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.
'The Rose Diamond' - GIA 5.59CT Type IIA Natural Pink Pear Shaped Diamond Ring
By Simon Ardem
Located in New York, NY
'THE ROSE DIAMOND' is an extraordinary natural pink pear shaped diamond ring. This rare Pink diamond is certified with a GIA certificate, which also includes a GIA Type IIA certifica...
Diamond, White Diamond, Pink Diamond, Platinum
$65,025Sale Price|25% Off
GIA Certified Engagement Ring with 6.11 Carat Yellow Cushion Cut Diamond
By Simon Ardem
Located in New York, NY
Diamond ring with GIA certificate, no.1162257236. Center stone: 6.11ct Cushion cut Fancy to Fancy Intense Yellow VS2 diamond, 10.6 x 10.4 x 6.14mm. Side stones: 1.25ct Brilliant Roun...
Yellow Diamond, White Diamond, Diamond, Platinum, Yellow Gold, 18k Gold
$2,700 / item
9 princess cut channel set band
By Simon Ardem
Located in New York, NY
This ring features 9 princess cut diamonds in a channel setting in platinum. This ring is exclusively for custom order only and take 3-4 weeks for production to be completed. We can ...
14k Gold, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum
$22,500 / item
Oval Diamond Eternity Band
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in shared prong Platinum. Prong set fifteen oval cut diamonds D-F VVS2-VS2. All stones are perfectly matching and at least 6mm long. Polish is from Excellen...
Diamond, 14k Gold, 18k Gold, White Gold, Yellow Gold, Platinum
'The Rose Diamond' - GIA 5.59CT Type IIA Natural Pink Pear Shaped Diamond Ring
By Simon Ardem
Located in New York, NY
'THE ROSE DIAMOND' is an extraordinary natural pink pear shaped diamond ring. The Pink diamond is certified with a GIA certificate, which also includes a GIA Type IIA...
Diamond, White Diamond, Pink Diamond, Platinum
Micro Pave Black Diamond .50 Carat Eternity Wedding Band in Rose Gold
By Simon Ardem
Located in New York, NY
Black Diamond eternity wedding band set in 14K Rose gold. Pave set brilliant round diamonds are natural black. Carat weight: .50 ct. Total ring weight: 1.50 grams. Ring size: 5.25. C...
Diamond, Black Diamond, 14k Gold, Rose Gold
$9,760Sale Price|20% Off
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...
Yellow Diamond, Platinum
$6,000Sale Price / item|20% Off
3.25 Carat Fancy Yellow Square Radiant Diamond Eternity Band
By Simon Ardem
Located in New York, NY
Channel set Diamond Eternity Band set in 18K yellow gold. 24 special cut diamonds are Fancy Yellow VVS2-SI1. Carat weight...
Yellow Diamond, Diamond, 18k Gold
$32,500 / item
Radiant Cut Eternity Band 7.50 Carat
By Simon Ardem
Located in New York, NY
This platinum radiant cut eternity band features 20 radiant cut stones, EF color and VS1-SI1 clarity. The total carat weight is approximately 7.50 carats. Each stone has 5.70 mm wid...
Diamond, 14k Gold, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum
GIA Certified 6.22 Carat Emerald Cut Diamond and Platinum Wedding Eternity Band
By Simon Ardem
Located in New York, NY
Diamond Wedding Eternity Band set in Platinum, featuring 20 beautifully matched Emerald cut diamonds with shared prongs. This classic piece has the following specifications; D-E-F-G...
Diamond, Emerald, Platinum
$8,800 / item
Oval East West Eternity Band
By Simon Ardem
Located in New York, NY
This Molina Eternity Band features 12 Oval diamonds with approximately 2.70 carat total weight set in platinum. This ring is exclusively available for custom order and we can customi...
14k Gold, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum
3.80 Carat Emerald Cut Diamond Wedding Eternity Band In Platinum
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in Platinum. 22 Emerald cut diamonds are D-E-F VVS2-VS2. Carat weight: 3.80 ct. Total ring weight: 4.5 grams. Ring size: 5.5. Can be sized upon request. Thi...
Diamond, Emerald, Platinum
1.50 Carat Brilliant Round Diamond French Cut Eternity Band
By Simon Ardem
Located in New York, NY
Diamond Eternity Wedding Band set in Platinum. 25 French cut micro-pave set brilliant round diamonds are F-G VS2. Carat weight = 1.5ct. Total ring weight 4 grams. Ring size 5.25. C...
Diamond, White Diamond, Platinum
18 Karat Yellow Gold Pavé Diamond Eternity Wedding Band
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in 18K Yellow gold. Pave set brilliant round diamonds are F-G VS2. Carat weight: .78 ct. Total ...
Diamond, 18k Gold, Yellow Gold
$7,250 / item
Oval Diamonds East West setting
By Simon Ardem
Located in New York, NY
This ring features 15 Oval diamonds set East - West style in a platinum setting. Total carat weight - 2.70 carats approximately. The diamonds are EF color and VS1- SI1 clarity. Thi...
Diamond, 14k Gold, 18k Gold, White Gold, Yellow Gold, Platinum
Micro-Pave Pink Diamond 1.50 Carat Eternity Wedding Band in 18K Rose Gold
By Simon Ardem
Located in New York, NY
Natural Pink Diamond eternity wedding band set in 18K Rose gold. Pave set brilliant round diamonds are Natural Fancy Pink VS1-SI1. Carat weight: 1.50 ct. Total ring weight: 2.5 grams...
Pink Diamond, Rose Gold
$32,000 / item
GIA Certified 7.5 Carat Emerald Eternity Band
By Simon Ardem
Located in New York, NY
This ring has 17 GIA certified emerald cut diamonds, with each diamond weighing 0.50 carats on average, with tapered basket set in platinum. The cumulative carat weight of the diamon...
Emerald, 14k Gold, 18k Gold, White Gold, Yellow Gold, Platinum
1.10 Carat Micro-Pave Fall Colors Diamond Eternity Wedding Band In Rose Gold
By Simon Ardem
Located in New York, NY
Diamond eternity wedding band set in 14K Rose gold. Pave set Brilliant Round Diamonds are Natural Pinkish-Brown/Orangish-Brown VS1-SI1. Carat weight: 1.10 ct. Total ring weight: 2.30...
Diamond, 14k Gold, Rose Gold
5.00 Carat Bezel Set Octagonal Diamond Eternity Band
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in 14K White Gold. 11 Large Round Brilliant diamonds and small pave diamonds are F-G SI1-SI2. Total Carat weight: 5.00ct. Total ring weight: 5.9 grams. Ring...
Diamond, White Diamond, Platinum
$5,600Sale Price|20% Off
Certified 1.04 Ct Fancy Yellow Oval Cut Engagement Ring in Platinum
By Simon Ardem
Located in New York, NY
Diamond platinum ring with EGL certificate, no.US3143198050D. Center stone: 1.04 ct SI1 Oval cut Fancy Yellow diamond, 7.00 x 4.90 x 4.43mm. Side stones: .32ct H-I-J VS1-SI1 Brillian...
Diamond, 18k Gold, Yellow Gold, Platinum
Micro-Pave Pink Diamond .60 Carat Eternity Wedding Band in 14K Rose Gold
By Simon Ardem
Located in New York, NY
Natural Pink Diamond eternity wedding band set in 14K Rose gold. Pave set brilliant round diamonds are Natural Fancy Light - Fancy Pink VS1-SI1. Carat weight: .60 ct. Total ring weig...
Pink Diamond, Rose Gold
5.00 Carat Bezel Set Octagonal Diamond Eternity Band
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in 14K White Gold. 11 Large Round Brilliant diamonds and small pave diamonds are F-G SI1-SI2. Total Carat weight: 5.00ct. Total ring weight: 5.9 grams. Ring...
Diamond, White Diamond, Platinum
GIA Certified 6.61 Carat Asscher Cut Diamond Wedding Eternity Band
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in Platinum. 16 Asscher cut diamonds are D-E-F-G VVS1-VS1. Carat weight: 6.61 ct. All stones are GIA-Certified. Total ring weight: 6.25 grams. Ring size: 6....
Diamond, Platinum
3.10 Carat Asscher Cut Diamond Wedding Eternity Band In Platinum
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in Platinum. 22 Asscher cut diamonds are D-E-F VVS2-VS2 . Carat weight: 3.10ct. Total ring weight: 3.9 grams. Ring size: 5.75. Can be sized upon request. Th...
Diamond, White Diamond, Platinum
$4,400 / item
Brilliant round eternity band
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in White Gold. 14 Round Brilliant diamonds are F-G VS2-SI1. Carat weight 2.2 total carat weight. Total ring weight 2.8 grams. Ring size 5.25. Can be sized u...
4.90 Carat Round Diamond Bezel Set Octagonal Eternity Wedding Band in 14K White
By Simon Ardem
Located in New York, NY
Natural Diamond Eternity Band set in 14K White gold. 11 Large Round Brilliant diamonds and small pave diamonds are F-G SI1-SI2. Total Carat weight: 4.90ct. Total ring weight: 5.16 gr...
Diamond, White Diamond, 14k Gold, White Gold
2.10 Carat Oval Brilliant Cut Diamond Band in 14K White Gold
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in 14K white gold. Prong set 7 Oval Brilliant cut diamonds: E-F VS2-SI1. All stones are perfectly matching. Carat weight: 2.10 ct. Total ring weight: 2.5gr...
Diamond, 14k Gold, White Gold
.80 Carat Brilliant Round Diamond Eternity Wedding Band in Platinum
By Simon Ardem
Located in New York, NY
Natural Brilliant Round Diamond eternity band set in Platinum. 80ct F-G VS1-VS2 Brilliant Round diamonds. Total ring weight: 5.8 grams. Ring size: 5.25. Can be sized upon request. ...
Diamond, White Diamond, Platinum
4.90 Ct Round Diamond Bezel Set Octagonal Eternity Band
By Simon Ardem
Located in New York, NY
Natural Diamond Eternity Band set in 14K White gold. 11 Large Round Brilliant diamonds and small pave diamonds are F-G SI1-SI2. Total Carat weight: 4.90ct. Total ring weight: 5.0 gra...
Diamond, White Diamond, 14k Gold, White Gold
GIA Certified 4.27 Carat Emerald Cut East West Style Eternity Band
By Simon Ardem
Located in New York, NY
Diamond Eternity Band set in Platinum. 14 horizontal set Emerald cut Diamonds: D-E-F VVS2-VS2. All diamonds are GIA-Certified. No Fluorescence. Carat weight: 4.27ct. Total ring weigh...
Diamond, Emerald, Platinum