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4.5 Carat Brooches

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Carat Weight: 4.5 Carat
Antique Diamond and Sapphire Axe Brooch 'circa 1880'
Located in New York, NY
A splendid Antique Axe Brooch showcasing 4.5 carats of Old Cut Diamonds, highlighted by a Fancy Brown Diamond and a Sapphire stone, mounted on 18k White Go...
Category

1880s Antique 4.5 Carat Brooches

Materials

Diamond, White Diamond, Brown Diamond, Sapphire, Blue Sapphire, Gold, 18...

Blue Sapphire and Diamond Ribbons Bow Platinum Brooch
Located in Greenwich, CT
This whimsical 'ribbon swirl' platinum brooch is set with a multitude of white diamonds and blue sapphires has a very timeless feel. Crafted in Platinum with an amazing arrangement ...
Category

21st Century and Contemporary Unknown Artist 4.5 Carat Brooches

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Platinum

Van Cleef & Arpels 1960 Paris Brooch 18kt Gold with 4.64cts Diamonds & Rubies
Located in Miami, FL
Brooch designed by Van Cleef & Arpels. Very beautiful piece, created in Paris France by the jewelry house of Van Cleef & Arpels, back in the 1960. This brooch has been crafted in t...
Category

1960s French Post-War Vintage 4.5 Carat Brooches

Materials

Diamond, White Diamond, Ruby, Gold, 18k Gold, Yellow Gold

Diamond Cameo Pendant, 4.50 Carats
Located in New Orleans, LA
Featuring a combination of both exquisite intaglio and relief carving, this cameo pendant combines the glory of the Classical age with the refinement of the Victorian era. The pendan...
Category

19th Century Victorian Antique 4.5 Carat Brooches

Materials

Diamond, Yellow Gold, 18k Gold

3.20 Carat Diamond & 1.79 Carat Garnet Emerald & Sapphire Platinum Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive platinum brooch with 3.20 carat (total) diamonds and 1.79 carat (combined total) natural garnet, sapphire and emerald gemstones; part of our vintage j...
Category

1940s Unknown Vintage 4.5 Carat Brooches

Materials

Diamond, Emerald, Garnet, Sapphire, Platinum

Van Cleef & Arpels Pair of Gold and Diamond Star Pins
Located in New York, NY
A pair of Van Cleef & Arpels gold and diamond star pins crafted in 18k yellow gold and set with 158 round diamonds for an approximate total carat weight 4.80 cts. Made in France. On...
Category

20th Century 4.5 Carat Brooches

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Sophia D, Pearl, Coral and 4.60 Carat Diamond Swan Brooch
Located in New York, NY
Platinum Set Swan Brooch with 4.60 carat Diamonds, Pearl center stone and Rubies as eyes.
Category

2010s American 4.5 Carat Brooches

Materials

Coral, Diamond, Pearl, Ruby, Platinum

Victorian 4.75Ct Cabochon Cut Opal and 4.45Ct Diamond Gold Crescent Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning Victorian 4.75 carat opal and 4.45 carat diamond, 9 karat yellow gold and silver set crescent brooch; part of our diverse antique ...
Category

1890s Unknown Victorian Antique 4.5 Carat Brooches

Materials

Diamond, Opal, Gold, 9k Gold, Yellow Gold

Diamond and Seed Pearl Imitation Gemstone and Yellow Gold Frog Bar Brooch
Located in Jesmond, Newcastle Upon Tyne
An impressive 0.70 carat diamond and seed pearl, imitation green gemstone and 9 karat yellow gold, silver set 'frog' brooch; part of our diverse antique jewelry and estate jewelry collections. This fine and impressive Victorian brooch has been crafted in 9k yellow gold with a silver setting. The double bar is ornamented with a silver set frog design. The frog is embellished with thirty-seven pavé set Dutch cut diamonds, and two cabochon cut imitation emeralds representing the eyes. Either terminal of the double bar design is accented with a single seed pearl. The brooch secures to the reverse with a hinged pin and clasp fastening. The underside of the clasp hinge is struck with the maker's mark 'H.Y.'. This antique Victorian frog...
Category

1890s Unknown Victorian Antique 4.5 Carat Brooches

Materials

Diamond, Pearl, 9k Gold, Yellow Gold

Emilio Jewelry 4.70 Carat Handmade Brooch or Pendant
Located in New York, NY
Approx total weight: 4.70cts Diamond Color: E-F Diamond Clarity: Vs Cut: Excellent As noted we are vetted and rated a Top Seller on 1stdibs falling into the top 25% of dealers list...
Category

21st Century and Contemporary American Modern 4.5 Carat Brooches

Materials

White Diamond, Diamond, Platinum

Diamond Gold Grape Vine Brooch
Located in Greenwich, CT
At just over two inches long this fantastic brooch is not to be missed. The combination of different sizes of old European cut diamonds, gives this piece both movement and delicacy. ...
Category

21st Century and Contemporary Unknown 4.5 Carat Brooches

Materials

White Diamond, Diamond, Platinum

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20th Century 4.5 Carat Brooches

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20th Century Unknown Modern 4.5 Carat Brooches

Materials

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‘Fly and Spider’ Diamond, Ruby and Sapphire Brooch, circa 1950s
Located in London, GB
This unique brooch dates back to the 1950s and is a collection of rose cut diamonds, deep red rubies and sparkling blue sapphires. The diamonds total 0.22 carat and are grain set wit...
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Deco Platinum Emerald Diamond Brooch
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Art Deco Sapphire and Diamond Platinum Handmade Carved Millegrain Bow Brooch
Located in New York, NY
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Early 20th Century French Art Deco 4.5 Carat Brooches

Materials

Diamond, Sapphire, Platinum

Vintage Large Cameo Gold Brooch/Pendant
Located in Napoli, Italy
This vintage Cameo brooch has a hinged bail to allow the piece to be worn as a pendant. Cast in 9K white gold this piece weighs 46,9 grams and m...
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Late 20th Century Italian 4.5 Carat Brooches

Materials

Gold, 9k Gold

Byzantine Tassel Enamel Brooch Pin 18kt Yellow Gold
Located in Laguna Hills, CA
Byzantine, Tassel Gold and Enamel Brooch Pin This Circa 1800's Brooch is Byzantine styled and measures 2-1/4 x 1-1/2 " wide. The metal has been acid tested as 18 karat gold. The fin...
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19th Century Unknown Byzantine Antique 4.5 Carat Brooches

Materials

Natural Pearl, Yellow Gold, Enamel

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Van Cleef & Arpels Dragonfly Diamond Large White Gold Pin Brooch
Located in Holland, PA
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Early 2000s French 4.5 Carat Brooches

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Diamond, White Gold

Van Cleef & Arpels Diamond Gold Heart Pendant
Located in London, GB
A classic pave diamond set heart pendant on a fine 18kt yellow gold chain necklace by Van Cleef & Arpels. The heart is set with 17 br...
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Diamond, White Diamond, 18k Gold, Yellow Gold

Previously Available Items
1920 Antique Diamond Broach in Platinum
Located in New York, NY
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1920s American Vintage 4.5 Carat Brooches

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Alex Soldier Sapphire Topaz Gold Butterfly Pin Pendant Necklace Brooch
Located in New York, NY
Alex Soldier's Butterfly collection is dedicated to celebration of life. Butterflies remind us to enjoy the moment and embrace change. This lovely butterfly pin is made in 18 karat r...
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2010s American Contemporary 4.5 Carat Brooches

Materials

Quartz, Sapphire, Pink Sapphire, Topaz, Gold, 18k Gold, Rose Gold

Victorian 4.88 Carat Diamond 14 Karat Yellow Gold Pendant Brooch with Chain
Located in Miami, FL
Offered here is a " Victorian period " sunburst diamond pendant brooch on chain, One yellow gold ( not marked, acid tested 14k ) lady's circular star / sunburst diamond pendant broo...
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Early 20th Century Unknown Victorian 4.5 Carat Brooches

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Diamond, 14k Gold, Yellow Gold

Antique 4.50 Carat Sapphire 1.46 Carat Diamond Yellow Gold Cluster Ring/Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive antique 4.50 carat sapphire and 1.46 carat diamond, 18k yellow gold cluster ring/brooch; part of our diverse antique jewellery and estate jewelry collections. This stunning, fine and impressive antique sapphire cluster ring/brooch has been crafted in 18k yellow gold. The pierced decorated, cluster design is ornamented with a stunning central feature claw set oval cut 4.50ct blue sapphire. The sapphire is surrounded by sixteen impressive individually claw set Old European round cut diamonds, totalling 1.46cts. The plain ring shoulders integrate with the lower portion of the setting and blend seemlessly with the shank. This versatile piece of antique jewellery may also be worn as a sapphire brooch via a screw fitment to the reverse of the central cluster design. The original 18k yellow gold bar brooch frame has a central screw fitment, flanked with trifurcating strands enveloped with a cuff design to a fleur-de-lis style terminal to either end. This yellow gold antique sapphire ring/brooch is supplied with an independent diamond grading report card, in addition to a sapphire report and certificate* supplied by the Gemmological Certification Services, London. NOTE: * This documentation certifies that the gemstone shows no indications of heating; non-heated sapphires are a scarcity. Images do not always reflect the true colour and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual colour and showcases each stone. Condition This stunning antique gemstone cluster ring/brooch is execeptional quality set with a stunning natural sapphire displaying a fine colour, brilliance and presence. The very high colour graded Old European cut diamonds display a fine white colour and brilliance. The gemstone setting, ring shank and brooch frame are each an exceptional gauge of gold and are in excellent condition. Reflections in photographs may detract from the true representation of this stunning 4.5 carat sapphire ring...
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Early 1900s Antique 4.5 Carat Brooches

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

4.50 Carat Diamond White Gold Brooch, Antique Edwardian
Located in Jesmond, Newcastle Upon Tyne
A very fine and impressive antique Edwardian 4.50 carat diamond, 18 karat white gold brooch; part of our diverse antique jewelry and estate ...
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Antique 1.25 Carat Sapphire and 3.43 Carat Diamond Yellow Gold Pendant Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning antique Victorian 1.25 carat sapphire and 3.43 carat diamond, 14 karat yellow and white gold pendant / brooch; part of our diverse antique jewellery collections. This stu...
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1890s Unknown Victorian Antique 4.5 Carat Brooches

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Diamond, Blue Sapphire, 14k Gold, White Gold, Yellow Gold

Antique 1.65 Carat Sapphire and 3.16 Carat Diamond White Gold Double Clip Brooch
Located in Jesmond, Newcastle Upon Tyne
An impressive antique Art Deco 1.65 carat sapphire and 3.16 carat diamond, 18 karat white gold and platinum double clip brooch; part of our diverse antique jewellery and estate jewel...
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Diamond, Blue Sapphire, 18k Gold, White Gold

Gem-Set Stained Glass Pheasant Brooch
Located in New York, NY
Dating from the Art Deco period, this exquisite brooch is set with almost nine carats of diamonds, rubies, sapphires, emeralds, and onyx, a testament to the 1920s art of stylized ima...
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1920s Art Deco Vintage 4.5 Carat Brooches

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Blue Sapphire, Onyx, Rock Crystal, Sapphire, Diamond, Yellow Sapphire, E...

Emilio Jewelry 4.81 Carat Platinum Diamond Brooch
Located in New York, NY
Approx total weight: 4.81cts Diamond Color: E-F Diamond Clarity: Vs Cut: Excellent As noted we are vetted and rated a Top Seller on 1stdibs falling into the top 25% of dealers list...
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21st Century and Contemporary American Modern 4.5 Carat Brooches

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Diamond, White Diamond, Platinum

Regal Diamond Heart Necklace with Ruby and Diamonds in 18 Karat Gold
Located in New Orleans, LA
Center diamond is heart shaped, weighs 1.75cts, has light yellow color, and SI1 clarity. The baguette rubies weigh approx. 1.25cts and have deep red color and are clean. There are ap...
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1990s Unknown Contemporary 4.5 Carat Brooches

Materials

Diamond, Yellow Diamond, Ruby, 18k Gold, Yellow Gold

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H 1.05 in. W 1.15 in. D .25 in. Dm .25 in. L 18 in.
1950s 4.98 Carat Diamond and Platinum Flower Spray Brooch / Pendant
Located in Jesmond, Newcastle Upon Tyne
An exceptional, large and impressive vintage 4.98 carat diamond and platinum flower spray brooch / pendant; part of our diverse vintage jewelry and estate jewelry collections. This ...
Category

Mid-20th Century Unknown 4.5 Carat Brooches

Materials

Diamond, Platinum

1930s Diamond and Platinum Spray Brooch
Located in Jesmond, Newcastle Upon Tyne
A magnificent and stunning antique Art Deco 4.57 carat diamond and platinum spray brooch by S.J. Rood; part of our diverse antique jewelry and es...
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20th Century British Art Deco 4.5 Carat Brooches

Materials

Diamond, Platinum

  • 1930s Diamond and Platinum Spray Brooch
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H 0.33 in. W 1.54 in. L 1.81 in.

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