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Simon Ardem Engagement Rings

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
GIA certified 1.80 carat Oval Solitaire
By Simon Ardem
Located in New York, NY
GIA certified 1.80 carat Oval engagement ring with non-traditional 4 prong set in platinum. Color F, Clarity SI1. This ring is available exclusively for custom order and may take 3...
Category

21st Century and Contemporary American Modern Simon Ardem Engagement Rings

Materials

Diamond, 14k Gold, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

GIA Certified Fancy Yellow Radiant 2.23 Ct Diamond Engagement Platinum Ring
By Simon Ardem
Located in New York, NY
Diamond Platinum Fancy Yellow Ring with GIA certificate, no.1162284198. Center stone: 2.23ct Radiant cut Fancy to Fancy Light Yellow SI1 diamond, 7.3...
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, Platinum, Yellow Gold, 18k Gold

GIA Certified 4.02 Ct Radiant Fancy Yellow Diamond Engagement Platinum Ring
By Simon Ardem
Located in New York, NY
Diamond Platinum ring with GIA certificate, no.1162532915. Center stone: 4.02ct Radiant cut Fancy Yellow diamond, 10.2 x 9.1 x 5.0 mm. Side stones: 1.00ct Brilliant Round diamonds: F...
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, Platinum, Yellow Gold, 18k Gold

Yellow Diamond 3.03 Ct Certified Diamond Ring in Platinum
By Simon Ardem
Located in New York, NY
Light Yellow Diamond ring with EGL USA certificate, no.400148811D. Center stone: 3.03ct Cushion Modified Brilliant cut Light Yellow VS1 diamond, 9.90 x 7.40 x 5.16 mm. Side stones: 6...
Category

2010s American Simon Ardem Engagement Rings

Materials

Yellow Diamond, Platinum

Fancy Yellow 1.12 Ct Oval Cut Diamond Engagement Platinum Ring
By Simon Ardem
Located in New York, NY
Fancy Yellow Diamond ring. Center stone: 1.12ct Oval cut Fancy Yellow SI1 diamond. Side stones: .32ct H-I-J VS1-SI1 Brilliant round diamonds. Total carat weight: 1.44ct. Metal: Plati...
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, Platinum, Yellow Gold, 18k Gold

GIA Certified 1.63 Ct Radiant Fancy Light Yellow Diamond Engagement Ring
By Simon Ardem
Located in New York, NY
Diamond Platinum ring with GIA certificate, no.5141964995. Center stone: 1.63 ct Cut-cornered Rectangular Modified Brilliant cut Natural Fancy Light Yellow VS2 diamond, 7.08 x 6.20 x...
Category

2010s American Simon Ardem Engagement Rings

Materials

Yellow Diamond, Platinum

GIA Certified 4.07 Ct Cushion Fancy Light Yellow Diamond Engagement Ring
By Simon Ardem
Located in New York, NY
Diamond Platinum ring with GIA certificate, no.2155158881. Center stone: 4.07 ct Cushion cut Natural Fancy Light Yellow SI2 diamond, 10.23 x 8.79 x 5.36 mm. Side stones: 1.00 ct Bril...
Category

2010s American Simon Ardem Engagement Rings

Materials

Yellow Diamond, Platinum

Certified 2.00 Carat Emerald Cut Diamond Engagement Ring in 18K White Gold
By Simon Ardem
Located in New York, NY
Diamond ring with Emerald cut natural diamond center stone 2.00ct E SI2. Measurements: 8.70 x 6.10 x 4.30 mm. EGL Certificate #400148821D. Side stones: 1ct Natural Fancy Yellow VS2 R...
Category

2010s American Simon Ardem Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, Yellow Gold, White Gold, 18k Gold

GIA Certified 1.57 Carat Fancy Pink-Brown Asscher Cut Diamond Engagement Ring
By Simon Ardem
Located in New York, NY
Natural Fancy Pink Diamond ring with GIA certificate, no.6214923742. IGI Certificate no.4706036421. Center stone: 1.57ct Asscher cut/Square Emerald cut Fancy Pink-Brown VVS1 diamond,...
Category

2010s American Simon Ardem Engagement Rings

Materials

Diamond, Rose Gold, Platinum, 14k Gold

Certified 2.67 Carat Fancy Light Yellow Radiant Diamond Engagement Ring
By Simon Ardem
Located in New York, NY
Fancy Light Yellow Diamond Platinum ring with IGI certificate: no. 4706044611. Center stone: 2.67ct Radiant cut Fancy Light Yellow SI1 diamond. Center stone measurements: 9.80 x 7.10...
Category

2010s American Simon Ardem Engagement Rings

Materials

Diamond, 18k Gold, Platinum

Certified Fancy Yellow Radiant 2.84 Carat Diamond Cocktail Ring Set in Platinum
By Simon Ardem
Located in New York, NY
Fancy Yellow Diamond Platinum ring with EGL certificate: no.US 400119130D. Center stone: 2.84ct Radiant cut Fancy Light Yellow VS1 diamond. Center stone measurements: 8.90 x 7.80 mm....
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

Materials

Yellow Diamond, White Diamond, Diamond, 18k Gold, Platinum, Yellow Gold

GIA Certified 4.54 Carat Asscher Cut Engagement Ring with Natural Pink Diamonds
By Simon Ardem
Located in New York, NY
Diamond engagement ring set in 14K pink gold with GIA certificate, no. 2131165653. Details are: Center stone: 4.54ct / J VS2 Asscher/ square emerald cut diamond with fancy light pink...
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

Materials

Pink Diamond, White Diamond, Diamond, Rose Gold

GIA Certified 3.02 Carat Asscher Cut Square Emerald Engagement Platinum Ring
By Simon Ardem
Located in New York, NY
Diamond Platinum ring with GIA certificate, no. 2165724127. Details are: Center stone: 3.02 / H VS1 Asscher/Square emerald cut naturally mined diamond, 8.43 x 8.39 x 5.15 mm. Side st...
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

Materials

White Diamond, Diamond, Platinum

GIA Certified 3.01 Carat Brilliant Round Engagement Ring with Pink Diamonds
By Simon Ardem
Located in New York, NY
Diamond platinum ring with GIA certificate, no. 2223385118. Center stone: 3.01ct / L color, VS2 Brilliant Round cut diamond. Measurements: 8.82 x 8.84 x 5.90 mm. Side stones: .50ct / Fancy Pink Brilliant...
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

Materials

Diamond, Pink Diamond, Rose Gold, 14k Gold

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Previously Available Items
Fancy Intense Yellow 2.12 Ct Certified Diamond Ring in 18K White Gold
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GIA Certified 5.12 Ct Fancy Yellow Oval Diamond Engagement Ring in Platinum
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1.01 Carat Fancy Yellow Oval Cut Diamond Engagement Ring
By Simon Ardem
Located in New York, NY
Diamond engagement ring with 1.01ct Oval cut center stone Orangy Yellow VS2, set in yellow gold bezel. Measurements: 8.30x5.90 mm. Side stones: 52 Brilliant round diamonds and 2 Pear...
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Fancy Intense Yellow 2.12 Carat Certified Diamond Ring in 18K White Gold
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Located in New York, NY
Fancy Intense Yellow Diamond ring with EGL certificate, no.US 47066903D. Center stone: 2.12ct Radiant cut Fancy Intense Yellow VS2 diamond, 8.10 x 6.40 x...
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GIA Certified Engagement Ring Set with 4.02 Carat Princess Cut Diamond
By Simon Ardem
Located in New York, NY
Diamond engagement platinum ring with GIA certificate, no.5121219451 Details are: Center stone: 4.02ct F/SI1 Princess cut diamond, 8.76x 8.45 x 6.27mm . Size 6.5 Proudly crafted by S...
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21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

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Diamond, Platinum

Engagement Ring Set with a GIA Certified 5.04 Carat Emerald Cut Diamond
By Simon Ardem
Located in New York, NY
Platinum diamond engagement ring with GIA certificate, no.2175597402. Details are: Center stone: 5.04ct/ VS1 emerald cut diamond, 13.17 x 7.98 x 4.97 mm . / Side stones 1.00 ct bag...
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21st Century and Contemporary American Art Deco Simon Ardem Engagement Rings

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Diamond, Platinum

GIA Certified 3.01 Carat Brilliant Round Engagement Ring with Pink Diamonds
By Simon Ardem
Located in New York, NY
Diamond platinum ring with GIA certificate, no. 2223385118. Center stone: 3.01ct / L color, VS2 Brilliant Round cut diamond. Measurements: 8.82 x 8.84 x 5.90 mm. Side stones: .50ct / Fancy Pink Brilliant...
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Fancy Yellow 1.11 Carat Certified Diamond Engagement Ring
By Simon Ardem
Located in New York, NY
Diamond ring with EGL certificate, no. US59329301D. Details are: Center stone: 1.11ct/ VS2 radiant cut fancy yellow diamond, 7.1 x 5.7x 3.4mm. / Side stones: .90ct/ F-G VS1-SI1. Bril...
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GIA Certified Fancy Yellow 3.05 Carat Radiant Diamond Cocktail Platinum Ring
By Simon Ardem
Located in New York, NY
Diamond ring with GIA certificate, no.1156601418. Center stone: 3.05ct Radiant cut Fancy Light Yellow SI2 diamond, 8.47 x 7.85 x 5.00mm. Side stones: 1.00ct F-G VS1-SI2 Brilliant Rou...
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21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

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Certified Fancy Yellow 2.20 Carat Diamond Engagement Ring in 18 Karat Rose Gold
By Simon Ardem
Located in New York, NY
Diamond ring with EGL certificate, no.400148820D. Center stone: 2.20ct Radiant cut Fancy to Fancy Light Yellow VS2 diamond, 8.20 x 7.10 x 4.30mm. Side stones: .95ct Fancy Light Pink ...
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2.55 Carat Fancy Yellow Radiant Cut Diamond Engagement Ring in Platinum
By Simon Ardem
Located in New York, NY
Fancy Yellow Diamond ring. Center stone: 2.55ct/ SI2 radiant cut fancy light yellow diamond. Side stones: 1.08ct /F-G VS2-SI1 Brilliant round diamonds. Total carat weight =3.63ct. Me...
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21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

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GIA Certified 3.52 Carat Fancy Yellow Radiant Diamond Engagement Ring
By Simon Ardem
Located in New York, NY
Diamond ring with GIA certificate, no. 2165284197. Center stone: 3.52ct/ VS2 radiant cut fancy light to fancy orangy yellow diamond, 9.05 x 8.20 x ...
Category

21st Century and Contemporary American Contemporary Simon Ardem Engagement Rings

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Diamond, White Diamond, Yellow Diamond, 18k Gold, Yellow Gold, Platinum

Simon Ardem engagement rings for sale on 1stDibs.

Find a range of Simon Ardem engagement rings available on 1stDibs. Each of these unique items was designed with extraordinary care, often using platinum. While looking for the most stylish antique or vintage Simon Ardem jewelry to pair with your ensemble, you’ll find that Simon Ardem diamond engagement rings, from our inventory of 16, can add a particularly distinctive touch to your look. We have 17 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 engagement rings by Nazarelle, Llyn strong, and Faye Kim. Prices for Simon Ardem engagement rings can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $5,400 and tops out at $72,500, while pieces like these, on average, can sell for $23,500.

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