Platinum Brooches

Creator: Black, Starr & Frost

Metal: Platinum

Black Starr & Frost Edwardian Pearl Diamond Platinum 14K Gold Antique Turtle Pin

Located in Philadelphia, PA

Designed as a stylized gold turtle sporting a blister pearl shell measuring 19.0 x22.0 mm Cream in body color with strong iridescence - with platinum-topped legs, head, and tail Flu...

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1910s Edwardian Vintage Platinum Brooches

Materials

Diamond, Emerald, Pearl, Gold, 14k Gold, Yellow Gold, Platinum

Black Starr & Frost Edwardian Pearl Diamond Platinum 14K Gold Antique Turtle Pin

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Black Starr & Frost Edwardian Natural Pearl Diamond 14K Gold Ostrich Bird Brooch

By Black, Starr & Frost

Located in Philadelphia, PA

Designed as a stylized ostrich with baroque pearl body and enamel features Pearl is natural freshwater- purplish pink in color with strong iridescence Measuring 12.3 x 22.0 mm - wi...

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1910s Edwardian Vintage Platinum Brooches

Materials

Diamond, Natural Pearl, Ruby, Gold, 14k Gold, Yellow Gold, Platinum, Enamel

Black Starr & Frost Edwardian Natural Pearl Diamond 14K Gold Ostrich Bird Brooch

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Fabulous Art Nouveau Black Starr Frost Platinum Filigree 100ct Australian Opal

By Black, Starr & Frost

Located in St. Petersburg, FL

One of the largest and most magnificent natural Australian opal cabochons we have ever seen, set in an exquisite and signed Black Starr & Frost brooch set with diamonds that has been...

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Late 19th Century American Art Nouveau Antique Platinum Brooches

Materials

Diamond, Opal, Platinum

Fabulous Art Nouveau Black Starr Frost Platinum Filigree 100ct Australian Opal

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Black Starr and Frost Belle Epoque Spinel Diamond Pendant Brooch

By Black, Starr & Frost

Located in Miami Beach, FL

Black, Starr & Frost Belle Epoque Diamond and Spinel platinum on gold pendant floral and scroll brooch on 18k white gold chain. The pendant features a 1.75 carat red spinel center s...

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Early 20th Century American Belle Époque Platinum Brooches

Materials

Diamond, Spinel, 18k Gold, Platinum

Black Starr and Frost Belle Epoque Spinel Diamond Pendant Brooch

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Platinum Filagree Diamond Brooch

By Black, Starr & Frost

Located in Chicago, IL

Platinum filagree brooch, set with seven old European cut diamonds weighing 2.93cts, H-I color, VS-SI clarity and 120 full cut round diamonds weighing approximately 5cts, H-I color, ...

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1920s American Art Deco Vintage Platinum Brooches

Materials

Diamond, Platinum

Platinum Filagree Diamond Brooch

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1910s American Edwardian Vintage Platinum Brooches

Materials

Diamond, Pearl, Gold, 14k Gold, Platinum

Black Star & Frost Edwardian Platinum Gold Diamond and Pearl Hair Combs

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L 3.75 in

Diamond, Coral, and Platinum Brooch

Located in New York, NY

An art deco style, this brooch has diamonds totaling 0.20 carat and two pieces of corals set in platinum. The length is approximately 0.5 inch and the width is 1.75 inches. The total...

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1920s Art Deco Vintage Platinum Brooches

Materials

Coral, Diamond, Platinum

Diamond, Coral, and Platinum Brooch

W 1.75 in L 0.5 in

Australian 8.01ct Boulder Opal, Emerald & 18K Gold Brooch

Located in MAIN BEACH, QLD

A froggy delight, this brooch is just adorable. Modelled from the Australian green tree frog, made from solid 18K gold with gorgeous blue-green boulder opal back and green emeralds f...

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Late 20th Century Australian Platinum Brooches

Materials

Opal, Emerald, Black Opal, Diamond, 18k Gold

Australian 8.01ct Boulder Opal, Emerald & 18K Gold Brooch

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W 1.99 in L 1.58 in

Antique Edwardian 14K Gold, Diamond & Pearl Acorn & Oak Leaf Brooch

Located in Philadelphia, PA

A fine signed antique Edwardian brooch by Krementz. In 14k gold. In the form of a wreath of oak leaves offset by seed pearls. The wreath supports a figural acorn drop comprised of a pearl bottom & a diamond encrusted top. Small cords with acorn terminals bind the wreath at its base. Simply an wonderful small-scale Krementz brooch...

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Early 20th Century American Edwardian Platinum Brooches

Materials

Diamond, Pearl, Gold, 14k Gold

Antique Edwardian 14K Gold, Diamond & Pearl Acorn & Oak Leaf Brooch

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H 0.75 in W 1 in D 0.25 in

Edwardian /Belle Epoque Diamond and Pearl Bar Brooch (1905)

Located in OVIEDO, AS

Edwardian (Belle Epoque) Diamond and Pearl Bar Brooch (Early 20th C) Strikingly distinctive Edwardian-era beauty, expertly hand fabricated in platinum over 18K yellow gold during t...

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Early 1900s European Edwardian Antique Platinum Brooches

Materials

Diamond, 18k Gold, Platinum

Edwardian /Belle Epoque Diamond and Pearl Bar Brooch (1905)

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W 0.26 in L 2.45 in

Antique Edwardian 14k Gold Dragon Stick Pin

Located in Philadelphia, PA

A fine antique Edwardian stick pin. In 14k gold. In the form of a rampant dragon with outspread wings, raised legs, and a prong-set white sapphire gemstone in its mouth. Marked to...

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Early 20th Century Edwardian Platinum Brooches

Materials

Gold, 14k Gold

Antique Edwardian 14k Gold Dragon Stick Pin

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W 0.52 in D 0.32 in L 2.09 in

Yellow Gold Pearl & Enamel Edwardian Flower Brooch - 14k Antique Blossom Pin

Located in Greensboro, NC

Era: Edwardian Date: 1900s - 1910s Metal Content: 18k Yellow Gold Stone Information Natural Pearls Material Information Enamel Color: Pink & Yellow Style: Brooch Fastening Type: ...

Category

Early 1900s Edwardian Antique Platinum Brooches

Materials

Pearl, 18k Gold, Yellow Gold, Enamel

Yellow Gold Pearl & Enamel Edwardian Flower Brooch - 14k Antique Blossom Pin

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Belle Époque Platinum & Sardonyx Cameo Brooch/Pendant w/ Diamonds, 20th Century

Located in Chatham, CA

Extraordinary Belle Époque custom made hand carved sardonyx cameo brooch or pendant with retractable bail - the deep relief three layer sardonyx...

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Early 20th Century French Belle Époque Platinum Brooches

Materials

Agate, Diamond, Platinum

Belle Époque Platinum & Sardonyx Cameo Brooch/Pendant w/ Diamonds, 20th Century

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H 1.88 in W 1.5 in D 0.5 in

Antique Edwardian 14k Gold and Bloodstone Cabochon Stick Pin

Located in Philadelphia, PA

A fine antique gold & bloodstone stick pin. In 14k gold. Mounted with a prong set bloodstone cabochon. Simply a wonderful Edwardian stick pin! ...

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Early 20th Century Edwardian Platinum Brooches

Materials

Jasper, 14k Gold

Antique Edwardian 14k Gold and Bloodstone Cabochon Stick Pin

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W 0.44 in D 0.48 in L 2.45 in

Antique Egyptian Revival 14k Gold Pharaoh & Bird Diamond Pearl Dangle Pin Brooch

Located in Montclair, NJ

This outstanding antique brooch was crafted during the art nouveau era from solid 14k yellow gold and features a beautiful Egyptian revival design set with a fine quality natural dia...

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1920s Egyptian Revival Vintage Platinum Brooches

Materials

Diamond, Pearl, 14k Gold, Yellow Gold

Antique Egyptian Revival 14k Gold Pharaoh & Bird Diamond Pearl Dangle Pin Brooch

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H 1.57 in W 1.08 in

Yellow Gold Edwardian Ivy Vine Bar Brooch - 14k Antique Pin

Located in Greensboro, NC

Era: Edwardian Date: 1900 - 1910s Metal Content: 14k Yellow Gold Style: Bar Brooch Fastening Type: Hinged Pin and Covered C-Clasp Theme: Ivy Vine Features: Etched Detailing Measur...

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Early 1900s Edwardian Antique Platinum Brooches

Materials

14k Gold, Yellow Gold

Yellow Gold Edwardian Ivy Vine Bar Brooch - 14k Antique Pin

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Antique Edwardian Platinum Topped 14K Gold & Diamond Stickpin

Located in Philadelphia, PA

A fine antique Edwardian stickpin. In 14 karat yellow gold. With platinum topped filigree decoration to the hexagonal head and center-set with a small round cut white diamond. Si...

Category

Early 20th Century Edwardian Platinum Brooches

Materials

Diamond, 14k Gold, Platinum

Antique Edwardian Platinum Topped 14K Gold & Diamond Stickpin

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H 2.72 in W 0.4 in D 0.24 in

Previously Available Items

Late Edwardian Black, Starr and Frost Opal and Diamond Pendant Brooch

By Black, Starr & Frost

Located in Hummelstown, PA

Dating to the first or second decade of the twentieth century, this delightful pendant brooch by Black, Starr and Frost centers on a magical 25 carat opal gumball filled with a dazzling array of colors. Flecks of neon green, lilac purple and electric blue are washed with splashes of iridescent yellow, creating a spectacular play-of-color. The elegant shield-shaped frame has been intricately hand fabricated in platinum, accented with .70 carats of glittering old cut diamonds. Accompanied by a gemological report from GIA stating: natural opal. Measurements: 37 x 28 mm wide Opal: estimated 25 carats, 19.70 x 19.90 x 11.51 mm Diamonds: estimated .70 total carats of old cut diamonds Weight: 12.2 grams Metal: platinum Markings: BS&F indicates the American jeweler Black, Starr & Frost Notes: Founded in 1810 by Isaac Marquand – Black, Starr & Frost opened as Marquand & Co. at 164 Broadway in New York City, making it the oldest continuously operating jewelry firm in the United States. At that time, two store clerks – William Black...

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Early 20th Century American Edwardian Platinum Brooches

Materials

Diamond, Opal, Platinum

Late Edwardian Black, Starr and Frost Opal and Diamond Pendant Brooch

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W 1.11 in D 0.46 in L 1.46 in

Black Starr & Frost Diamond Baroque Pearl Platinum-Topped 18 Karat Gold Stickpin

By Black, Starr & Frost

Located in Philadelphia, PA

Centering a rounded baroque pearl measuring approximately 10.5 mm Gray body color with strong spectral iridescence and good luster Surrounded by organically rendered whiplash accen...

Category

Early 1900s Edwardian Antique Platinum Brooches

Materials

Diamond, White Diamond, Pearl, Gold, 18k Gold, Yellow Gold, Platinum

Black Starr & Frost Diamond Baroque Pearl Platinum-Topped 18 Karat Gold Stickpin

Black Starr & Frost Amethyst Brooch

By Black, Starr & Frost

Located in London, GB

Black Starr & Frost diamond and amethyst brooch, set with a medium deep-hued amethyst of 28.50ct (24 by 18 mm) is scalloped along the edges in an overa...

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1970s American Vintage Platinum Brooches

Materials

Amethyst, Diamond, Platinum

Black Starr & Frost Amethyst Brooch

Black Star and Frost Natural Pearl and Diamond Crown Brooch, 1920s

By Black, Starr & Frost

Located in Chicago, IL

Circa 1920s Edwardian Black Star and Frost Crown brooch, Platinum top and Yellow Gold backed. Measuring 1 3/8 inch in length and 5/8 inch in heigh...

Category

1920s American Edwardian Vintage Platinum Brooches

Materials

Diamond, Natural Pearl, 14k Gold, Platinum

Black Star and Frost Natural Pearl and Diamond Crown Brooch, 1920s

L 1.38 in

Black, Starr and Frost Aquamarine Diamond Platinum Gold Pendant Pin Brooch

By Black, Starr & Frost

Located in Beverly Hills, CA

Amazing Edwardian (1901 – 1915) aquamarine and diamond pendant/brooch created by Black, Starr and Frost in the 1910s. Edwardian Jewelry is quintessentially feminine, lacy and delicat...

Category

1910s American Vintage Platinum Brooches

Materials

Aquamarine, Diamond, 14k Gold, Yellow Gold, Platinum

Black, Starr and Frost Aquamarine Diamond Platinum Gold Pendant Pin Brooch

H 1.88 in W 1.38 in

GIA Certified 1.01 Carat Black, Starr & Frost Diamond and Platinum Pin

By Black, Starr & Frost

Located in New York, NY

This stunning Black Starr & Frost Art Deco pin is set in platinum and features a gorgeous GIA-certified 1.01 carat cushion cut, with D color and internally flawless clarity. This pin...

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