Antique 20th Century Diamond Necklaces for sale

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The Chelsea Bijouterie

Double Strand Pearl Necklace Diamond Ruby Sapphire 18ct Gold Clasp 1960s Pearls

£ 1,990

€2,325

$2,503

Double Strand Pearl Necklace Diamond Ruby Sapphire 18ct Gold Clasp 1960s Pearls

£ 1,990

€2325

$2503

The Chelsea Bijouterie

Newark Antiques and Interiors Ltd

9ct Gold Emerald & Diamond Necklace

£ 235

€275

$296

9ct Gold Emerald & Diamond Necklace

£ 235

€275

$296

Newark Antiques and Interiors Ltd

Antiques in Oxford

Georg Jensen ‘Daisy’ Brooch & Pendant on Chain

£ 1,125

€1,314

$1,415

Georg Jensen ‘Daisy’ Brooch & Pendant on Chain

£ 1,125

€1314

$1415

Antiques in Oxford

AC Silver

Antique 4.60ct Jadeite & 0.28ct Diamond 18ct White Gold Pendant c.1920

£ 1,795

€2,097

$2,258

Antique 4.60ct Jadeite & 0.28ct Diamond 18ct White Gold Pendant c.1920

£ 1,795

€2097

$2258

AC Silver

The Chelsea Bijouterie

Triple Strand Pearl Necklace with Gem Certificate 9ct Gold Diamond Clasp 1950s

£ 1,650

€1,927

$2,075

Triple Strand Pearl Necklace with Gem Certificate 9ct Gold Diamond Clasp 1950s

£ 1,650

€1927

$2075

The Chelsea Bijouterie

AC Silver

Antique 9.10ct Amethyst Pearl & 0.20ct Diamond 14ct Yellow Gold Necklace

£ 2,750

€3,212

$3,459

Antique 9.10ct Amethyst Pearl & 0.20ct Diamond 14ct Yellow Gold Necklace

£ 2,750

€3212

$3459

AC Silver

Antique/vintage 48.34ct Aquamarine and 0.70ct Diamond 18ct Yellow Gold and Platinum Necklace

£ 9,950

€11,623

$12,516

Antique/vintage 48.34ct Aquamarine and 0.70ct Diamond 18ct Yellow Gold and Platinum Necklace

£ 9,950

€11623

$12516

AC Silver

The Chelsea Bijouterie

Antique Aquamarine and Diamond Necklace 9ct Gold Edwardian Drop Pendant Circa 1910

£ 1,190

€1,390

$1,497

Antique Aquamarine and Diamond Necklace 9ct Gold Edwardian Drop Pendant Circa 1910

£ 1,190

€1390

$1497

The Chelsea Bijouterie

AC Silver

9.60ct Aquamarine, 0.28ct Diamond & Platinum Pendant

£ 4,950

€5,782

$6,226

9.60ct Aquamarine, 0.28ct Diamond & Platinum Pendant

£ 4,950

€5782

$6226

AC Silver

The Clock Barn

18ct Yellow Gold Vintage Mounted Miniture Portrait Pendant/Brooch

£ 2,500

€2,920

$3,145

18ct Yellow Gold Vintage Mounted Miniture Portrait Pendant/Brooch

£ 2,500

€2920

$3145

The Clock Barn

The Chelsea Bijouterie

Pearl Necklace with Art Deco Diamond Clasp Triple Strand 1930s with Gem Certificate

£ 2,500

€2,920

$3,145

Pearl Necklace with Art Deco Diamond Clasp Triple Strand 1930s with Gem Certificate

£ 2,500

€2920

$3145

The Chelsea Bijouterie

AC Silver

Vintage 0.20ct Sapphire & Diamond 18ct Rose Gold Collarette c.1950

£ 5,450

€6,366

$6,855

Vintage 0.20ct Sapphire & Diamond 18ct Rose Gold Collarette c.1950

£ 5,450

€6366

$6855

AC Silver

Antique 1.13ct Diamond & Platinum Necklace c.1920

£ 5,950

€6,951

$7,484

Antique 1.13ct Diamond & Platinum Necklace c.1920

£ 5,950

€6951

$7484

AC Silver

Vintage 2.18ct Ruby & 2.30ct Diamond 9ct White Gold Necklace c.1970

£ 4,450

€5,198

$5,598

Vintage 2.18ct Ruby & 2.30ct Diamond 9ct White Gold Necklace c.1970

£ 4,450

€5198

$5598

AC Silver

Chamade Antiques

Diamond Cross Large

£ 7,500

€8,761

$9,434

Diamond Cross Large

£ 7,500

€8761

$9434

Chamade Antiques

The Chelsea Bijouterie

Vintage Pearl Necklace 9ct Gold Diamond Clasp 1950s Classic Single Strand Pearls

£ 430

€502

$541

Vintage Pearl Necklace 9ct Gold Diamond Clasp 1950s Classic Single Strand Pearls

£ 430

€502

$541

The Chelsea Bijouterie

Vintage Pearl Necklace Sapphire Clasp 9ct Gold 1950s Graduating Single Strand

£ 490

€572

$616

Vintage Pearl Necklace Sapphire Clasp 9ct Gold 1950s Graduating Single Strand

£ 490

€572

$616

The Chelsea Bijouterie

AC Silver

Vintage Art Deco 0.22ct Diamond & 18ct Yellow Gold Necklace

£ 3,950

€4,614

$4,969

Vintage Art Deco 0.22ct Diamond & 18ct Yellow Gold Necklace

£ 3,950

€4614

$4969

AC Silver

Artisan Antiques

Antique Edwardian 15ct Gold Turquoise, Diamond & Seed Pearl Pendant Necklace - c.1910

£ 1,850

€2,161

$2,327

Antique Edwardian 15ct Gold Turquoise, Diamond & Seed Pearl Pendant Necklace - c.1910

£ 1,850

€2161

$2327

Artisan Antiques

AC Silver

Vintage 0.95ct Emerald & 0.45ct Diamond, 14ct Yellow Gold Collarette

£ 2,950

€3,446

$3,711

Vintage 0.95ct Emerald & 0.45ct Diamond, 14ct Yellow Gold Collarette

£ 2,950

€3446

$3711

AC Silver

1.60ct Opal, Pearl & Diamond, 9ct Gold Pendant / Brooch

£ 1,595

€1,863

$2,006

1.60ct Opal, Pearl & Diamond, 9ct Gold Pendant / Brooch

£ 1,595

€1863

$2006

AC Silver

Antique Onyx and 0.7ct Diamond, Platinum Pendant - Art Deco - Circa 1930

£ 2,950

€3,446

$3,711

Antique Onyx and 0.7ct Diamond, Platinum Pendant - Art Deco - Circa 1930

£ 2,950

€3446

$3711

AC Silver

1950s 7.27ct Coral & Diamond, 18ct Yellow Gold Pendant

£ 1,645

€1,922

$2,069

1950s 7.27ct Coral & Diamond, 18ct Yellow Gold Pendant

£ 1,645

€1922

$2069

AC Silver

The Chelsea Bijouterie

Vintage Pearl Necklace Diamond Clasp 1960s Unoaerre Italian Single Strand Pearls

£ 1,230

€1,437

$1,547

Vintage Pearl Necklace Diamond Clasp 1960s Unoaerre Italian Single Strand Pearls

£ 1,230

€1437

$1547

The Chelsea Bijouterie

Vintage Pearl Necklace with Rose Cut Diamond Clasp Triple Strand 1950s Necklace

£ 2,500

€2,920

$3,145

Vintage Pearl Necklace with Rose Cut Diamond Clasp Triple Strand 1950s Necklace

£ 2,500

€2920

$3145

The Chelsea Bijouterie

AC Silver

Vintage French 6.68ct Diamond & 18ct White Gold Necklace / Bracelet - Art Deco c.1940

£ 11,950

€13,959

$15,032

Vintage French 6.68ct Diamond & 18ct White Gold Necklace / Bracelet - Art Deco c.1940

£ 11,950

€13959

$15032

AC Silver

1920s 0.35ct Diamond & 18ct Yellow Gold Pendant

£ 1,315

€1,536

$1,654

1920s 0.35ct Diamond & 18ct Yellow Gold Pendant

£ 1,315

€1536

$1654

AC Silver

The Chelsea Bijouterie

Antique Pearl Necklace Diamond Sapphire Clasp with Gem Certificate Single Strand

£ 1,890

€2,208

$2,377

Antique Pearl Necklace Diamond Sapphire Clasp with Gem Certificate Single Strand

£ 1,890

€2208

$2377

The Chelsea Bijouterie

Vintage Pearl Necklace Dimond Platinum Clasp 1950s Single Strand Antique Pearls

£ 1,320

€1,542

$1,660

Vintage Pearl Necklace Dimond Platinum Clasp 1950s Single Strand Antique Pearls

£ 1,320

€1542

$1660

The Chelsea Bijouterie

Sally White Vintage

Vintage Double Strand Cultured Pearl Choker Necklace with Turquoise & Diamond Gold Clasp

£ 695

€812

$874

Vintage Double Strand Cultured Pearl Choker Necklace with Turquoise & Diamond Gold Clasp

£ 695

€812

$874

Sally White Vintage

AC Silver

Antique 4.48ct Diamond & Platinum Necklace c.1920

£ 44,500

€51,983

$55,975

Antique 4.48ct Diamond & Platinum Necklace c.1920

£ 44,500

€51983

$55975

AC Silver

Antique 12.69ct Zircon & 1.04ct Diamond, Palladium Necklace c.1910

£ 4,950

€5,782

$6,226

Antique 12.69ct Zircon & 1.04ct Diamond, Palladium Necklace c.1910

£ 4,950

€5782

$6226

AC Silver

Antique 0.37ct Diamond & Pearl, 14ct Yellow Gold Pendant c.1910

£ 3,250

€3,797

$4,088

Antique 0.37ct Diamond & Pearl, 14ct Yellow Gold Pendant c.1910

£ 3,250

€3797

$4088

AC Silver

Antique 4.32ct Garnet & 1.08ct Diamond, 18ct White Gold Pendant - Art Deco c.1920

£ 3,950

€4,614

$4,969

Antique 4.32ct Garnet & 1.08ct Diamond, 18ct White Gold Pendant - Art Deco c.1920

£ 3,950

€4614

$4969

AC Silver

0.55ct Diamond Pearl & Enamel 12ct Yellow Gold & Silver Pendant Antique Victorian

£ 3,750

€4,381

$4,717

0.55ct Diamond Pearl & Enamel 12ct Yellow Gold & Silver Pendant Antique Victorian

£ 3,750

€4381

$4717

AC Silver

Antique 5.15ct Diamond & 10ct Yellow Gold 'Bow' Necklace c.1920

£ 12,045

€14,070

$15,151

Antique 5.15ct Diamond & 10ct Yellow Gold 'Bow' Necklace c.1920

£ 12,045

€14070

$15151

AC Silver

Vintage 1.28ct Diamond & 14ct Yellow Gold Heart Pendant c.1950

£ 2,450

€2,862

$3,082

Vintage 1.28ct Diamond & 14ct Yellow Gold Heart Pendant c.1950

£ 2,450

€2862

$3082

AC Silver

SW15Collectables

Antique Gold and Diamond Portrait Brooch

£ 980

€1,145

$1,233

Antique Gold and Diamond Portrait Brooch

£ 980

€1145

$1233

SW15Collectables

AC Silver

Vintage 9.27 ct Coral and 0.80 ct Diamond, 18ct Yellow Gold Pendant Circa 1960

£ 2,950

€3,446

$3,711

Vintage 9.27 ct Coral and 0.80 ct Diamond, 18ct Yellow Gold Pendant Circa 1960

£ 2,950

€3446

$3711

AC Silver

Artisan Antiques

Large 18ct Gold Ruby, Diamond & Pearl Bow Necklace / Choker

£ 18,500

€21,611

$23,271

Large 18ct Gold Ruby, Diamond & Pearl Bow Necklace / Choker

£ 18,500

€21611

$23271

Artisan Antiques

Antique Jewellery For Sale

20th Century Diamond Necklaces