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3.5 Carat Brooches

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Carat Weight: 3.5 Carat
Stunning 3.85 Carat Natural Loose Clean Spessartine Garnet Gold Ring Gemstone
Located in Peshawar, PK
Faceted Spessartine Garnet Weight: 3.85 Carats Dimension: 9.9x8.1x5.4 Mm Origin: Madagascar Shape: Oval Cut/Facet: Cushion Cut Color: Orange Fanta Clarity: Clean Certificate: On Dema...
Category

2010s Malagasy Artisan 3.5 Carat Brooches

Materials

Garnet

American Flag 1950 Brooch in 18kt Gold with 3.76ctw in Diamonds and Gemstones
Located in Miami, FL
American flag convertible brooch. Very beautiful piece, created in America during the mid century period, back in the 1950. This gorgeous brooch, has been carefully crafted in the s...
Category

1950s American Post-War Vintage 3.5 Carat Brooches

Materials

Sapphire, Blue Sapphire, Diamond, White Diamond, Ruby, Gold, 18k Gold, W...

Angela Cummings 1997 Brooch in 18kt Yellow Gold with 3.76ctw in Blue Sapphires
Located in Miami, FL
Fruity brooch designed by Angela Cummings. Fantastic and unusual brooch, created by Angela Cummings in New York city, back in the 1997. This brooch has been crafted in the shape of a magical fruit with a swirled stem...
Category

1990s American Modern 3.5 Carat Brooches

Materials

Sapphire, Blue Sapphire, Gold, 18k Gold, Yellow Gold

Angela Cummings 1989 Brooch in 18kt Yellow Gold with 3.76 Ctw in Green Sapphires
Located in Miami, FL
Fruity brooch designed by Angela Cummings. Fantastic and unusual brooch, created by Angela Cummings in New York city, back in the 1997. This brooch has been crafted in the shape of a magical fruit with a swirled stem...
Category

1990s American Modern 3.5 Carat Brooches

Materials

Sapphire, Green Sapphire, Gold, 18k Gold, Yellow Gold

1940s 3.93 Carat Diamond and Platinum Spray Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive vintage 1940s 3.93 carat diamond and platinum spray brooch; part of our diverse antique jewelry and estate jewelr...
Category

1940s Unknown Vintage 3.5 Carat Brooches

Materials

Diamond, Platinum

Diamond Pendant Brooch Platinum Vintage Bow 3.50cts
Located in East Brunswick, NJ
Diamond Pendant Brooch Platinum Vintage Bow 3.50ct DTW This incredible highly collectible circa 1930s piece is finely crafted in solid Platinum (carefully...
Category

Mid-20th Century Art Deco 3.5 Carat Brooches

Materials

Diamond, Platinum

Antique Amethyst and Diamond Bar Brooch in White Gold
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive antique 2.63 carat amethyst and 2.24 carat diamond, 15k white gold bar brooch; part of our diverse antique jewelry collections. This stunning, fine and impressive antique amethyst brooch...
Category

Early 1900s Unknown Antique 3.5 Carat Brooches

Materials

Amethyst, Diamond, 15k Gold, White Gold

Rose Bud Brooch
Located in New York, NY
The delicate beauty of rosebuds is illustrated with diamonds and gold. Pave set diamonds in 18k white gold give sparkling life as the rosebuds, while 18k yellow gold softly folds ove...
Category

Early 2000s American 3.5 Carat Brooches

Materials

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

  • Rose Bud Brooch
  • Rose Bud Brooch
  • Rose Bud Brooch
  • Rose Bud Brooch
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3.5 Ct Natural Oval Emerald Bug Brooch /Pin 14 Karat Yellow Gold 7.7 Gm, Enamel
Located in New York, NY
Antique Bug Shaped natural oval Emerald 14 Karat Gold Pin/Brooch with enamel Approximate weight of emerald is 3.5 carats to a gently curving Bug shape fi...
Category

Early 2000s 3.5 Carat Brooches

Materials

Emerald, 14k Gold, Yellow Gold, Enamel

EGL Certificate 1.20 Carat Diamond White Gold Flower Brooch
Located in Stamford, CT
Flower diamond brooch. The EGL certified center 1.20 carat diamond is surrounded by five open petals. Each of the petals has a marquise brilliant cut diamond in the center and is bor...
Category

Mid-20th Century 3.5 Carat Brooches

Materials

Diamond, Gold, 14k Gold, White Gold

Antique 3.98Ct Cabochon Cut Labradorite and Seed Pearl Diamond and Gold Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning antique Victorian 3.98 Ct labradorite, seed pearl, 0.30 Ct diamond and 9k yellow and white gold brooch; part of our diverse antique jewelry collections. This stunning, fine and impressive cabochon cut labradorite brooch has been crafted in 9k yellow gold with 9k white gold settings. The pierced decorated, heart shaped frame is ornamented with a feature central bezel set 3.98 Ct heart cabochon cut labradorite. The labradorite is surrounded by seven 4mm seed pearls, displayed alternately between seven individually 9k white gold five claw set Old European round cut diamonds. The pearls and diamonds are held upon a completely separate halo. The brooch secures to the reverse with a hinged pin and clasp, a discreet hinged ring loop attachment to the upper border of the reverse setting allows this Victorian brooch to be worn as a pendant if so desired. This stunning antique 1890s brooch has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 9k gold. The brooch is supplied with an independent diamond grading report card. Condition This stunning gemstone brooch is exceptional quality set with seed pearls, a stunning antique labradorite...
Category

1890s Unknown Victorian Antique 3.5 Carat Brooches

Materials

Pearl, Diamond, Labradorite, Gold, 9k Gold, Yellow Gold

Opal Ruby Sapphire and 3.50ct Diamond Butterfly Brooch
Located in Jesmond, Newcastle Upon Tyne
A fine and impressive vintage 3.50 carat diamond, opal, ruby and sapphire 18 karat white gold brooch; part of our diverse vintage jewelry and estate jewelry collections. This impres...
Category

1940s Unknown Vintage 3.5 Carat Brooches

Materials

Sapphire, Diamond, Opal, Ruby, 18k Gold, White Gold

Diamond, Platinum and 18 karat yellow gold Woven Brooch
Located in Palm Desert, CA
Platinum & 18 karat yellow gold with 93 Round Brilliant cut diamonds with a total weight of 3.75 carats, G in Color, VS in Clarity. 35 Grams.
Category

1970s Vintage 3.5 Carat Brooches

Materials

Diamond, 18k Gold, Platinum

Art Deco Diamond Platinum Encrusted Pin Clips
Located in Narberth, PA
An absolutely exquisite platinum and diamond pin clips from the Art Deco (ca1920) era! This wonderful and unusual piece is made of platinum an...
Category

1930s Art Deco Vintage 3.5 Carat Brooches

Materials

Diamond, Platinum

3.75 Carat Art Deco Old European Diamond Platinum Gold Brooche
Located in Stamford, CT
Art Deco solid Platinum and 14k white gold Diamond brooche. All handmade set with Old European cut and transitional cut diamonds. Beautiful hand engraving, bead setting and piercin...
Category

1920s Vintage 3.5 Carat Brooches

Materials

Diamond, White Diamond, Gold, 14k Gold, White Gold, Platinum

Retro White Gold Earring & Pin Suite
Located in New York, NY
Pair of 14kt White gold Clip-on Earrings of cat tail floral Bouquets set with round & Baguette Diamonds - accompanied by a matching Retro foliate clip, also set with round & baguett...
Category

1940s American Vintage 3.5 Carat Brooches

Materials

Diamond, White Gold, 14k Gold

Yellow Gold and Diamond Knot Pin
Located in Boca Raton, FL
Style: 18k Yellow Gold and Diamond Knot Pin Material: 18K Yellow Gold Diamonds: Approx 3.88 ctw, H/I in color and VS in clarity. Dimensions: 2" x1.75" Total W...
Category

20th Century 3.5 Carat Brooches

Materials

Diamond, 18k Gold, Yellow Gold

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1980s Artisan Vintage 3.5 Carat Brooches

Materials

Diamond, 18k Gold, White Gold

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W 1.67 in. D 0.52 in. Dm 1.66 in.
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Lively 6.67 carat trillion Mandarin Garnet gem, offered unmounted to a gem lover. Dimensions: 10.80mm x 10.80mm x 7.20mm. Returns are accepted and paid by us within 7 days of deliver...
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21st Century and Contemporary Nigerian Contemporary 3.5 Carat Brooches

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Antique Edwardian 3 Carat Diamond Pendant Brooch Platinum Vintage Fine Jewelry
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Finely detailed antique Edwardian pendant/brooch (circa 1900s to 1910s), crafted in 900 platinum. The pendant is set with old mine cut diam...
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Early 20th Century Unknown Edwardian 3.5 Carat Brooches

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2.20 Carats Natural Malawi Loose Garnet Pink Garnet Garnet Necklace Garnet Ring
Located in Bangkok, TH
Natural Malawi Loose Garnet, available for sale at wholesale price natural high quality, 2.20 carats certified garnet gemstone from Malawi. Product Infor...
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21st Century and Contemporary Modern 3.5 Carat Brooches

Materials

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Mandarin Garnet Ring Gem 2.59 Carat Unmounted Trillion Loose Gemstone
Located in Beverly Hills, CA
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Enchanting Malawi Loose Garnet Gemstone 2.40 Carats Garnet Jewelry Garnet Ring
Located in Bangkok, TH
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21st Century and Contemporary Malawian Modern 3.5 Carat Brooches

Materials

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18kt Gold Original Handmade Brooch, Pendant
Located in Antwerp, BE
This charming old fashioned carriage brooch features the rear side of a horse-drawn carriage and driver, crafted of 18 karat yellow gold . Finished wit...
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Materials

Diamond, Blue Sapphire, White Gold, Yellow Gold, Gold

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H 1.59 in. W 0.42 in. L 1.03 in.
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Located in Bangkok, TH
Fantastic Natural Loose Tanzanite Gemstone, Available For Sale At Wholesale Price Natural High Quality 2.85 Carats SI Clarity Loose Tanzanite Stone Fro...
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21st Century and Contemporary Tanzanian Modern 3.5 Carat Brooches

Materials

Tanzanite

Bright Red Garnet Loose Gemstone 4.95 Carats Garnet Ring Fine Garnet Jewelry
Located in Bangkok, TH
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21st Century and Contemporary Malawian Modern 3.5 Carat Brooches

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18kt Yellow Gold and Micromosaic Brooch
Located in Firenze, IT
Yellow gold brooch, adorned with a micro-mosaic on onyx decorated with the Colosseum of Rome in a double entourage of cables and malachite. Dimensions: 4.2 x 3.2 cm. P. Gross: 17.7g
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1890s Italian Napoleon III Antique 3.5 Carat Brooches

Materials

18k Gold, Yellow Gold

Rhodolite Garnet Ring Gem 6.29 Carat Unset Cushion Loose Gemstone
Located in Beverly Hills, CA
Superb 6.29 carat pinkish Purple Rhodolite Garnet cushion gemstone, offered loose to a special lady. Returns are accepted and paid by us withi...
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21st Century and Contemporary Unknown 3.5 Carat Brooches

Materials

Rhodolite, Garnet

Previously Available Items
18 Karat Yellow and White Gold Diamond Flower Brooch
Located in Palm Desert, CA
Set in 18 karat yellow & white gold are 54 Old European Cut diamonds with a total diamond weight of 3.50 carats. H-I color, VS-SI clarity. Circa 1930. Can be worn as a necklace.
Category

Early 20th Century Unknown 3.5 Carat Brooches

Materials

Diamond, 18k Gold

Antique 2.88 Carat Tourmaline Diamond Yellow Gold and Silver Set Bar Brooch
Located in Jesmond, Newcastle Upon Tyne
An exceptional 2.88 carat tourmaline and 0.86 carat diamond, 18 karat yellow gold and silver set boxed bar brooch; part of our diverse antique jewellery and estate jewelry collections. This exceptional, fine and impressive Victorian brooch has been crafted in 18k yellow gold with silver settings. The bar is ornamented to the centre with a flower design, scalloped edged cluster. A single collet set Old European round cut diamond is surrounded by six collet set fancy cut green tourmalines. The tourmalines are then bordered by thirty six collet set Dutch cut diamonds. The 18k yellow gold bar is ornamented with a further two collet set Dutch cut diamonds, and two collet set Old European round cut diamond terminals. The brooch secures to the reverse with a hinged pin and clasp fastening, and the setting is struck with the hallmarks for 18k gold and silver (18CT&SILVER). The brooch is fitted to a leatherette, satin and velvet lined presentation case of the period, bearing the retailer's name in the lid 'Watchmaker & Jeweller, F.C. Eldridge, bridge street, leatherhead'. This antique Victorian tourmaline...
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Early 1900s Unknown Victorian Antique 3.5 Carat Brooches

Materials

Diamond, Tourmaline, 18k Gold, Yellow Gold, Silver

Antique Pearl Sapphire Ruby and Diamond Gold Butterfly Brooch
Located in Jesmond, Newcastle Upon Tyne
A fine and impressive antique pearl, 1.42 carat sapphire, 1.76ct ruby and 0.38 carat diamond, 9 karat yellow gold, silver set brooch; part of our antique jewelry and estate jewelry c...
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Early 1900s Unknown Antique 3.5 Carat Brooches

Materials

Diamond, Pearl, Ruby, Sapphire, Gold, 9k Gold, Yellow Gold

Victorian 3.65 Carat Diamond and Pearl White Gold Brooch
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive 3.65 carat diamond and pearl, 18 karat white gold brooch; part of our antique jewelry and estate jewelry collections This stunning antique pearl broo...
Category

19th Century Unknown Victorian Antique 3.5 Carat Brooches

Materials

Diamond, Pearl, 18k Gold, White Gold

  • Victorian 3.65 Carat Diamond and Pearl White Gold Brooch
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H 0.27 in. W 1.22 in. L 1.45 in.
Victorian Era Old Mine Cut Diamond Gold Cross
Located in Chevy Chase, MD
A magnificent Victorian era old mine cut diamond cross in 18k yellow gold. The diamonds have a total estimated weight of 3.90cts. This can be worn as a brooch or a pemdant.
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Late 19th Century Victorian Antique 3.5 Carat Brooches

Materials

Diamond, 18k Gold

Rose Cut Diamond Swallow Pin
Located in Stamford, CT
Victorian swallow pin with large rose cut body and hundreds of full cut diamonds in the wings, tail and head. Ruby eyes in the swallow and silver top. Yell...
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Late 19th Century Victorian Antique 3.5 Carat Brooches

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Diamond, Ruby, Yellow Gold, 14k Gold, Sterling Silver

Oscar Heyman Diamond Gold Golf Tee Pin
Located in New York, NY
For those "golf" widows or widowers who want to be in the game. A clever conversation piece - made by Oscar Heyman Bros. in 18kt Yellow Gold with fabulous Diamonds - Approximately 3...
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1980s American Vintage 3.5 Carat Brooches

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Diamond, Yellow Gold, 18k Gold

Van Cleef & Arpels Clover Clip Brooch
Located in Chicago, IL
Circa: 1980, 18K Yellow Gold 4 Leaf Clover Clip Brooch, set with approximately 3.50 Carats Fine white Round Brilliant cut Diamonds and Centrally set with a fine Color Ruby approximat...
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1980s French Vintage 3.5 Carat Brooches

Materials

Diamond, Ruby, 18k Gold

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