About J. Birnbach
J. Birnbach started as a diamond cutting company, and today we are known as one of New York’s premier diamond houses, specializing in the finest diamonds and jewelry. With our extensive inventory of over 2,000 GIA certified diamonds ranging in weight from 1 to 30 carats, J.Birnbach has the cut, color and quality you are looking for. We also specialize in high-end diamond jewelry that has been worn on red carpets around the world from the Emmys to the Oscars. Our stunning assortment incorporates both classic and modern designs to create truly remarkable one-of-a-kind dia...Read More
Featured Pieces
Harry Winston GIA Certified 5.01 Carat E VS1 Oval Brilliant Diamond Ring
By Harry Winston
Located in New York, NY
This breathtaking, three-stone ring from the house of Harry Winston features a GIA certified 5.01 carat oval brilliant diamond of E color and VS1 clarity. Beautifully outlined with n...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
J. Birnbach GIA Certified 2.92 Carat Oval Brilliant Cut Diamond Solitaire Ring
By J. Birnbach
Located in New York, NY
This scintillating and romantic ring from the J. Birnbach collection features a 2.92 carat oval brilliant cut diamond of G color and SI1 clarity. 100% eye-clean with an elongated out...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
Harry Winston GIA Certified 3.01 Carat Brilliant Round Solitaire Two-Tone Ring
By Harry Winston
Located in New York, NY
This incredible, newly restored, vintage Harry Winston solitaire features a GIA certified 3.01 carat brilliant round diamond of G color and VS1 clarity... This bold, two-tone ring fr...
Category
20th Century Contemporary Solitaire Rings
Materials
Diamond, 18k Gold
J. Birnbach GIA Certified 3.71 Carat Cushion Modified Brilliant Three-Stone Ring
By J. Birnbach
Located in New York, NY
This scintillating ring features a 3.71 carat cushion modified brilliant cut diamond of I color and VS1 clarity... Set in a handmade, platinum, three-stone ring with shield side ston...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
J. Birnbach GIA Certified 2.03 Carat Oval Diamond Three-Stone Ring
By J. Birnbach
Located in New York, NY
This classic and enchanting ring features a 2.03 carat oval diamond of G color and VS2 clarity... Set in a traditional, three-stone ring with beautifully matched, oval side stones = ...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
J. Birnbach GIA Certified 10.03 Carat J Color Emerald Cut Platinum Diamond Ring
By J. Birnbach
Located in New York, NY
This exquisite J. Birnbach original features a GIA Certified 10.03 ct Emerald cut diamond of J color and SI1. Flanked by a pair of tapered baguettes = approximately 1.50 ctw set in a...
Category
21st Century and Contemporary Three-Stone Rings
Materials
Diamond, Platinum
J. Birnbach GIA Certified 8.33 Carat D Internally Flawless Marquise Diamond Ring
By J. Birnbach
Located in New York, NY
This magnificent diamond from the J. Birnbach vault is a treasure beyond description... The 8.33 carat marquise cut diamond of D color and Internally Flawless clarity is set in a han...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
Diamond, Ruby, and Opal by the Yard Platinum Necklace
Located in New York, NY
This breathtaking, antique necklace will easily become your new "go-to" piece all year long...
With 68" of handmade, platinum, bezel-set diamonds, rubies, and opals, this scintillat...
Category
20th Century Art Deco Chain Necklaces
Materials
Diamond, Opal, Ruby, Platinum
J. Birnbach GIA Certified 2.13 Ct Cushion Brilliant Cut Diamond Solitaire Ring
By J. Birnbach
Located in New York, NY
This perfect marriage of contemporary craftsmanship and antique diamond cutting from the J. Birnbach workshop features a 2.13 carat cushion brilliant cut diamond of G color and VS2 c...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
J. Birnbach 18K White Gold Handmade Diamond Briolette & Pavé Chandelier Earrings
By J. Birnbach
Located in New York, NY
This scintillating pair of chandelier earrings feature six, beautifully matched briolette diamonds = 4.44 ctw and pavé / bezel set details = 0.88 ctw. Easily dressed up or down, thes...
Category
21st Century and Contemporary Contemporary Chandelier Earrings
Materials
Diamond, White Gold
J. Birnbach GIA Certified 5.01 Carat E SI1 Cushion Brilliant Cut Diamond Ring
By J. Birnbach
Located in New York, NY
This incredible execution from the J. Birnbach workshop features a scintillating, 5.01 carat cushion brilliant cut diamond of E color and SI1 clarity set in a handmade, platinum ring...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
J. Birnbach GIA Certified 7.20 Carat F VVS2 Emerald Cut Diamond Ring
By J. Birnbach
Located in New York, NY
This ring is the essence of perfection! Featuring a GIA certified 7.20 carat Emerald cut diamond of F color and VVS2 clarity, this stone is set in a handmade, platinum ring with tape...
Category
21st Century and Contemporary Contemporary Engagement Rings
Materials
Diamond, Platinum
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