Diamond Necklaces

Shop our curated selection of high-quality discounted diamond necklaces from some of the world's most renowned brands, including Tiffany & Co., Cartier and BVLGARI. All authenticated by our team of diamond jewelry experts and priced at up to 80% off retail.

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Est. Retail ¥8,600

Hermès

White Gold Diamond Birkin Amulette Pendant

¥581,200
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Est. Retail ¥4,900

Van Cleef & Arpels

Pristine

White Gold Diamond Mini Frivole Pendant

¥647,400
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Est. Retail ¥8,700

Van Cleef & Arpels

Pristine

White Gold Diamond Vintage Alhambra Pendant

¥1,134,700
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Est. Retail ¥3,580

Tiffany & Co.

Platinum Diamond Elsa Peretti Diamond By The Yard Pendant

¥312,800
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Est. Retail ¥5,900

Cartier

Rose Gold Diamond Paved Love Pendant

¥734,700
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Est. Retail ¥6,500

Hermès

White Gold Diamond Finesse Necklace

¥508,500
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Est. Retail ¥1,550

David Yurman

Sterling Silver Diamond Lexington Necklace

¥130,200
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Van Cleef & Arpels

Yellow Gold Mother Of Pearl and Diamond Limited Edition Vinta

¥712,100
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Est. Retail ¥7,950

BVLGARI

Rose Gold Tourmaline and Diamond Divas Dream Pendant

¥697,600
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Sustainable Luxury

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Est. Retail ¥4,500

Cartier

Rose Gold Diamond Juste Un Clou Pendant

¥571,000
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Est. Retail ¥7,450

Tiffany & Co.

Yellow Gold Emerald & Diamond Color By The Yard Necklace

¥647,400
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Est. Retail ¥3,550

Van Cleef & Arpels

Rose Gold Diamond Frivole, Small Model Pendant

¥465,600
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Ready To Ship

All in stock and ready to ship today. Free and fully insured shipping on orders over $500. Overnight shipping available.

Est. Retail ¥3,250

Tiffany & Co.

Tiffany T Smile Diamond Necklace in 18k Rose Gold 0.1 CTW

¥283,700
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Est. Retail ¥7,650

myGemma

Pristine

7 ctw White Gold Lab-Grown Diamond Necklace

¥742,000
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Est. Retail ¥7,650

myGemma

Pristine

Lab-Grown Diamond Necklace in 18K White Gold 7.11 CTW

¥742,000
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Est. Retail ¥10,250

myGemma

Pristine

Lab-Grown Diamond Necklace in 14K White Gold 11.03 CTW

¥982,000
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Est. Retail ¥7,650

myGemma

Pristine

Lab-Grown Diamond Necklace in 18K Yellow Gold 7.11 CTW

¥742,000
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Est. Retail ¥2,550

myGemma

Pristine

2 ctw White Gold Lab-Grown Diamond Necklace

¥240,100
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Est. Retail ¥13,500

myGemma

Pristine

Lab-Grown Graduated Diamond Tennis Necklace in 14K White Gold 16.38 CTW

¥1,236,600
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Est. Retail ¥9,600

Cartier

Love Necklace, Diamonds (White Gold)

¥1,236,600
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Est. Retail ¥12,000

Harry Winston

Symbols Cross Diamond Pendant in Platinum 1.5 CTW

¥1,236,600
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Est. Retail ¥6,000

myGemma

Diamond Cluster Large Pendant Necklace in 14K Yellow Gold (1 1/3 CTW)

¥312,800
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Est. Retail ¥5,500

Tiffany & Co.

Fluer de Lis Diamond Key Pendant in Platinum 0.37 CTW

¥480,100
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Est. Retail ¥8,100

Tiffany & Co.

Victoria Diamond Pendant in Platinum 0.39 CTW

¥726,700
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Est. Retail ¥3,700

Tiffany & Co.

Diamond Bow Pendant in Platinum 0.27 CTW

¥269,200
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Est. Retail ¥3,850

Tiffany & Co.

Key Collection Diamond Pendant in 18k Yellow Gold/Platinum

¥327,400
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Est. Retail ¥3,450

Cartier

Trinity Pendant, 1 Diamond

¥406,600
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Est. Retail ¥2,900

Tiffany & Co.

Diamond & Pink Sapphire Small Open Heart Pendant, Platinum 0.3 CTW

¥218,300
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Est. Retail ¥13,990

Tiffany & Co.

Atlas Diamond Pendant in 18k Rose Gold 0.57 CTW

¥872,200
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Est. Retail ¥4,500

David Yurman

Quatrefoil Diamond Lariat Necklace in 18K Yellow Gold 0.25 CTW

¥341,900
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Cartier

Diamond & Black Ceramic Love Pendant (White Gold)

¥1,636,600
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Est. Retail ¥2,750

Chopard

Happy Diamonds Heart Pendant in 18k White Gold 0.25 CTW

¥203,000
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Est. Retail ¥2,600

Tiffany & Co.

Paper Flowers Diamond Pendant in Platinum

¥240,100
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Est. Retail ¥7,550

Chopard

Happy Diamonds Pendant in 18KT White Gold 0.39 CTW

¥624,900
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Est. Retail ¥9,000

Piaget

Possession Diamond Pendant in 18K White Gold 1.25 CTW

¥742,000
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Est. Retail ¥5,500

Tiffany & Co.

Paper Flowers Diamond Pendant in Platinum 0.33 CTW

¥436,500
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Est. Retail ¥5,500

myGemma

18K White Gold & Rose Gold Fancy Color Diamond Star Pendant, .84 Ctw.

¥385,600
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Est. Retail ¥4,500

myGemma

18K White Gold Ruby Halo Pendant With Diamond Chain, .30 Ctw.

¥327,400
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Est. Retail ¥11,600

myGemma

18K Yellow Gold Sapphire and Diamond Halo Pendant on Diamond Station Chain

¥435,700
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Est. Retail ¥2,950

John Hardy

5 Station Diamond Necklace in Sterling Silver 1.20 CTW

¥145,500
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Est. Retail ¥5,000

Chanel

Fil De Camelia Diamond Necklace in 18k 18KT Yellow Gold FG VS 0.10 CTW

¥436,500
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Est. Retail ¥9,250

Tiffany & Co.

Paloma Picasso Diamond Melody Pendant in 18k Rose Gold 0.40 CTW

¥829,300
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Est. Retail ¥5,800

BVLGARI

Bvlgari Diamond Necklace in 18k Rose Gold 0.34 CTW

¥523,800
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Est. Retail ¥9,995

David Yurman

Quatrefoil Onyx Diamond Necklace in 18k Yellow Gold 1.75 CT

¥727,400
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Est. Retail ¥45,000

Cartier

Himalia Pearl & Diamond Necklace (White Gold)

¥2,560,400
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Est. Retail ¥15,000

Graff

Pink & White Diamond Butterfly Necklace in 18K Yellow Gold 0.75 CTW

¥1,498,400
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