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Colleen B. Rosenblat Jewelry

German

Colleen B. Rosenblat believes that “it is not we who select the jewelry, but the jewelry that selects us.” Based in ​​Hamburg, Germany, she is known for her contemporary pieces that feature unconventional color and form along with fine materials like pearls, precious gemstones and gold and silver. 

When she was a child, Rosenblat stumbled across some smoky quartz in the forest. It ignited a passion for gemology and jewelry that took her around the world. As a teenager, she used a handful of jewelry-making tools borrowed from a friend to craft her own pieces out of silver.

Trips to Australian and Indonesian gemstone mines solidified her focus, and Rosenblat applied to study at the Gemology Institute of America in Los Angeles. After graduation, she studied in Idar-Oberstein in Germany, finished a goldsmith apprenticeship in Frankfurt and earned a jewelry design diploma from Parsons School of Design in New York. She then split her time between the United States and Germany, working as a freelance goldsmith for several years before opening her own workshop and award-winning showroom in Hamburg.

Designed by American architect and interior designer Michael Gabellini, Rosenblat’s showroom luxuriously presents her jewelry. Handmade furniture by American woodworker George Nakashima complements the interior. In 2000, the American Institute of Architects in Philadelphia awarded it the Institute Honor Award for Interior Architecture.

Rosenblat continues to produce exquisite jewelry under her brand. Her work has been featured in high-end fashion magazines such as Vogue, Elle, Harper’s Bazaar, Vanity Fair, InStyle and GQ.

On 1stDibs, find a collection of Colleen B. Rosenblat rings, earrings, necklaces and more.

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Creator: Colleen B. Rosenblat
Gemstone: Sapphire
Sapphires and Moon Stones White Gold Earrings
By Colleen B. Rosenblat
Located in Hamburg, DE
This exquisite pair of earrings are hand crafted in 18K white gold with 2 sapphires 3.49 ct each and 2 lovely oval moon stones 31.64 ct each and 118 sapphi...
Category

2010s German Retro Colleen B. Rosenblat Jewelry

Materials

Moonstone, Blue Sapphire, 18k Gold, White Gold

Colleen B. Rosenblat Morganite Sapphire Rose Gold Cocktail Ring
By Colleen B. Rosenblat
Located in Hamburg, DE
This amazing cocktail ring, set in 18k rose gold, comes along with a huge morganite 31,35 ct and a pair of sapphires 2,00 ct on the sides.
Category

2010s German Colleen B. Rosenblat Jewelry

Materials

Morganite, Sapphire, 18k Gold, Rose Gold

GIA Certified 2.4 Carat Blue Sapphires Bangle
By Colleen B. Rosenblat
Located in Hamburg, DE
This is a classic modern le carré bangle in 18 carat white gold with two beautiful sapphires 2.4 ct designed by Colleen B. Rosenblat.
Category

2010s German Modern Colleen B. Rosenblat Jewelry

Materials

Blue Sapphire, 18k Gold, White Gold

Colleen B. Rosenblat amber sapphire gold earrings
By Colleen B. Rosenblat
Located in Hamburg, DE
Elegant drop earrings with beautiful amber 17.01 ct and at the top are 24 yellow sapphires embedded with a weight of 22.33 ct. The bottom part is detachable and the upper part can be...
Category

Early 2000s German Colleen B. Rosenblat Jewelry

Materials

Amber, Yellow Sapphire, 18k Gold, 22k Gold, Yellow Gold

Cross Pendant, 18K White Gold, Star Sapphires 6.66 ct, Diamonds 0.65 ct
By Colleen B. Rosenblat
Located in Hamburg, DE
Take a look at this precious pendant with its stunning star sapphires and diamonds. The stars on the sapphires will be visible as soon as one light source is shining on the pendant. ...
Category

2010s German Contemporary Colleen B. Rosenblat Jewelry

Materials

Star Sapphire, Diamond, 18k Gold, White Gold

Cocktail Ring in 18 Carat White Gold, 1 Kunzite of 27.48 ct, 2 Sapphires 3.39 ct
By Colleen B. Rosenblat
Located in Hamburg, DE
A ring in 18k white gold with one kunzite 27.48 ct and two beautiful orange sapphires 3.39 ct. Ring size: 58 Designed by Colleen B. Rosenblat.
Category

Early 2000s German Colleen B. Rosenblat Jewelry

Materials

Kunzite, Sapphire, 18k Gold, White Gold

Colleen B. Rosenblat Mandarin Garnet Pave Sapphire Blackened Gold Ring
By Colleen B. Rosenblat
Located in Hamburg, DE
This spectacular Cocktail ring, is set in 18k blackened white gold paved with 412 intense orange Sapphires 9.1 ct and a magnificiant mandarine garnet 26.0 ct in the front. It is desi...
Category

2010s German Art Deco Colleen B. Rosenblat Jewelry

Materials

Garnet, Sapphire, 18k Gold, White Gold

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Previously Available Items
Middle Ages Pendant Crux, 18 Karat White Gold, 6 Sapphires 18.49 Carat
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Scarab Ring in 18 Carat Yellow Gold, Turquoise 20.67 Carat, Sapphires 0.61 Carat
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Cufflinks with 19.80 Carat Sapphires
By Colleen B. Rosenblat
Located in Hamburg, DE
Cufflinks 18 carat white and rose gold with sapphires 19.80 ct handmade by Colleen B. Rosenblat.
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2010s German Contemporary Colleen B. Rosenblat Jewelry

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Blue Sapphire, 18k Gold, Rose Gold, White Gold

Cufflinks with 19.80 Carat Sapphires
Cufflinks with 19.80 Carat Sapphires
H 0.2 in W 0.56 in L 1.07 in
Sapphire White Gold Cufflinks
By Colleen B. Rosenblat
Located in Hamburg, DE
Elegant pair of classic Brioni style cufflinks 18 carat white gold with 4 Sapphires 1.92 ct . Exquisitely hand made.
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2010s German Contemporary Colleen B. Rosenblat Jewelry

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Sapphire White Gold Cufflinks
Sapphire White Gold Cufflinks
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W 0.4 in L 0.4 in
Rose Gold Smoky Quartz Earrings
By Colleen B. Rosenblat
Located in Hamburg, DE
Prescious basic 18 carat rose gold earrings handmade by Colleen B. Rosenblat two smoky quartz 32.55 ct and two star sapphires 2.43 ct. The earrings put style to you every day life.
Category

2010s German Colleen B. Rosenblat Jewelry

Materials

Quartz, Sapphire, 18k Gold, Rose Gold

Rose Gold Smoky Quartz Earrings
H 0.4 in W 0.6 in L 1.42 in
Colleen B. Rosenblat White Gold Scarab Ring
By Colleen B. Rosenblat
Located in Hamburg, DE
In old Egypt the scarab was a symbol for resurrection and life and since that time a lucky charm for everyone. This 18k white gold ring has 50 sapphires 0,96 ct and 12 tsavorites 0.1...
Category

2010s German Colleen B. Rosenblat Jewelry

Materials

Sapphire, Tsavorite, 18k Gold, White Gold

Sapphires and Rubellite White Gold Stud Earrings
By Colleen B. Rosenblat
Located in Hamburg, DE
This fabulous pair of crux studs is made in 18 karat white gold and are handcrafted. With 4 rubellite carrés 1.35 ct each and 4 sapphires 2,1 ct each and also 1 sapphire 0,60 ct and ...
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Early 2000s German Retro Colleen B. Rosenblat Jewelry

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Rubelite, Sapphire, 18k Gold, White Gold

Sapphires and Rubellite White Gold Stud Earrings
Sapphires and Rubellite White Gold Stud Earrings
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H 0.12 in W 1.3 in L 1.3 in
Colleen B. Rosenblat Citrine Sapphire Gold Scarab Ring
By Colleen B. Rosenblat
Located in Hamburg, DE
In old Egypt the scarab was a symbol for resurrection and life and since that time a lucky charm for everyone. This desirable ring with one citrine 16.44 ct and two orange sapphires ...
Category

2010s German Colleen B. Rosenblat Jewelry

Materials

Citrine, Sapphire, 22k Gold, Yellow Gold

Colleen B. Rosenblat Rubelite Sapphires Rose Gold Scarab Ring
By Colleen B. Rosenblat
Located in Hamburg, DE
In old Egypt the scarab was a symbol for resurrection and life and since that time a lucky charm for everyone. This desirable ring with one rubelite 30,58 ct and two orange sapphires...
Category

2010s German Colleen B. Rosenblat Jewelry

Materials

Rubelite, Sapphire, 18k Gold, Rose Gold

Colleen B. Rosenblat Tanzanite Sapphire Gold Ring
By Colleen B. Rosenblat
Located in Hamburg, DE
With its deep blue colour the tanzanite 30.92 ct with the two purple sapphires 0.65 ct is an extraordinary eyecatcher. In old Egypt the scarab was a symbol for resurrection and life ...
Category

2010s German Colleen B. Rosenblat Jewelry

Materials

Tanzanite, Sapphire, 18k Gold, Rose Gold

Colleen B. Rosenblat Sapphire Hammered Rose Gold Bracelet
By Colleen B. Rosenblat
Located in Hamburg, DE
With this handmade platelet bracelet in 18k hammered rosé gold with 17 sapphires 6.29 ct you will get many compliments. Everyone will love to own a...
Category

2010s German Contemporary Colleen B. Rosenblat Jewelry

Materials

Sapphire, 18k Gold, Rose Gold

Colleen B. Rosenblat onyx sapphire gold scarab ring
By Colleen B. Rosenblat
Located in Hamburg, DE
This handmade and extraordinary scarabring in size 56 with one onyx 19.66 ct and two beautiful sapphires 0.72 ct could be your lucky charm. In old Egypt the scarab was a symbol for r...
Category

2010s German Egyptian Revival Colleen B. Rosenblat Jewelry

Materials

Onyx, Sapphire, 18k Gold, White Gold

Colleen B. Rosenblat jewelry & watches for sale on 1stDibs.

Find a range of Colleen B. Rosenblat jewelry & watches available on 1stDibs. Each of these unique items was designed with extraordinary care, often using gold. While looking for the most stylish antique or vintage Colleen B. Rosenblat jewelry to pair with your ensemble, you’ll find that Colleen B. Rosenblat diamond jewelry & watches, from our inventory of 24, can add a particularly distinctive touch to your look. We have 112 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 jewelry & watches by Thomas Leyser, and Erich Zimmermann. Prices for Colleen B. Rosenblat jewelry & watches can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $2,161 and tops out at $100,499, while pieces like these, on average, can sell for $15,237.

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