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ADA Jewelry

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New York, NY
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About ADA Jewelry

ADA Jewelry is a family-owned fine jewelry manufacturer based in New York City, specializing in handcrafted natural diamond jewelry. As a multi-generational business, we bring decades of experience, tradition, and personal care to every piece we create. All of our jewelry is designed and produced entirely in-house, combining time-honored craftsmanship with clean, contemporary design. We use only 100 percent natural, conflict-free diamonds and responsibly sourced precious metals, ensuring every piece reflects the highest standards of quality and integrity. At ADA Jewelr...Read More

ADA Jewelry

Established in 19891stDibs seller since 2025

Featured Pieces

14K White Gold Pear-Shaped Diamond & Blue Sapphire Necklace, 17.25ct
By ADA Jewelry
Located in New York, NY
Creator: ADA Jewelry Metal: 14K White Gold Stones: Pear-Shaped Natural Diamonds & Blue Sapphires Total Carat Weight: 17.25 Carats Diamond Color: G/H Diamond Clarity: VVS–VS Setti...
Category

2010s American Contemporary Drop Necklaces

Materials

Diamond, Blue Sapphire, 14k Gold, White Gold

ADA Jewelry 8 Carat, Oval Cut Double Bubble Bezel Bracelet, 14K White Gold
By ADA Jewelry
Located in New York, NY
Details Diamond Tennis Bracelet Creator: ADA Jewelry Metal: 14K White Gold Stones: Natural Oval Cut Diamonds Total Carat Weight: 8.10 Carats Color Grade: G/H Clarity Grade: VVS...
Category

2010s American Modern Tennis Bracelets

Materials

Diamond, 14k Gold, White Gold

ADA Jewelry Graduated Natural Diamond Spiral Bypass Wrap Ring, 2.15 Carats
By ADA Jewelry
Located in New York, NY
This striking ADA Jewelry diamond spiral ring features natural round brilliant-cut diamonds arranged in a graduated open-wrap design, creating a bold sculptural silhouette with excep...
Category

2010s North American Contemporary Fashion Rings

Materials

Diamond, 14k Gold, White Gold

ADA Natural Deep Blue Sapphire and Diamond Halo Drop Earrings, 14K White Gold
By ADA Jewelry
Located in New York, NY
These elegant ADA Jewelry blue sapphire and diamond drop earrings feature a sophisticated combination of natural oval-shaped blue sapphires and natural round brilliant-cut diamonds, ...
Category

2010s North American Contemporary Drop Earrings

Materials

Diamond, Blue Sapphire, 14k Gold, White Gold

ADA Jewelry Natural Oval Red Ruby Station Bangle, 1.80 Carat, 14K Yellow Gold
By ADA Jewelry
Located in New York, NY
This elegant natural diamond and red ruby flexible station bangle by ADA Jewelry is handcrafted in New York using exclusively natural diamonds and natural red rubies. Designed in 14K...
Category

2010s North American Contemporary Bangles

Materials

Diamond, Ruby, 14k Gold, Yellow Gold

ADA Jewelry Green Emerald Twist Bangle, 14K Yellow Gold, 2.01 Carats
By ADA Jewelry
Located in New York, NY
This elegant ADA Jewelry diamond and Emerald bracelet combines timeless fine-jewelry craftsmanship with a bold pop of rich green color. Crafted in 14K yellow gold, the design feature...
Category

2010s North American Contemporary Tennis Bracelets

Materials

Diamond, Emerald, 14k Gold, Yellow Gold

"ADA Jewelry" Blue Sapphire Oval Line Bangle, 8.80 Carats, All Natural Stones
By ADA Jewelry
Located in New York, NY
This sophisticated ADA Jewelry diamond and blue sapphire bracelet showcases a striking combination of natural diamonds and richly colored natural blue sapphires, set in polished 14K ...
Category

2010s North American Contemporary Bangles

Materials

Diamond, Blue Sapphire, 14k Gold, White Gold

"ADA Jewelry" Natural Blue Sapphire and Diamond Double Halo Cocktail Ring
By ADA Jewelry
Located in New York, NY
This striking ADA Jewelry sapphire and diamond cocktail ring features a natural oval-shaped blue sapphire surrounded by layers of natural round brilliant-cut diamonds, creating a bold double-halo design with exceptional brilliance and dimension. Crafted in polished 14K white gold, the ring contains approximately 3.20 total carats of natural gemstones. The rich blue sapphire forms the dramatic center of the design, while the surrounding diamonds, selected in G–H color and SI clarity, provide bright sparkle and a luxurious contrast against the vivid blue center stone. The layered halo and cluster-style arrangement give the ring a glamorous, statement-making presence while maintaining a timeless fine-jewelry aesthetic. Its substantial look makes it ideal as a cocktail ring, statement ring, right-hand ring, anniversary ring, alternative engagement ring, or collectible sapphire and diamond piece. Designed by ADA Jewelry, this ring combines classic gemstone styling with a bold contemporary silhouette, making it suitable for formal occasions, evening wear, celebrations, or as an impressive addition to a fine-jewelry collection. Details Creator: ADA Jewelry Style: Double Halo Cocktail Ring Metal: 14K White Gold Stones: Natural Blue Sapphire and Natural Diamonds Sapphire Shape: Oval Diamond Cut: Round Brilliant Total Carat Weight: Approximately 3.20 Carats Diamond Color: G–H Diamond Clarity: SI Design: Double Halo / Diamond Cluster / Statement Ring ADA Jewelry, sapphire cocktail ring, blue sapphire ring, diamond sapphire ring, sapphire and diamond ring, oval sapphire ring, oval blue sapphire ring, double halo ring, sapphire halo ring, diamond halo ring, double halo sapphire ring...
Category

2010s North American Contemporary Cocktail Rings

Materials

Diamond, Blue Sapphire, 14k Gold, White Gold

3 Stone Spiral Ring, All Natural Diamonds, 0.75 Carats Total, 14K Yellow Gold
By ADA Jewelry
Located in New York, NY
This distinctive ADA Jewelry Three Stone Spiral Ring features an elegant combination of three different natural diamond shapes arranged in a contemporary sculptural design. Crafted in 14K yellow gold, the ring showcases an oval diamond, emerald-cut diamond, and pear-shaped diamond, creating a refined asymmetrical composition with exceptional visual interest. The ring contains approximately 0.75 carats total weight of natural diamonds, selected in G–H color and VS clarity for a bright, clean appearance and beautiful brilliance. Each diamond shape brings its own character to the design: the oval offers soft brilliance, the emerald cut provides sophisticated geometric elegance, and the pear shape adds a graceful, elongated finish. The flowing spiral setting gives this three-stone diamond ring a modern yet timeless feel, making it ideal as a statement ring, right-hand ring, anniversary ring, alternative engagement ring, or addition to a fine-jewelry collection. Its combination of mixed diamond cuts creates a sophisticated look that stands apart from traditional three-stone designs. Designed by ADA Jewelry, the ring reflects a focus on natural diamonds, fine craftsmanship, wearable luxury, and contemporary design. Available in both white and yellow gold, this versatile piece can be worn alone or styled alongside other diamond and gold jewelry. Style: Three Stone Spiral Ring Creator: ADA Jewelry Metal: 14K Yellow Gold Stone: Natural Diamonds Diamond Shapes: Oval, Emerald Cut, and Pear Shape Total Diamond Weight: Approximately 0.75 Carats Diamond Color: G–H Diamond Clarity: VS Ring Size: 6 Style Category: Fine Jewelry, Contemporary Jewelry, Three Stone Ring, Diamond Statement Ring ADA Jewelry, three stone diamond ring, natural diamond ring, spiral diamond ring, three stone spiral ring, mixed shape diamond ring, oval diamond ring, emerald cut diamond ring, pear shape diamond ring, pear diamond ring, 14K gold diamond ring, 14K white gold ring, 14K yellow gold ring, natural diamond jewelry, luxury diamond ring, designer diamond ring, fine jewelry ring, contemporary diamond ring, modern diamond ring, statement diamond ring, right hand ring, anniversary ring, alternative engagement ring, unique engagement ring, three diamond ring, mixed cut diamond ring, fancy shape diamond ring, oval emerald pear diamond ring, G H diamond ring, VS diamond ring, 0.75 carat diamond ring, sculptural diamond ring, asymmetrical diamond ring, luxury fine jewelry, women’s diamond ring...
Category

2010s North American Contemporary Fashion Rings

Materials

Diamond, 14k Gold, Yellow Gold

Graduated Diamond Tennis Necklace in 18K White Gold, 9 Carats, 0.51 Carat Center
By ADA Jewelry
Located in New York, NY
A true statement of refined luxury, this graduated Riviera-style diamond tennis necklace is masterfully handcrafted in 18K white gold and adorned with 9 carats of natural round brill...
Category

2010s American Modern Drop Necklaces

Materials

Diamond, White Gold

GIA Certified 42.5 Carat Graduated Tennis Necklace, 3 Carat Center
By ADA Jewelry
Located in New York, NY
An exceptional 42 carat natural diamond graduated tennis necklace by ADA Jewelry, handcrafted in New York in luxurious 18K white gold. This dramatic diamond rivière necklace feature...
Category

2010s American Contemporary Drop Necklaces

Materials

Diamond, 18k Gold, White Gold

ADA Jewelry Mixed Shape Natural Diamond Bezel Bracelet in 14K White Gold
By ADA Jewelry
Located in New York, NY
This distinctive ADA Jewelry diamond bracelet features an elegant combination of natural emerald-cut, oval, pear-shaped, marquise, and round brilliant-cut diamonds, individually bezel-set in polished 14K white gold. The bracelet contains approximately 5.45 total carats of natural diamonds, selected in G–H color and VS clarity for a bright, clean appearance and exceptional brilliance. The mix of fancy diamond shapes creates a sophisticated, contemporary look, while the smooth bezel settings give the piece a refined and highly wearable finish. Measuring approximately 7 inches in length, this bracelet offers a modern interpretation of the classic diamond tennis bracelet. The alternating diamond cuts create visual movement and individuality, making it ideal for wearing alone as a statement piece or stacking alongside other diamond bracelets, bangles, and fine gold jewelry. Designed by ADA Jewelry, this bracelet combines natural diamonds, fine craftsmanship, and contemporary styling with timeless luxury. Details Creator: ADA Jewelry Metal: 14K White Gold Stones: Natural Diamonds Diamond Shapes: Emerald Cut, Oval, Pear Shape, Marquise, and Round Brilliant Total Diamond Weight: Approximately 5.45 Carats Diamond Color: G–H Diamond Clarity: VS Length: 7 Inches Setting: Bezel Style: Mixed Shape Diamond Bracelet / Tennis Bracelet / Bezel Bracelet ADA Jewelry, mixed shape diamond bracelet, natural diamond bracelet, diamond tennis bracelet, bezel diamond bracelet, bezel set diamond bracelet, fancy shape diamond bracelet, emerald cut diamond bracelet, oval diamond bracelet, pear shape diamond bracelet, marquise diamond bracelet, round brilliant diamond bracelet, mixed cut diamond bracelet, multi shape diamond bracelet, 5.45 carat diamond bracelet, 14K yellow gold bracelet, yellow gold diamond bracelet, natural diamond tennis bracelet, fancy diamond tennis bracelet, modern tennis bracelet, designer diamond bracelet, luxury diamond bracelet, fine jewelry bracelet, bezel tennis bracelet, G H diamond bracelet, VS diamond bracelet, 7 inch bracelet, women’s diamond bracelet...
Category

2010s North American Contemporary Tennis Bracelets

Materials

Diamond, 14k Gold, White Gold

More About ADA Jewelry

We offer diamond tennis bracelets, tennis necklaces, and eternity bands in a variety of shapes and sizes.

We carry mixed-shape diamond jewelry.

We have the largest selection of eternity bands.