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.

Handmade 0.62ct Five Old Cut Diamond 18k Gold Ring Size N Val $3730

Handmade 0.62ct Five Old Cut Diamond 18k Gold Ring Size N Val $3730

$1,865

Handmade 0.62ct Five Old Cut Diamond 18k Gold Ring Size N Val $3730 Antique handmade 18ct yellow gold five old cut diamond set ring. Containing 5 claw set diamonds, mounted onto a 1.5mm wide half round band. Finger size N, Total weight 2.00g. Total old...

Vintage 0.40ct H Si Diamond Set Ladies Plastinum Band / Ring Size M Val $3490

Vintage 0.40ct H Si Diamond Set Ladies Plastinum Band / Ring Size M Val $3490

$1,195

Vintage 0.40ct H Si Diamond Set Ladies Plastinum Band / Ring Size M Val $3490 One platinum and diamond set ladies band / ring, Containing 21 x micro claw set Diamonds, mounted onto 1.50mm wide half round band. Finger size M, Total weight 2.59g. Total...

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...

Vintage 1.13cttw H-I Si Diamond Set 14K Gold Cluster Ring Size L1/2 Val $5290

Vintage 1.13cttw H-I Si Diamond Set 14K Gold Cluster Ring Size L1/2 Val $5290

$1,775

Vintage 1.13cttw H-I Si Diamond Set 14K Gold Cluster Ring Size L1/2 Val $5290 A vintage 14ct yellow gold Diamond set ring, Containing 5 x central princess cut Diamonds and 4 x brilliant cut Diamonds either side, mounted onto a 3.30-3.50mm wide band...

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 Black & White Pave Set Diamond 18ct White Gold Chain Link Ring Val$3700

.Vintage Black & White Pave Set Diamond 18ct White Gold Chain Link Ring Val$3700

$1,299

Vintage Black & White Pave Set Diamond 18ct White Gold Chain Link Ring Val $3700 An impressive 18k white gold ladies chain link style dress ring. Containing 1.00ct of black and white pave set diamonds. The ring consists of three articulated diamond...

Vintage 2.82cttw Yellow Green Diamond Halo 14ct white Gold Ring Sz M Val $20720

Vintage 2.82cttw Yellow Green Diamond Halo 14ct white Gold Ring Sz M Val $20720

$10,390

Vintage 2.82cttw Yellow Green Diamond Halo 14ct white Gold Ring Sz M Val $20720 A spectacular ladies 14ct white gold ladies halo cluster ring, containing 1 x claw set central 1.62ct diamond surrounded by 12 claw set Diamonds, mounted onto a 2.60mm wide...

Vintage 3.24 cttw Diamond Cluster 18ct Yellow Gold Ring Size P.5 Val $25770

Vintage 3.24 cttw Diamond Cluster 18ct Yellow Gold Ring Size P.5 Val $25770

$12,885

Vintage 3.24 cttw Diamond Cluster 18ct Yellow Gold Ring Size P.5 Val $25770 A beautiful vintage 18ct yellow gold 3.24 cttw Diamond cocktail ring, Containing 1 x six claw set central 1.40ct J Si diamond, Surrounded by 16 claw set diamonds and 10 x claw...

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 14ct White Gold Ladies 1.30tcw Diamond Knot Promise Ring Val $5595

.Vintage 14ct White Gold Ladies 1.30tcw Diamond Knot Promise Ring Val $5595

$1,895

Vintage 14ct White Gold Ladies 1.30tcw Diamond Knot Promise Ring Size R Val 5595 A ladies 14ct white gold diamond set knot ring containing 22 x channel set diamonds in the styised knot & shoulders, set onto a 5.3-3.2mm wide half round white gold...

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...

.Vintage 1.80ct Diamond Set 18ct Yellow Gold Eternity Ring size T1/2 Val $8760

.Vintage 1.80ct Diamond Set 18ct Yellow Gold Eternity Ring size T1/2 Val $8760

$2,890

Vintage 1.80ct Diamond Set 18ct Yellow Gold Eternity Ring size T1/2 Val $8760 A vintage 18ct yellow gold 1.80ct brilliant cut diamond set ladies eternity ring, Containing 10 x shared claw set diamonds mounted onto a 3.90mm wide half round band. Finger...

.Beautiful Designer Yanes 18ct Yellow Gold & Diamond Ring Size N1/2 4.9g

.Beautiful Designer Yanes 18ct Yellow Gold & Diamond Ring Size N1/2 4.9g

$1,499

Beautiful Designer Yanes 18ct Yellow Gold & Diamond Ring Size N1/2 4.9g This elegant yellow gold and sparkling diamond set ring by Yankees designer jewellery company features a stunning design. The rich 18 carat gold band with a textured, matte,...

.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 14ct White Gold 1.12ct Channel Set Diamond Ring Size N Val $3750

Vintage 14ct White Gold 1.12ct Channel Set Diamond Ring Size N Val $3750

$1,250

Vintage 14ct White Gold 1.12ct Channel Set Diamond Ring Size N Val $3750 A vintage 14ct white gold Diamonds set ladies ring. Containing 14 x channel set Diamonds, Mounted onto a half round band, measures 3.80mm-3.00mm wide. Finger Size N. Total weight 3...

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 2.70ct Diamond Set 14ct Yellow Gold Ballerina Ring Size O Val $8060

Vintage 2.70ct Diamond Set 14ct Yellow Gold Ballerina Ring Size O Val $8060

$2,695

Vintage 2.70ct Diamond Set 14ct Yellow Gold Ballerina Ring Size O Val $8060 A wonderful ladies 14ct yellow gold Diamond set ballerina style cluster ring, containing 30 x bead set brilliant cut diamonds surrounded by 40 x baguette diamonds, with wire...

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...

Princess Cut Diamond 0.51ct 14K White Gold Solitaire Ring Size J1/2 Val $3200

Princess Cut Diamond 0.51ct 14K White Gold Solitaire Ring Size J1/2 Val $3200

$1,075

Princess Cut Diamond 0.51ct 14K White Gold Solitaire Ring Size J1/2 Val $3200 A vintage 14ct white gold princess cut diamond solitaire ring, Containing 1 x raised corner set princess cut diamond, mounted onto a 2.00mm wide half round band, Finger size...

Vintage 10.26cttw Diamond Cluster Platinum Cocktail Ring Size R Val $26760

Vintage 10.26cttw Diamond Cluster Platinum Cocktail Ring Size R Val $26760

$8,950

Vintage 10.26cttw Diamond Cluster Platinum Cocktail Ring Size R Val $26760 An incredible vintage Platinum Diamond set cocktail ring, Containing 60 semi set Diamonds mounted onto 6.00mm - 14.00mm wide tapered band. The ring presents as a raised dome...

Princess Cut Diamond 0.89ct VS 14K Rose Gold Solitaire Ring Size Q1/2 Val $6775

Princess Cut Diamond 0.89ct VS 14K Rose Gold Solitaire Ring Size Q1/2 Val $6775

$2,295

Princess Cut Diamond 0.89ct VS 14K Rose Gold Solitaire Ring Size Q1/2 Val $6775 A vintage 14ct rose gold princess cut diamond solitaire ring, Containing 1 x raised four claw set princess cut diamond, mounted o2.00mm wide knife edge band, Finger size...

Vintage 1.00ct Diamond Set 14k White Gold Solitaire Ring Size Q Val $7390

Vintage 1.00ct Diamond Set 14k White Gold Solitaire Ring Size Q Val $7390

$2,499

Vintage 1.00ct Diamond Set 14k White Gold Solitaire Ring Size Q Val $7390 A vintage 14ct white gold 1.00ct Diamond solitare ring, Containing 1 x 4 claw set diamond, mounted onto a 1.90mm wide high domed band. Finger size Q, Total weight 2.40g. Total...

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...

Vintage 0.68ct Diamond F Colour 14k White Gold Solitare Ring Sz M1/2 Val $4230

Vintage 0.68ct Diamond F Colour 14k White Gold Solitare Ring Sz M1/2 Val $4230

$1,425

Vintage 0.68ct Diamond F Colour 14k White Gold Solitare Ring Sz M1/2 Val $4230 A timeless 14ct white gold diamond solitare ring, Containing 1 x raised white gold four claw set 0.68ct diamond mounted onto a 1.80mm wide high domed band. Finger size M1/2,...

Vintage 1.23cttw Diamond 14k White Gold Ring Size O1/2 Val $7405

Vintage 1.23cttw Diamond 14k White Gold Ring Size O1/2 Val $7405

$2,475

Vintage 1.23cttw Diamond 14k White Gold Ring Size O1/2 Val $7405 A vintage 14ct white gold diamond cluster ring, Containing 1 x raised four claw set 0.91ct princess cut diamond mounted onto a 2.70mm wide band, grain set with 5 x shoulder diamonds either...

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...