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Simon Ardem Necklaces

American

For over two decades, Simon Ardem has provided its clientele with fashionable fine jewelry. Every piece is crafted to fit the sensibilities of the customer, resulting in contemporary jewelry with captivating and uncommon qualities.

Gemologist and artist Ardem Aslanian established Simon Ardem in 1996 with his wife Cynthia. Ardem previously worked with his brother in the diamond trading business and has more than 30 years of experience creating bridal and custom jewelry. Cynthia has a fine arts degree from the Fashion Institute of Technology (FIT) in Manhattan and sketches the company’s concepts. 

Their combined expertise and vision have launched Simon Ardem to prominence in the New York jewelry industry. The company is known for its meticulous bridal rings, pendants and bangles made with a signature imagination, artistry and care. 

Ardem and Cynthia diligently work to ensure that every component of their company’s jewelry is sourced and produced ethically. Striving to be a sustainable company, Simon Ardem utilizes the most environmentally sound manufacturing processes and invests in local economies. 

Simon Ardem continues to operate out of New York City, always working to meet the highest standards in its products and production methods.

On 1stDibs, discover the lavish quality of Simon Ardem rings, bracelets, necklaces and more.

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Creator: Simon Ardem
2ct Pear Shape Diamond Necklace 18k yellow gold milgrain antique-detail pendant
2ct Pear Shape Diamond Necklace 18k yellow gold milgrain antique-detail pendant

2ct Pear Shape Diamond Necklace 18k yellow gold milgrain antique-detail pendant

By Simon Ardem

Located in New York, NY

Elegant and timeless, this necklace features a stunning 2-carat pear-shape natural diamond set within four prongs in a sleek gold bezel-inspired pendant. The pendant has a satin fini...

Category

2010s American Contemporary Simon Ardem Necklaces

Materials

Diamond, 14k Gold

1.10ct F VS2 Emerald-cut Lab-grown Diamond East-West Bezel-set Pendant Necklace
1.10ct F VS2 Emerald-cut Lab-grown Diamond East-West Bezel-set Pendant Necklace

1.10ct F VS2 Emerald-cut Lab-grown Diamond East-West Bezel-set Pendant Necklace

By Simon Ardem

Located in New York, NY

Bezel Pendant Necklace - lab grown Emerald 1.10ct, F VS2, set in a bezel setting, with 16 inch length, 18 Karat Yellow Gold cable chain. Special order available from sizes 1 - 5ct, q...

Category

21st Century and Contemporary North American Contemporary Simon Ardem Necklaces

Materials

Emerald, Diamond, 18k Gold

2.50 Carat Pear Shape Diamond Necklace in 18 Karat White Gold
2.50 Carat Pear Shape Diamond Necklace in 18 Karat White Gold

2.50 Carat Pear Shape Diamond Necklace in 18 Karat White Gold

By Simon Ardem

Located in New York, NY

2.50 carat Pear shape diamond necklace with 5 bezel set diamonds set in Platinum. Pear Shape diamond center stone is D SI1. Brilliant diamonds are D-E SI1. Total Carat weight: 3.80...

Category

21st Century and Contemporary American Contemporary Simon Ardem Necklaces

Materials

Diamond, Platinum

1 Carat Round Diamond by Yard Necklace Set in 14 Karat Yellow Gold
1 Carat Round Diamond by Yard Necklace Set in 14 Karat Yellow Gold

1 Carat Round Diamond by Yard Necklace Set in 14 Karat Yellow Gold

By Simon Ardem

Located in New York, NY

Round cut diamond necklace with 5 bezel set round diamonds set in 14K Yellow gold. Round Brilliant diamonds are F-G VS2-SI1 . Total Carat weight = .80ct. Total weight 1.8 grams. Leng...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, Yellow Gold

1.10ct Emerald-cut Lab-grown Pink Diamond East-West Bezel-set Pendant Necklace
1.10ct Emerald-cut Lab-grown Pink Diamond East-West Bezel-set Pendant Necklace

1.10ct Emerald-cut Lab-grown Pink Diamond East-West Bezel-set Pendant Necklace

By Simon Ardem

Located in New York, NY

Bezel Pendant Necklace - lab grown 1.10ct VVS1 fancy pink diamond set in a bezel setting, with 16 inch 18-karat rose gold cable chain. Special order available from sizes 1 - 5ct, qua...

Category

21st Century and Contemporary North American Contemporary Simon Ardem Necklaces

Materials

Diamond, Emerald, 18k Gold

Floral Motif 18k White Gold Black and White 3.50ct Diamond Necklace
Floral Motif 18k White Gold Black and White 3.50ct Diamond Necklace

Floral Motif 18k White Gold Black and White 3.50ct Diamond Necklace

By Simon Ardem

Located in New York, NY

Unique Floral motif Pave set diamond necklace set in 18K White Gold with the following specifications; White diamonds: 3.50ct F-G VS1-VS2. Black Diamonds: 1.2ct. Length: 17.5''. ...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, Black Diamond, 18k Gold, White Gold

6.50 Carat Diamond Tennis Necklace in 18 Karat Yellow Gold Bezel Setting
6.50 Carat Diamond Tennis Necklace in 18 Karat Yellow Gold Bezel Setting

6.50 Carat Diamond Tennis Necklace in 18 Karat Yellow Gold Bezel Setting

By Simon Ardem

Located in New York, NY

Diamond Tennis Necklace in 18K Yellow Gold. Bezel set natural brilliant round diamonds are F-G VS2-SI1. Total carat weight = 6.50ct. The length: 17" inches. Total weight: approximate...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, Yellow Gold

18K Yellow Gold Chain Flower Motif Enamel Necklace
18K Yellow Gold Chain Flower Motif Enamel Necklace

18K Yellow Gold Chain Flower Motif Enamel Necklace

By Simon Ardem

Located in New York, NY

Y-chain 18K yellow gold flower motif necklace, alternating black enamel and yellow gold flowers in unique sizes. Super versatile piece, can be wo...

Category

21st Century and Contemporary American Romantic Simon Ardem Necklaces

Materials

18k Gold, Enamel

9.2 Carat Brilliant Round Graduating Diamond Tennis Necklace in 14K White Gold
9.2 Carat Brilliant Round Graduating Diamond Tennis Necklace in 14K White Gold

9.2 Carat Brilliant Round Graduating Diamond Tennis Necklace in 14K White Gold

By Simon Ardem

Located in New York, NY

Graduating Diamond Tennis necklace in 14K white gold. Natural brilliant round diamonds are F-G-H VS1-SI2, ranging from 2 to 5 mm, in three prongs style setting. Total carat weight: 9...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, White Diamond, 14k Gold, White Gold

GIA certified 1.00 carat F VS2 emerald cut diamond East-West pendant
GIA certified 1.00 carat F VS2 emerald cut diamond East-West pendant

GIA certified 1.00 carat F VS2 emerald cut diamond East-West pendant

By Simon Ardem

Located in New York, NY

Bezel Pendant Necklace - GIA certified Emerald 1.00ct, F VS2, set in a bezel setting, with 16 inch length, 18 Karat Yellow Gold cable chain. Special order available from sizes 1 - 5c...

Category

21st Century and Contemporary North American Contemporary Simon Ardem Necklaces

Materials

Emerald, 18k Gold

1 Carat Round Diamond by Yard Necklace Set in 14 Karat Yellow Gold
1 Carat Round Diamond by Yard Necklace Set in 14 Karat Yellow Gold

1 Carat Round Diamond by Yard Necklace Set in 14 Karat Yellow Gold

By Simon Ardem

Located in New York, NY

Round cut diamond necklace with 5 bezel set round diamonds set in 14K Yellow gold. Round Brilliant diamonds are F-G VS2-SI1 . Total Carat weight = .80ct. Total weight 1.8 grams. Leng...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, Yellow Gold

1.00Carat Diamond Necklace Chain Choker
1.00Carat Diamond Necklace Chain Choker

1.00Carat Diamond Necklace Chain Choker

By Simon Ardem

Located in New York, NY

Diamond necklace choker with 10 Brilliant Round diamonds in Platinum invisible setting on 14 Karat Rose gold chain. Round Brilliant diamonds are F-G VS2-SI1 . Total Carat weight = 1....

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, 14k Gold

1.25 Carat Brilliant Round Diamond Chain Necklace
1.25 Carat Brilliant Round Diamond Chain Necklace

1.25 Carat Brilliant Round Diamond Chain Necklace

By Simon Ardem

Located in New York, NY

Five round diamonds set in Platinum baskets on 18K Yellow gold chain. Round Brilliant diamonds are F-G VS2-SI1. Total carat weight = 1.25ct. Total weight 3.25 grams. Length is 16". C...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, 18k Gold

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0.33 Carat Diamond by the Yard Necklace G SI 14 Karat Yellow Gold 14 Stones

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GIA 1 Carat Yellow Radiant Diamond East West Bezel Pendant Necklace in 18K Gold
GIA 1 Carat Yellow Radiant Diamond East West Bezel Pendant Necklace in 18K Gold

GIA 1 Carat Yellow Radiant Diamond East West Bezel Pendant Necklace in 18K Gold

Located in Los Angeles, CA

Beautiful 1.13 ct. Y to Z VVS2 radiant diamond. Handmade in 18k yellow gold. Length is 16". Comes with GIA certificate.

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21st Century and Contemporary Simon Ardem Necklaces

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Diamond, 18k Gold

1.10Ct Stunning 14K Solid White Gold Diamond Cross Pendant Necklace
1.10Ct Stunning 14K Solid White Gold Diamond Cross Pendant Necklace

1.10Ct Stunning 14K Solid White Gold Diamond Cross Pendant Necklace

Located in Los Angeles, CA

1.10Ct Stunning 14K Solid White Gold Diamond Cross Pendant Necklace Amazing looking piece! Stamped: 14k Total Natural Round Diamond Weight is: Approx. 1.10 Carats (G-H / SI) Cha...

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2010s American Simon Ardem Necklaces

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1.50 Carat Diamond by the Yard Necklace G SI 14 Karat Yellow Gold
1.50 Carat Diamond by the Yard Necklace G SI 14 Karat Yellow Gold

1.50 Carat Diamond by the Yard Necklace G SI 14 Karat Yellow Gold

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Diamond, 14k Gold, Yellow Gold

Previously Available Items
2.00 Ct Fancy Yellow Pear Shape Diamond Pendant Necklace
2.00 Ct Fancy Yellow Pear Shape Diamond Pendant Necklace

2.00 Ct Fancy Yellow Pear Shape Diamond Pendant Necklace

By Simon Ardem

Located in New York, NY

Center stone: 2.00 ct Fancy Light Yellow VS2 Pear Shape cut natural diamond. Measurements: 11.2 x 6.7 mm. Side stones: 12 Pear Shape cut diamonds D-E-F SI1/SI2. Measurements: 4.30 x ...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, 18k Gold, Platinum

Certified 2.03ct Fancy Yellow Pear Shape Diamond Necklace
Certified 2.03ct Fancy Yellow Pear Shape Diamond Necklace

Certified 2.03ct Fancy Yellow Pear Shape Diamond Necklace

By Simon Ardem

Located in New York, NY

Diamond pendant, with IGI certificate number 4703021671. Center stone: 2.03ct Fancy Light Yellow VS2 Pear Shape cut natural diamond. Measurements: 11.2 x 6.7 mm. Side stones: 12 Pear...

Category

2010s American Simon Ardem Necklaces

Materials

Diamond, 18k Gold, Platinum

2.51 Carat Pear Shape Diamond Necklace in 18 Karat White Gold
2.51 Carat Pear Shape Diamond Necklace in 18 Karat White Gold

2.51 Carat Pear Shape Diamond Necklace in 18 Karat White Gold

By Simon Ardem

Located in New York, NY

2.51 carat Pear shape diamond necklace with 5 bezel set diamonds set in Platinum. Pear Shape diamond center stone is D SI1. Brilliant diamonds are D-E SI1. Total Carat weight: 3.80...

Category

21st Century and Contemporary American Contemporary Simon Ardem Necklaces

Materials

Diamond, Platinum

Simon Ardem necklaces for sale on 1stDibs.

Find a range of Simon Ardem necklaces available on 1stDibs. Each of these unique items was designed with extraordinary care, often using gold. While looking for the most stylish antique or vintage Simon Ardem jewelry to pair with your ensemble, you’ll find that Simon Ardem diamond necklaces, from our inventory of 8, can add a particularly distinctive touch to your look. We have 9 pieces in this collection as well as a number of other designs by this jeweler. While this collection reflects work that originated over various time periods, most of these items were designed during the 21st century and contemporary. If you’re looking for additional options, many customers also consider necklaces by Andrew Glassford, Martha Seely, and Leon Mege. Prices for Simon Ardem necklaces can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $1,510 and tops out at $64,700, while pieces like these, on average, can sell for $6,700.