 - 2.00mm wide...

Vintage Seven End Set Cognac Diamonds 10K Gold Ring Size L Val $2930

Vintage Seven End Set Cognac Diamonds 10K Gold Ring Size L Val $2930

$995

Vintage Seven End Set Cognac Diamonds 10K Gold Ring Size L Val $2930 A vintage 10ct yellow gold Diamond set ring, Containing 7 x end set Diamonds with scalloped edging, mounted onto a 1.80mm wide band. Finger Size L. Total weight 1.80 grams. Brilliant...

Handmade 1.40ct I Si Diamond Set Ladies 18K Gold Ring Size J Val $7925

Handmade 1.40ct I Si Diamond Set Ladies 18K Gold Ring Size J Val $7925

$2,655

Handmade 1.40ct I Si Diamond Set Ladies 18K Gold Ring Size J Val $7925 A vintage ladies handmade 18ct gold Diamond set dress ring, Containing 16 x raised claw set Diamonds, mounted onto a 2.40mm wide band with an inter locking textured gold feature...

Vintage 1.29ct Diamond Ladies 14k Gold Cluster Ring Size L1/2 Val $6970

Vintage 1.29ct Diamond Ladies 14k Gold Cluster Ring Size L1/2 Val $6970

$2,325

Vintage 1.29ct Diamond Ladies 14k Gold Cluster Ring Size L1/2 Val $6970 A vintage 14ct yellow gold Diamond cluster ring, Featuring 1 x raised six claw set Diamond surrounded by 18 x claw set Diamonds, with fitted contoured bands either side, set with 22...

Vintage 0.40ct Diamond Set 14k Gold Cluster Pinky Ring Size N1/2 Val $3325

Vintage 0.40ct Diamond Set 14k Gold Cluster Pinky Ring Size N1/2 Val $3325

$1,125

Vintage 0.40ct Diamond Set 14k Gold Cluster Pinky Ring Size N1/2 Val $3325 A vintage 14ct yellow gold Diamond cluster pinky ring, Featuring a cluster style central section containing 7 x Diamonds surrounded by 22 micro claw set Diamonds, mounted onto 1...

Vintage Handmade 9ct Yellow Gold 1.11ct Diamond Gypsy Ring Size S1/2 Val $5830

Vintage Handmade 9ct Yellow Gold 1.11ct Diamond Gypsy Ring Size S1/2 Val $5830

$2,900

Vintage Handmade 9ct Yellow Gold 1.11ct Diamond Gypsy Ring Size S1/2 Val $5830 Vintage handmade 9ct yellow gold brilliant cut diamond set Gypsy ring, Containing 19 diamonds mounted onto 8.50mm - 5.20mm high domed tapered band. Finger size S1/2, Total...

Vintage 18K Gold 0.84ct F-G Si Diamond Dress Ring sz N Val $3650

Vintage 18K Gold 0.84ct F-G Si Diamond Dress Ring sz N Val $3650

$1,255

Vintage 18K Gold 0.84ct F-G Si Diamond Dress Ring sz N Val $3650 A vintage 18ct yellow gold Diamond set dress ring, Containing 28 x channel set Diamonds, mounted onto a 5.50 - 2.80mm wide half round band. Finger size N, Total weight 3.70g. Brilliant...

Vintage 14K Yellow Gold 2.90ct H Diamond Cocktail Ring sz M Val $8600

Vintage 14K Yellow Gold 2.90ct H Diamond Cocktail Ring sz M Val $8600

$2,875

Vintage 14K Yellow Gold 2.90ct H Diamond Cocktail Ring sz M Val $8600 A vintage 14ct yellow gold Diamond set marquise shape cocktail ring, Containing 116 x claw set Diamonds, with a raised wire basket, mounted onto a 3.00mm wide band with split...

A Vintage 14K White Gold 0.37ct Diamond Set Cocktail Ring Size N Val $4050

A Vintage 14K White Gold 0.37ct Diamond Set Cocktail Ring Size N Val $4050

$1,375

A Vintage 14K White Gold 0.37ct Diamond Set Cocktail Ring Size N Val $4050 A vintage 14ct white gold Diamond set dress ring, Containing 25 x bead set Diamonds in a square shape centre piece, mounted onto a 8.00mm wide band with fine twisted wire...

Vintage Solid Opal & Brilliant Cut Diamond 14K Gold Ring Size L1/2 Val $4720

Vintage Solid Opal & Brilliant Cut Diamond 14K Gold Ring Size L1/2 Val $4720

$1,795

Vintage Solid Opal & Brilliant Cut Diamond 14K Gold Ring Size L1/2 Val $4720 A vintage 14K yellow gold Opal & diamond orangic style dress ring, Containing 1 @ 17.60 x 14.20mm solid white base Opal with distant play of colour and khaki potch...

.Classic 10ct Yellow Gold & 0.71 CTW Sparkling Lab Grown Diamonds Ring Size P.5

.Classic 10ct Yellow Gold & 0.71 CTW Sparkling Lab Grown Diamonds Ring Size P.5

$499

Classic 10ct Yellow Gold & 0.71 CTW Sparkling Lab Grown Diamonds Ring Size P.5 Stunning 10ct yellow gold ring featuring a trio of sparkling lab grown diamonds gems with a brilliant cut, this ring is the perfect symbol of everlasting love. The...

Vintage 0.27cttw Diamond Set 14k Gold Ring Size R1/2 Val $3190

Vintage 0.27cttw Diamond Set 14k Gold Ring Size R1/2 Val $3190

$1,070

Vintage 0.27cttw Diamond Set 14k Gold Ring Size R1/2 Val $3190 A vintage 14ct yellow gold diamond dress ring, Containg 3 x channel set diamonds in an offset central grooved sections, mounted onto a 6.50 - 2.80mm wide band. Finger size R1/2, Total...

Vintage 0.83 cttw Set Diamond 14ct Yellow Gold Pinky Ring Size H1/2 Val $7160

Vintage 0.83 cttw Set Diamond 14ct Yellow Gold Pinky Ring Size H1/2 Val $7160

$1,275

Vintage 0.83 cttw Set Diamond 14ct Yellow Gold Pinky Ring Size H1/2 Val $7160 A vintage 0.83cttw Diamond set 14ct yellow gold ladies five stone ring, Featuring 5 x semi set Diamonds, mounted onto a 3.20-2.10mm wide half round band. Finger size: H1/2,...

Vintage 1.74cttw Diamond Oval Halo 18K Gold Ring Size M Val $10710

Vintage 1.74cttw Diamond Oval Halo 18K Gold Ring Size M Val $10710

$5,400

Vintage 1.74cttw Diamond Oval Halo 18K Gold Ring Size M Val $10710 A ladies vintage 18ct yellow gold diamond halo style ring, Featuring 1 x four claw set oval Diamond surrounded by 16 micro claw set Diamonds, Mounted onto a 2.50mm wide band containing 5...

Vintage 0.58ct H Vs Marquise Cut Diamond 14K White Gold Solitaire Ring Val $5295

Vintage 0.58ct H Vs Marquise Cut Diamond 14K White Gold Solitaire Ring Val $5295

$1,795

Vintage 0.58ct H Vs Marquise Cut Diamond 14K White Gold Solitaire Ring Val $5295 A timeless 14ct white gold diamond solitaire ring, Containing 1 x raised claw set 0.58ct Marquise cut diamond, Mounted onto a 2.0mm wide band with knife edge shoulders...

1.65ct Brilliant Cut Diamond 10K White Gold Cluster Ring Size M Val $6410

1.65ct Brilliant Cut Diamond 10K White Gold Cluster Ring Size M Val $6410

$2,150

1.65ct Brilliant Cut Diamond 10K White Gold Cluster Ring Size M Val $6410 A ladies 10ct white gold diamond dress ring, Featuring a multi cluster diamond set central section framed by 15 x grain set Diamonds either side, mounted into 11.00 - 2.30mm wide...

Vintage 2.12cttw Diamond 14k Yellow Gold Ring Size W1/2 Val $11480

Vintage 2.12cttw Diamond 14k Yellow Gold Ring Size W1/2 Val $11480

$3,855

Vintage 2.12cttw Diamond 14k Yellow Gold Ring Size W1/2 Val $11480 A vintage 14ct yellow gold diamond cluster ring, Containing 1 x raised four claw set 1.00ct brilliant cut diamond mounted onto a 3.00mm wide wrap around band, channel set with 55 x...

Impressive Vintage 2.44cttw Diamond 14K Gold Ladies Cluster Ring Sz M Val $10360

Impressive Vintage 2.44cttw Diamond 14K Gold Ladies Cluster Ring Sz M Val $10360

$3,475

Impressive Vintage 2.44cttw Diamond 14K Gold Ladies Cluster Ring Sz M Val $10360 A very impressive vintage ladies 14ct yellow gold Diamond cluster ring, Featuring a marquise shape Diamond cluster centre piece, mounted onto 3.00mm wide band with tapered...

Vintage 14ct White Gold 0.36ct Semi Set Diamond Ring Size X1/2 Val $4040

Vintage 14ct White Gold 0.36ct Semi Set Diamond Ring Size X1/2 Val $4040

$1,350

Vintage 14ct White Gold 0.36ct Semi Set Diamond Ring Size X1/2 Val $4040 A vintage 14ct white gold diamond set ladies ring. Containing 9 x semi set Diamonds, Mounted into a half round band, measures 6.80mm-3.40mm wide. Finger Size X1/2. Total weight 7...

Vintage 1.06ct Marquise Diamond 18k White Gold Halo Ring Size N Val $13225

Vintage 1.06ct Marquise Diamond 18k White Gold Halo Ring Size N Val $13225

$6,599

Vintage 1.06ct Marquise Diamond 18k White Gold Halo Ring Size N Val $13225 A vintage 18ct white gold marquise shape diamond halo ring. Containing 1 x bezel set marquise shape 1.06ct marquise cut diamond, surrounded by 20 grain set diamonds, mounted onto...

Vintage Marquise Cut Diamond 1.28cttw 14k Yellow Gold Cluster Ring Val $8640

Vintage Marquise Cut Diamond 1.28cttw 14k Yellow Gold Cluster Ring Val $8640

$2,888

Vintage Marquise Cut Diamond 1.28cttw 14k Yellow Gold Cluster Ring Val $8640A vintage 14ct yellow gold marquise cut diamond cluster ring set, Containing 1 x end set 0.48ct marquise diamond, surrounded by 8 x brilliant cut diamonds and 8 x baguette...

Vintage 1.24cttw Diamond 10k Yellow Gold Cluster Dress Ring Size O Val $4850

Vintage 1.24cttw Diamond 10k Yellow Gold Cluster Dress Ring Size O Val $4850

$1,625

Vintage 1.24cttw Diamond 10k Yellow Gold Cluster Dress Ring Size O Val $4850A vintage 10ct yellow gold Diamond cluster dress ring, Containing 12 x claw set diamonds, 16 x channel set brilliant cut diamonds and 20 x channel set tapered baguette diamonds,...

Vintage 0.99cttw Diamond 14k Yellow Gold Cluster Dress Ring Size Q Val $5420

Vintage 0.99cttw Diamond 14k Yellow Gold Cluster Dress Ring Size Q Val $5420

$1,825

Vintage 0.99cttw Diamond 14k Yellow Gold Cluster Dress Ring Size Q Val $5420A vintage 14ct yellow gold Diamond target cluster dress ring, Containing 1 x bezel set central diamonds, surrounded by 18 channel set tapered baguette diamonds, mounted onto a 4...

Vintage 1.61cttw G-H Vs Oval & Trilliant Diamond Platinum Ring Size J Val $22900

Vintage 1.61cttw G-H Vs Oval & Trilliant Diamond Platinum Ring Size J Val $22900

$11,500

Vintage 1.61cttw G-H Vs Oval & Trilliant Diamond Platinum Ring Size J Val $22900 An increaibly impressive vintage handmade platinum oval & trilliant cut diamond trilogy ring, Containing 1 x claw set oval diamond and 2 x claw set trilliant cut...

Vintage 0.77 cttw Diamond 14K White Gold Plaque Ring Size O 1/2 Val $4560

Vintage 0.77 cttw Diamond 14K White Gold Plaque Ring Size O 1/2 Val $4560

$1,565

Vintage 0.77 cttw Diamond 14K White Gold Plaque Ring Size O 1/2 Val $4560 A vintage 14ct white gold diamond set plaque ring, Containing 3 x grain set central diamonds surrounded by 14 grain set diamonds with saw pierced detailing, mounted onto a 2.00mm...

Antique Platinum 0.43ct G VS Single Cut Diamond Ring Size M 1/2 Val $4520

Antique Platinum 0.43ct G VS Single Cut Diamond Ring Size M 1/2 Val $4520

$2,275

Antique Platinum 0.43ct G VS Single Cut Diamond Ring Size M 1/2 Val $4520 Antique ladies platinum diamond set ring, Containing 7 x grain set central diamonds framed by 10 x grain set diamonds either side, mounted onto 1.80mm wide half round band. Finger...

Antique Platinum 1.09ct Old Cut Diamond & Sapphire Set Ring Size K1/2 Val $9150

Antique Platinum 1.09ct Old Cut Diamond & Sapphire Set Ring Size K1/2 Val $9150

$4,575

Antique Platinum 1.09ct Old Cut Diamond & Sapphire Set Ring Size K1/2 Val $9150 A antique platinum Diamonds set diamond and sapphire ladies cocktail ring. Containing 1 x multi claw set central diamond surrounded by 10 x grain set diamonds and 8 x...

Vintage 0.15ct Diamond Set 10ct White Gold Band / Ring size Q Val $2250

Vintage 0.15ct Diamond Set 10ct White Gold Band / Ring size Q Val $2250

$799

Vintage 0.15ct Diamond Set 10ct White Gold Band / Ring size Q Val $2250 A vintage 10ct white gold brilliant cut diamond set ladies band / ring, Containing 10 x bead set diamonds with mille grain edging, mounted onto a 1.80mm wide half round band. ...

Antique 1.00ct Old Cut Diamond 14ct White Gold Eternity Ring size L Val $5820

Antique 1.00ct Old Cut Diamond 14ct White Gold Eternity Ring size L Val $5820

$2,899

Antique 1.00ct Old Cut Diamond 14ct White Gold Eternity Ring size L Val $5820A wonderful antique 14ct white gold old cut diamond set ladies ring, Containing 5 x claw set diamonds mounted onto a 1.70mm wide band with tapered shoulders and engraved...

Vintage 0.45ct Channel Set Diamond Platinum Ladies Ring Size N Val $3170

Vintage 0.45ct Channel Set Diamond Platinum Ladies Ring Size N Val $3170

$1,080

Vintage 0.45ct Channel Set Diamond Platinum Ladies Ring Size N Val $3170 A vintage Platinum channel set diamond ladies ring, Containing 9 x channel set Diamonds mounted onto a 3.20 - 2.70mm band, Finger size N. Total weight 3.40g. Brilliant cut...