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.

0.30ct F VVS1 Centre Diamond 18ct Gold Halo Ring Size P1/2 Val $6220

0.30ct F VVS1 Centre Diamond 18ct Gold Halo Ring Size P1/2 Val $6220

$2,200

0.30ct F VVS1 Centre Diamond 18ct Gold Halo Ring Size P1/2 Val $6220A quality vintage 18ct yellow gold 0.66cttw diamond set halo ring. Containing 1 x four claw set central diamond surrounded by 10 grain set diamonds, mounted onto 2.30mm wide band grain...

Antique Handmade 0.42cttw Old Cut Diamond 18ct Gold Ring Size S Val $4705

Antique Handmade 0.42cttw Old Cut Diamond 18ct Gold Ring Size S Val $4705

$2,350

Antique Handmade 0.42cttw Old Cut Diamond 18ct Gold Ring Size S Val $4705 Antique handmade 18ct yellow gold old cut Diamond set cluster ring, Containing 12 x claw set diamonds, mounted onto a 2.7mm wide half round band. Finger size S, Total weight 5...

Vintage Pearl & 0.24cttw Old Cut Diamond 14ct Gold Ring Size R Val $2840

Vintage Pearl & 0.24cttw Old Cut Diamond 14ct Gold Ring Size R Val $2840

$995

Vintage Pearl & 0.24cttw Old Cut Diamond 14ct Gold Ring Size R Val $2840 Vintage 14ct yellow gold Pearl & old cut Diamond set cluster ring, Containing 1 @ 4.30mm cultured Pearl surrounded by 8 claw set diamonds, mounted onto a 3.00mm wide half...

Vintage 18ct Yellow Gold 0.15ct Diamond Gypsy Ring Size S1/2 Val $3530

Vintage 18ct Yellow Gold 0.15ct Diamond Gypsy Ring Size S1/2 Val $3530

$1,195

Vintage 18ct Yellow Gold 0.15ct Diamond Gypsy Ring Size S1/2 Val $3530 Vintage 18ct yellow gold diamond set Gypsy ring, containing 1 x hammer set diamond mounted onto 6.70mm - 3.40mm wide tapered band with rail side feature. Finger size S1/2, Total...

Tiffany & Co GIA 1.57 cttw G VVS2 Diamond Set Platinum Ring Size J1/2 Val $31900

Tiffany & Co GIA 1.57 cttw G VVS2 Diamond Set Platinum Ring Size J1/2 Val $31900

$22,900

Tiffany & Co GIA 1.57 cttw G VVS2 Diamond Set Platinum Ring Size J1/2 Val $31900 A Tiffany & Co platinum stamped ( Tiffany & Co pt950 29523185 D 1.07ct ) diamond ring. One central rasied six claw set 1.07ct diamond, mounted on a classic...

Vintage 14ct White Gold Sapphire & Diamond Set Ring Size P Val $2210

Vintage 14ct White Gold Sapphire & Diamond Set Ring Size P Val $2210

$759

Vintage 14ct White Gold Sapphire & Diamond Set Ring Size P Val $2210A vintage 14ct white gold synthetic blue sapphire & diamond set ring, Containing 1 x square grain set diamond and 1 @ 3.70 x 3.70mm synthetic blue sapphire, mounted into a 11...

Vintage Handmade 1.14cttw Diamond Set Platinum Ring Size O Val $12750

Vintage Handmade 1.14cttw Diamond Set Platinum Ring Size O Val $12750

$6,375

Vintage Handmade 1.14cttw Diamond Set Platinum Ring Size O Val $12750 Vintage handmade platinum seven diamond set ladies ring, Containing 1 claw set central 0.84ct diamond and 2 x claw set diamonds either side, mounted onto a 2.00mm to 1.20mm wide band...

1.00ct Heart Cut Diamond & Princess Cut 18ct White Gold Ring Size N Val $14670

1.00ct Heart Cut Diamond & Princess Cut 18ct White Gold Ring Size N Val $14670

$7,999

1.00ct Heart Cut Diamond & Princess Cut 18ct White Gold Ring Size N Val $14670 A timeless 18ct white gold diamond set ladies ring, Containing 1x raised white gold claw set 1.00ct Heart shaped central diamond, mounted onto a 18ct white gold 5.6mm to...

2.90ct Diamond 18ct Yellow White & Rose Gold Crossover Ring Size N1/2 Val $15900

2.90ct Diamond 18ct Yellow White & Rose Gold Crossover Ring Size N1/2 Val $15900

$7,950

2.90ct Diamond 18ct Yellow White & Rose Gold Crossover Ring Size N1/2 Val $15900 A wonderful 18ct yellow, white and rose gold ladies Diamond multi-tiered cross over dress ring, Containing 242 x claw set diamonds, mounted onto a 18ct white gold...

Vintage 18ct Gold 0.35ct Cognac Diamond Cluster Ring Size O1/2 Val $3300

Vintage 18ct Gold 0.35ct Cognac Diamond Cluster Ring Size O1/2 Val $3300

$1,099

Vintage 18ct Gold 0.35ct Cognac Diamond Cluster Ring Size O1/2 Val $3300 A vintage 18ct yellow gold cognac diamond cluster ring, Containing 6 x raised claw set diamonds, Mounted onto 2.70mm wide band with wrap around shoulders. Finger Size O1/2. Total...

Vintage 1.21ct I Si Diamond Cluster 18ct White Gold Ring Size G1/2 Val $12110

Vintage 1.21ct I Si Diamond Cluster 18ct White Gold Ring Size G1/2 Val $12110

$4,095

Vintage 1.21ct I Si Diamond Cluster 18ct White Gold Ring Size G1/2 Val $12110 A vintage 18ct white gold ladies Diamond set cocktail ring, Containing 1 x raised four claw set central 0.77ct diamond, Mounted into a 4.50mm to 2.30mm wide tapered band,...

Vintage 0.81cttw H Vs Princess Cut Diamond 14ct White Gold Ring Size K Val $4570

Vintage 0.81cttw H Vs Princess Cut Diamond 14ct White Gold Ring Size K Val $4570

$1,550

Vintage 0.81cttw H Vs Princess Cut Diamond 14ct White Gold Ring Size K Val $4570 A vintage 14ct white gold Princess cut Diamond set ladies ring, Containing 1 x four claw set quarter carat Princess cut Diamond, mounted onto a 3.00mm wide band channel set...

Antique Old Cut 0.40ct Diamond 18ct White Gold Ring Size K1/2 Val $4020

Antique Old Cut 0.40ct Diamond 18ct White Gold Ring Size K1/2 Val $4020

$2,010

Antique Old Cut 0.40ct Diamond 18ct White Gold Ring Size K1/2 Val $4020 A stunning handmade 18ct white gold diamond ladies ring, The ring presents as a rectangular shape setting grain set with 3 x central diamonds, mounted onto a 1.60mm wide band with...

Vintage 1.08cttw Diamond Set 14ct White Gold Ring Size K1/2 Val $5820

Vintage 1.08cttw Diamond Set 14ct White Gold Ring Size K1/2 Val $5820

$1,975

Vintage 1.08cttw Diamond Set 14ct White Gold Ring Size K1/2 Val $5820 A vintage 14ct white gold diamond set ladies ring, Containing 3 x claw set Diamonds and 8 x channel set shoulder Diamonds, mounted onto a 2.60mm wide half round band. Finger size...

Vintage 0.76cttw Diamond Set 14ct White Gold Ring Size N Val $5290

Vintage 0.76cttw Diamond Set 14ct White Gold Ring Size N Val $5290

$1,775

Vintage 0.76cttw Diamond Set 14ct White Gold Ring Size N Val $5290 A vintage 14ct white gold diamond set ladies ring, Containing 1 x raised four claw set diamond with wrap around shoulders micro claw set with 22 x diamonds, mounted onto a 4.00mm - 2...

A Vintage 18ct Yellow Gold 2.40cttw Diamond Cluster Ring Size M1/2 Val $15500

A Vintage 18ct Yellow Gold 2.40cttw Diamond Cluster Ring Size M1/2 Val $15500

$5,999

A Vintage 18ct Yellow Gold 2.40cttw Diamond Cluster Ring Size M1/2 Val $15500 A vintage 18ct yellow gold and white gold 2.40cttw Diamond cluster staggered height cocktail ring, Containing 1 x raised cetral Diamond and 16 x claw set Diamonds either side,...

Vintage 0.30ct Princess Cut Diamond Set 14ct White Gold Solitaire Ring Val $2380

Vintage 0.30ct Princess Cut Diamond Set 14ct White Gold Solitaire Ring Val $2380

$849

Vintage 0.30ct Princess Cut Diamond Set 14ct White Gold Solitaire Ring Val $2380A vintage ladies 14ct white gold diamond solitaire ring, Containing 1 x four claw set central Princess cut Diamond, mounted onto a 1.80mm wide half round flow up band. Finger...

Vintage 0.83cttw Diamond Set 14ct White Gold Double Halo Ring Size N Val $5930

Vintage 0.83cttw Diamond Set 14ct White Gold Double Halo Ring Size N Val $5930

$1,995

Vintage 0.83cttw Diamond Set 14ct White Gold Double Halo Ring Size N Val $5930A vintage ladies 14ct white gold diamond cocktail ring, Containing 1 x claw set central Diamond surrounded by 32 x micro claw set Diamonds with 12 x grain set feature side...

Vintage 1.19cttw Diamond Set 14ct White Gold Cocktail Ring Size L1/2 Val $5150

Vintage 1.19cttw Diamond Set 14ct White Gold Cocktail Ring Size L1/2 Val $5150

$1,750

Vintage 1.19cttw Diamond Set 14ct White Gold Cocktail Ring Size L1/2 Val $5150A vintage ladies 14ct white gold diamond cocktail ring, Containing 9 x central Diamonds surrounded by 56 x micro claw set Diamonds with a decorative pierced basket, mounted...

Vintage 0.30 Marquise 0.42 Tapered Baguette Diamond Set Platinum Ring Val $6650

Vintage 0.30 Marquise 0.42 Tapered Baguette Diamond Set Platinum Ring Val $6650

$2,250

Vintage 0.30 Marquise 0.42 Tapered Baguette Diamond Set Platinum Ring Val $6650A vintage ladies platinum diamond cocktail ring, Containing 1 x raised claw set central Marquise Diamond, mounted onto a 2.00mm wide band with tapered shoulders containing 7 x...

Antique 18ct Gold 0.50ct H Si Old Cut Diamond Solitare Ring Size K1/2 Val $6780

Antique 18ct Gold 0.50ct H Si Old Cut Diamond Solitare Ring Size K1/2 Val $6780

$3,390

Antique 18ct Gold 0.50ct H Si Old Cut Diamond Solitare Ring Size K1/2 Val $6780Antique 18ct white gold old cut Diamond ring, Containing 1 x bead set central diamond in a hexagonal shape setting with a decorative basket, mounted onto a 1.20mm wide tapered...

A Vintage 1.20ct G VS Diamond Set 14ct White Gold Cluster Ring Size T Val $7500

A Vintage 1.20ct G VS Diamond Set 14ct White Gold Cluster Ring Size T Val $7500

$2,550

A Vintage 1.20ct G VS Diamond Set 14ct White Gold Cluster Ring Size T Val $7500A Vintage 14ct yellow gold diamond cluster cocktail ring, Containing 25 x bead set diamonds with a polished gold fluted outer edge, mounted onto a 3.00mm wide tapered band...

Vintage 0.74ct Diamond Cluster 14ct Yellow Gold Ring By Stuller- P1/2 Val $6400

Vintage 0.74ct Diamond Cluster 14ct Yellow Gold Ring By Stuller- P1/2 Val $6400

$2,400

Vintage 0.74ct Diamond Cluster 14ct Yellow Gold Ring By Stuller- P1/2 Val $6400One vintage 14ct yellow gold Diamond dress ring by Stuller c.1987. Featuring a cushion shape top plate, pave set with 27 diamonds, mounted onto 3.70mm wide band with textured...

A Vintage 1.00ct Diamond Set 14ct White Gold Cluster Ring / Pendant Val $6950

A Vintage 1.00ct Diamond Set 14ct White Gold Cluster Ring / Pendant Val $6950

$2,325

A Vintage 1.00ct Diamond Set 14ct White Gold Cluster Ring / Pendant Val $6950A Vintage 14ct white gold diamond set ladies multi level cluster dress ring that can also be worn as a pendant, Containing 50 x claw set diamonds and 6 x grain set Diamonds, The...

Superb 1.40ct Emerald Cut Diamond Halo Set Platinum Ring Size M Val $20150

Superb 1.40ct Emerald Cut Diamond Halo Set Platinum Ring Size M Val $20150

$12,250

Superb 1.40ct Emerald Cut Diamond Halo Set Platinum Ring Size M Val $20150 One beautiful designed ladies platinum & diamond set ring, containing 1 x four claw set central Diamond surrounded by 22 claw set diamonds with tripod under basket, mounted...

0.35ct Brilliant Cut Diamond Channel Set 14ct White Gold Ring K1/2 Val $2410

0.35ct Brilliant Cut Diamond Channel Set 14ct White Gold Ring K1/2 Val $2410

$849

0.35ct Brilliant Cut Diamond Channel Set 14ct white Gold Ring K1/2 Val $2410 A vintage ladies 14ct white gold Diamond ring, Containing 7 x Channel set Diamonds, mounted onto a 3.60 - 2.30mm wide grooved band with strap shoulders, flat on one side to sit...

Vintage 0.47ct Princess Diamond 14ct White Gold Ring Size N 1/2 Val $4380

Vintage 0.47ct Princess Diamond 14ct White Gold Ring Size N 1/2 Val $4380

$1,499

Vintage 0.47ct Princess Diamond 14ct White Gold Ring Size N 1/2 Val $4380A vintage 0.59 cttw Diamond set 14ct white gold ring, containing 1 x rasied four claw set Diamond and 12 channel set feature diamonds, mounted onto a 3.00 - 2.20mm wide half round...

Vintage 0.18ct Diamond Set Ladies 14ct White Gold Ring Size J1/2 Val $2690

Vintage 0.18ct Diamond Set Ladies 14ct White Gold Ring Size J1/2 Val $2690

$899

Vintage 0.18ct Diamond Set Ladies 14ct White Gold Ring Size J1/2 Val $2690A ladies 14ct white gold Diamond set eternity style ring, Containing 6 x raised four claw set Diamonds, mounted onto a 2.30 - 1.20mm wide half round band. Finger Size J 1/2. Total...

Vintage 0.30ct Diamond Set Ladies 14ct White Gold Ring Size K1/2 Val $3150

Vintage 0.30ct Diamond Set Ladies 14ct White Gold Ring Size K1/2 Val $3150

$1,075

Vintage 0.30ct Diamond Set Ladies 14ct White Gold Ring Size K1/2 Val $3150A ladies 14ct white gold Diamond set antique style dress ring, Containing 1 x illusion set central Diamond with decorative triangular cut out coronet and 4 x shoulder Diamonds,...

Vintage Transitional Cut 0.50ct Diamond 14k Yellow Gold Ring Size Q Val $5220

Vintage Transitional Cut 0.50ct Diamond 14k Yellow Gold Ring Size Q Val $5220

$1,749

Vintage Transitional Cut 0.50ct Diamond 14k Yellow Gold Ring Size Q Val $5220 Vintage 14ct yellow gold diamond solitaire ring containing one buttercup set diamond mounted onto a 9.1 to 2.4mm high dome band with hollowed shoulders. Finger size Q, Total...

A 2.17ct 14k Yellow Gold ladies Diamond Multi Cluster Ring U1/2 Val $4880

A 2.17ct 14k Yellow Gold ladies Diamond Multi Cluster Ring U1/2 Val $4880

$1,650

2.17ct 14k Yellow Gold ladies Diamond Multi Cluster Ring U1/2 Val $4880 One 14ct yellow gold multi cluster dress ring containing 31 claw set diamonds. The ring consists of a diamond set cluster centre piece separated by highly polished leaf shape...

1.02ct VVS1 GIA Intense Yellow & Pink Diamond 18ct Double Halo Ring Val $26650

1.02ct VVS1 GIA Intense Yellow & Pink Diamond 18ct Double Halo Ring Val $26650

$14,250

1.02ct VVS1 GIA Intense Yellow & Pink Diamond 18ct Double Halo Ring Val $26650 An Sublime ladies 18ct white gold 2.00cttw diamond set double halo ring. Containing 1 x centrally set oval cut 1.02ct fancy intense yellow VVS1 Diamond, Surrounding this...

Vintage 1.00 cttw Diamond Ladies 14ct Gold Cluster Ring Size Q Val $4390

Vintage 1.00 cttw Diamond Ladies 14ct Gold Cluster Ring Size Q Val $4390

$1,465

Vintage 1.00 cttw Diamond Ladies 14ct Gold Cluster Ring Size Q Val $4390 A vintage 14ct yellow gold Diamond cluster style dress ring, containing 15 x claw set Diamonds, mounted onto 3.20mm wide tapered band with a nugget satin finish. finger size Q. ...

Vintage 0.84ct H Si Diamond Set 14ct Gold Channel Set Ring Size N Val $4210

Vintage 0.84ct H Si Diamond Set 14ct Gold Channel Set Ring Size N Val $4210

$1,425

Vintage 0.84ct H Si Diamond Set 14ct Gold Channel Set Ring Size N Val $4210A 14ct yellow gold ladies Diamond set ring, Containg 12 x channel set diamonds, THe ring presents as a double row of channel set diamonds, mounted onto a 7.60 - 3.20mm wide...

Vintage 0.38ct H Si Diamond Set 10ct White Gold Ladies Ring Size J.5 Val $2920

Vintage 0.38ct H Si Diamond Set 10ct White Gold Ladies Ring Size J.5 Val $2920

$995

Vintage 0.38ct H Si Diamond Set 10ct White Gold Ladies Ring Size J.5 Val $2920A vintage 10ct white gold ladies diamond set dress ring containing 9 x micro claw set brilliant cut diamonds, mounted onto a 1.7mm wide half round band with split shoulders...

Vintage 0.48ct Marquise Cut Diamond 14ct White Gold Ladies Ring sz P Val $5660

Vintage 0.48ct Marquise Cut Diamond 14ct White Gold Ladies Ring sz P Val $5660

$1,890

A Timeless 14ct white gold diamond solitaire ring, Containing 1 x raised white gold claw set 0.48ct marquise cut diamond mounted onto a 3.60 - 1.7mm wide band, channel set with 2 x diamonds either side and yellow gold feature stirrups. Finger size...