J. Birnbach Jewelry

J. Birnbach Jewelry New York City based purveyor of fine jewelry and GIA-certified diamonds, specializing in large, fancy cuts and colors.

http://www.jbirnbach.com/

https://www.1stdibs.com/dealers/j-birnbach/?search=j.+birnbach J.Birnbach was founded in 1996 by Jonathan Birnbach. After spending 15 years managing his family business he decided to branch out on his own. A year later he was joined by Udi Moritz, who brought in 22 years of experience in the industry. Today they are known as one of New York’s premier diamond cutters, spe

cializing in the finest make diamonds and diamond jewelry. With an extensive inventory of over 2000 GIA certified diamonds ranging from 1 CT to 30 CT we strive to meet the customer’s exact needs which are followed up by on-time delivery and after-sales support. In addition, there is a one-of-a-kind handmade platinum jewelry collection that includes earring, rings, bracelets, and necklaces. As the manufacturers of jewelry that is worn on red carpets around the world and at award shows from the Oscars to the Emmy’s, J.Birnbach Jewelry and Diamond House is here to meet and exceed your needs in the jewelry world. With our commitment to excellence and willingness to go above and beyond, we here at J. Birnbach have no doubt we can help to make your dreams come true.

💎 Another round of diamond boggle you say? Comment the hidden phrase below ⬇️ 1. 5.67 J VS2 Cushion Brilliant Diamond, G...
05/26/2026

💎 Another round of diamond boggle you say? Comment the hidden phrase below ⬇️

1. 5.67 J VS2 Cushion Brilliant Diamond, GIA

2. 5.12 N SI1 Cushion Brilliant Diamond, GIA

3. 5.72 I VS1 Cushion Brilliant Diamond, GIA

Let’s play a game! Comment the hidden phrase below ⬇️ 1. 8.05 Carat G VS1 Oval Diamond Three Stone Ring2. 4.22 Carat E V...
04/17/2026

Let’s play a game! Comment the hidden phrase below ⬇️

1. 8.05 Carat G VS1 Oval Diamond Three Stone Ring

2. 4.22 Carat E VS1 Oval Diamond Solitaire Ring

3. 14.06 Carat H VVS2 Oval Diamond Split Shank Ring

Vintage pearls have never looked so good 😍Signed Kurt Wayne 18K yellow gold pearl and diamond statement earrings ✨      ...
03/09/2026

Vintage pearls have never looked so good 😍

Signed Kurt Wayne 18K yellow gold pearl and diamond statement earrings ✨

💁‍♀️Why choose when you can have them all! We specialise in exceptional diamonds in all shapes, sizes and colors which m...
02/05/2026

💁‍♀️Why choose when you can have them all!

We specialise in exceptional diamonds in all shapes, sizes and colors which means finding the perfect piece (or two 🤭) to add to your fine jewelry has never been easier ✨

✨ Five stone step cut dream ring 7.03 carat E VS1 emerald cut diamond with 1.47 carats total of matching straight baguet...
12/24/2025

✨ Five stone step cut dream ring

7.03 carat E VS1 emerald cut diamond with 1.47 carats total of matching straight baguettes, set in platinum, GIA certified as always 💫

💕 Pink diamonds are always on trend 2.03 carat fancy purplish pink marquise cut diamond in two tone platinum and 18K ros...
12/23/2025

💕 Pink diamonds are always on trend

2.03 carat fancy purplish pink marquise cut diamond in two tone platinum and 18K rose gold, GIA certified as always 💫

❤️‍🔥 Diamond drop earrings that suit every outfit 6.88 carats total of antique briolette and rose cut diamonds, set in b...
12/19/2025

❤️‍🔥 Diamond drop earrings that suit every outfit

6.88 carats total of antique briolette and rose cut diamonds, set in blackened 18K gold to create this modern edgy take on antique jewelry ✨

🎁 This stunning 4.01 carat K VVS2 radiant cut diamond solitaire could be yours to unwrap this holiday season, set in 18K...
12/18/2025

🎁 This stunning 4.01 carat K VVS2 radiant cut diamond solitaire could be yours to unwrap this holiday season, set in 18K yellow gold, GIA certified as always 💫

🩵 Great designs never go out of fashionVintage Tiffany & Co channel set emerald and diamond bangle in 14K yellow gold ✨ ...
12/18/2025

🩵 Great designs never go out of fashion

Vintage Tiffany & Co channel set emerald and diamond bangle in 14K yellow gold ✨

❤️‍🔥 Signed jewels don’t get much better than this 8.54 caveat I SI2 marquise shape diamond three stone ring with matchi...
12/17/2025

❤️‍🔥 Signed jewels don’t get much better than this

8.54 caveat I SI2 marquise shape diamond three stone ring with matching VS tapered baguettes totalling 1 carat, framed in an iconic Harry Winston platinum setting, GIA certified as always 💫

Address

New York, NY

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