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Trillion Cut Brooches

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Stone Cut: Trillion Cut
SEBESTIAN - The Crab - Triangle Rosecut Diamond set as Brooch in 18K (Handmade)
SEBESTIAN - The Crab - Triangle Rosecut Diamond set as Brooch in 18K (Handmade)

SEBESTIAN - The Crab - Triangle Rosecut Diamond set as Brooch in 18K (Handmade)

Located in Hong Kong, HK

Some brooches charm. SEBESTIAN captivates. This delightful conversation piece is a miniature sculpture of brilliance and personality — a crab brought to life through masterful craft...

Category

2010s Hong Kong Art Deco Trillion Cut Brooches

Materials

Diamond, 18k Gold

Beautiful Tiffany & Co. 18k Gold and 2.75ct Citrine Bow Brooch 11/16" x 1" 4.7 g
Beautiful Tiffany & Co. 18k Gold and 2.75ct Citrine Bow Brooch 11/16" x 1" 4.7 g

Beautiful Tiffany & Co. 18k Gold and 2.75ct Citrine Bow Brooch 11/16" x 1" 4.7 g

By Tiffany & Co.

Located in Sherman Oaks, CA

Brand: Tiffany & Co. Features 2 Pear-shaped Citrines weighing 2.75 carats Set in 18k Yellow Gold Gross Weight: 4.7 grams Dimensions: 11/16" x 1" Condition Notes: Very Good. Shows nat...

Category

1970s Vintage Trillion Cut Brooches

Materials

Citrine, 18k Gold, Yellow Gold

GIA Certified Golden Cultured Pearl and Diamond Clover Brooch
GIA Certified Golden Cultured Pearl and Diamond Clover Brooch

GIA Certified Golden Cultured Pearl and Diamond Clover Brooch

Located in New York, NY

This beautiful, delicate golden cultured pearl and diamond clover brooch, features a centering triangular-cut diamond, weighing approximately 0.80 carats, surrounded by pearls rangin...

Category

21st Century and Contemporary Trillion Cut Brooches

Materials

Diamond, Cultured Pearl, Pearl, 18k Gold, Silver Plate

Retro 1940's Aquamarine Diamond Platinum 14K Yellow Gold Vintage Fanning Brooch
Retro 1940's Aquamarine Diamond Platinum 14K Yellow Gold Vintage Fanning Brooch

Retro 1940's Aquamarine Diamond Platinum 14K Yellow Gold Vintage Fanning Brooch

Located in Philadelphia, PA

Designed as a fanning gold tendril spray with rounded tips surrounding a trillion cut aquamarine Weighing approximately 8.30 carats total - transparent light blue color with medium s...

Category

1940s Retro Vintage Trillion Cut Brooches

Materials

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

Germany 1920 Art Deco Carved Carnelian Buddha Brooch in Sterling and Marcasite
Germany 1920 Art Deco Carved Carnelian Buddha Brooch in Sterling and Marcasite

Germany 1920 Art Deco Carved Carnelian Buddha Brooch in Sterling and Marcasite

Located in Miami, FL

An art deco Buddha brooch made in Germany. Exceptional classic piece, created in Germany during the art deco period, back in the 1920. This brooch was...

Category

1920s German Art Deco Vintage Trillion Cut Brooches

Materials

Carnelian, Marcasite, Silver, Sterling Silver

Antique 12K Gold Old Mine Cut Diamond Cameo Filigree Pendant Brooch
Antique 12K Gold Old Mine Cut Diamond Cameo Filigree Pendant Brooch

Antique 12K Gold Old Mine Cut Diamond Cameo Filigree Pendant Brooch

Located in New York, NY

This exquisite brooch showcases a finely carved cameo of a woman's profile, adorned with delicate flowers. The cameo is encased in a 12K gold filigree frame, beautifully embellished ...

Category

Early 20th Century Trillion Cut Brooches

Materials

Diamond, Emerald, Gold, White Gold

14k Yellow Gold Halo Diamond Pin featuring a triangular Ceylon Yellow Sapphire
14k Yellow Gold Halo Diamond Pin featuring a triangular Ceylon Yellow Sapphire

14k Yellow Gold Halo Diamond Pin featuring a triangular Ceylon Yellow Sapphire

By OGI Ltd

Located in New York, NY

Radiant and refined, this 14k yellow gold halo pin centers a natural triangular Ceylon yellow sapphire of approximately 0.75 carats. The warm golden hue of the Sri Lankan sapphire is...

Category

2010s American Modern Trillion Cut Brooches

Materials

Diamond, Yellow Sapphire, Gold, 14k Gold, Yellow Gold

Unisex 2.2 CTW Emerald Diamond Rabbit Brooch in 18k Solid White Gold
Unisex 2.2 CTW Emerald Diamond Rabbit Brooch in 18k Solid White Gold

Unisex 2.2 CTW Emerald Diamond Rabbit Brooch in 18k Solid White Gold

By VR Jewels

Located in New York, NY

Unisex 2.2 CTW Emerald Diamond Rabbit Brooch in 18K White Gold which is a fusion of surrealism and pop-art, designed to make a bold statement. Crafted with love and attention to deta...

Category

21st Century and Contemporary American Modern Trillion Cut Brooches

Materials

Diamond, Emerald, Gold, 18k Gold, White Gold

Vintage brooch in the shape of a flower basket, emerald rhinestone USA 1940s
Vintage brooch in the shape of a flower basket, emerald rhinestone USA 1940s

Vintage brooch in the shape of a flower basket, emerald rhinestone USA 1940s

Located in Stuttgart, DE

Brooch in the shape of a flower basket with a large topas cut rhinestone as the flower vase inside are golden flowers with small gold rhinestones. The brooch was designed in the USA...

Category

1940s American Artisan Vintage Trillion Cut Brooches

Materials

Crystal, Base Metal

Tanzanite, Blue Sapphire & Diamond Peacock Brooch in 18K White Gold
Tanzanite, Blue Sapphire & Diamond Peacock Brooch in 18K White Gold

Tanzanite, Blue Sapphire & Diamond Peacock Brooch in 18K White Gold

By Jewel Palate

Located in Deira, AE

Tanzanite, blue sapphire and natural diamond peacock brooch in 18-karat white gold. The tanzanite and blue sapphire have a combined weight of 15.10 carats, complemented by 0.51 carat...

Category

21st Century and Contemporary American Contemporary Trillion Cut Brooches

Materials

Diamond, Sapphire, Blue Sapphire, Tanzanite, Gold, 18k Gold, White Gold

Art Deco Diamond Sapphire and Ruby Basket Brooch
Art Deco Diamond Sapphire and Ruby Basket Brooch

Art Deco Diamond Sapphire and Ruby Basket Brooch

Located in London, GB

An elegant Art Deco diamond basket brooch, crafted in platinum and designed as a stylised basket of flowers. Set with a beautiful combination of old and fancy-cut diamonds, alongside...

Category

1920s Vintage Trillion Cut Brooches

Materials

Diamond, Platinum

Tanzanite, Blue Sapphire & Diamond Peacock Brooch in 14K White Gold
Tanzanite, Blue Sapphire & Diamond Peacock Brooch in 14K White Gold

Tanzanite, Blue Sapphire & Diamond Peacock Brooch in 14K White Gold

By Jewel Palate

Located in Deira, AE

Tanzanite, blue sapphire and natural diamond peacock brooch in 14-karat white gold. The tanzanite and blue sapphire have a combined weight of 15.10 carats, complemented by 0.51 carat...

Category

21st Century and Contemporary American Contemporary Trillion Cut Brooches

Materials

Diamond, Sapphire, Blue Sapphire, Tanzanite, Gold, 18k Gold, White Gold

South Sea Pearl Diamond Gold Silver Shamrock Clover Brooch
South Sea Pearl Diamond Gold Silver Shamrock Clover Brooch

South Sea Pearl Diamond Gold Silver Shamrock Clover Brooch

Located in New York, NY

18k gold and silver shamrock brooch, set with three 11.2 - 11.8mm South Sea pearls and approx. 1.80ctw in diamonds. Brooch is 50mm x 45nn. Weight - 20.5 grams.

Category

20th Century Trillion Cut Brooches

Materials

Diamond, South Sea Pearl, Gold, Silver

Related Items
Vintage Tiffany & Co. 18K Yellow Gold Pearl and Diamond Brooch
Vintage Tiffany & Co. 18K Yellow Gold Pearl and Diamond Brooch

Vintage Tiffany & Co. 18K Yellow Gold Pearl and Diamond Brooch

By Tiffany & Co.

Located in Hicksville, NY

Item Details: Metal Type: 18K Yellow Gold [Hallmarked, and Tested] Weight: 2.5 grams Pin Measurements: Length: 1.30 inches Condition: Excellent

Category

20th Century Trillion Cut Brooches

Materials

Gold, 18k Gold, Yellow Gold

Antique Art Deco 14K White Gold Filigreed Old Cut Diamond & Sapphire Brooch
Antique Art Deco 14K White Gold Filigreed Old Cut Diamond & Sapphire Brooch

Antique Art Deco 14K White Gold Filigreed Old Cut Diamond & Sapphire Brooch

Located in Houston, TX

Gender: Unisex Metal Type: 14K White Gold Length: 2.00 inches Width: 16.70 mm Weight: 5.26 grams One 14K White Gold Diamond and Sapphire art deco (1920-1930) brooch. The metal w...

Category

Early 20th Century Unknown Trillion Cut Brooches

Materials

Diamond, Sapphire, Gold, 18k Gold, White Gold

Tiffany & Co. 18K Yellow Gold Flower Star Brooch
Tiffany & Co. 18K Yellow Gold Flower Star Brooch

Tiffany & Co. 18K Yellow Gold Flower Star Brooch

By Tiffany & Co.

Located in Chicago, IL

This whimsical brooch by Tiffany and Co. features a five pointed star flower with polished finish. Accompanied by a Tiffany pouch and box. Material: 18 karat yellow gold Stamp: TIF...

Category

1980s Italian Contemporary Vintage Trillion Cut Brooches

Materials

18k Gold, Yellow Gold

Antique Art Deco Platinum Old Cuts Diamonds Filigree Brooch
Antique Art Deco Platinum Old Cuts Diamonds Filigree Brooch

Antique Art Deco Platinum Old Cuts Diamonds Filigree Brooch

Located in Houston, TX

Gender: Ladies Metal Type: Platinum Length: 2.00 inches Width: 17.95mm tapering to 4.20mm Weight: 4.79 grams Ladies filigreed vintage 900 platinum diamond brooch. Pre-owned in V...

Category

1920s Art Deco Vintage Trillion Cut Brooches

Materials

Diamond, Platinum

18K Diamond Ribbon Bow Brooch
18K Diamond Ribbon Bow Brooch

18K Diamond Ribbon Bow Brooch

$10,000

W 1.11 in L 1.78 in

18K Diamond Ribbon Bow Brooch

Located in Idar-Oberstein, DE

A beautiful Diamond Ribbon Bow Brooch with ca. 7 carats of diamonds (D-F/IF-VVS).

Category

1980s Vintage Trillion Cut Brooches

Materials

Diamond, 18k Gold

Art Deco Diamond Cultured Pearl Platinum Plaque Brooch
Art Deco Diamond Cultured Pearl Platinum Plaque Brooch

Art Deco Diamond Cultured Pearl Platinum Plaque Brooch

Located in Zurich, Zollstrasse

A stunning antique 1930s brooch with approximaltey 10.40 carat diamonds and a cultured pearl, platinum Art Deco plaque brooch. This stunning, fi...

Category

1930s Unknown Art Deco Vintage Trillion Cut Brooches

Materials

Diamond, Cultured Pearl, Platinum

Ruby and Diamond Small Crab Motif Brooch / Pendant Set in 14 Karat Yellow Gold
Ruby and Diamond Small Crab Motif Brooch / Pendant Set in 14 Karat Yellow Gold

Ruby and Diamond Small Crab Motif Brooch / Pendant Set in 14 Karat Yellow Gold

Located in Scottsdale, AZ

This beautiful crab brooch or pendant, set in lustrous 14 karat yellow gold, is a captivating and unique piece of jewelry. The body of the crab is adorned with vibrant red rubies, cr...

Category

21st Century and Contemporary Unknown Contemporary Trillion Cut Brooches

Materials

Diamond, Ruby, Gold, 14k Gold, Yellow Gold

Art Deco Crystal Marcasite Brooch
Art Deco Crystal Marcasite Brooch

Art Deco Crystal Marcasite Brooch

$400Sale Price|20% Off

H 2 in L 2 in

Art Deco Crystal Marcasite Brooch

Located in Miami Beach, FL

Art Deco brooch with marcasite design around a faceted crystal circle. No maker's mark.

Category

Early 20th Century Art Deco Trillion Cut Brooches

Materials

Crystal, Marcasite

Tiffany & Co. Ruby and Gold Floral Brooch, 18k
Tiffany & Co. Ruby and Gold Floral Brooch, 18k

Tiffany & Co. Ruby and Gold Floral Brooch, 18k

By Tiffany & Co.

Located in New York, NY

A Tiffany & Co. Ruby and Gold Floral Brooch made in 18k yellow gold. The total weight of the brooch is 13.54 grams. The dimensions are 2 3/8 inch x 1.38 inch wide.

Category

20th Century Trillion Cut Brooches

Materials

Ruby, Gold

Exquisite Mother of Pearl Sterling Marcasite Brooch
Exquisite Mother of Pearl Sterling Marcasite Brooch

Exquisite Mother of Pearl Sterling Marcasite Brooch

Located in University City, MO

Exquisite mother of pearl sterling marcasite brooch The elegant large scale brooch is embellished with inlaid tiles of lustrous mother of...

Category

21st Century and Contemporary Unknown Art Deco Trillion Cut Brooches

Materials

Marcasite, Sterling Silver

Vintage Tiffany and Co. 18k Yellow Gold Seagull Brooch
Vintage Tiffany and Co. 18k Yellow Gold Seagull Brooch

Vintage Tiffany and Co. 18k Yellow Gold Seagull Brooch

By Tiffany & Co.

Located in New York, NY

This vintage Tiffany & Co. brooch is crafted in 18k yellow gold in the form of a stylized seagull. The streamlined silhouette gives the piece a light, sculptural character while allo...

Category

20th Century Trillion Cut Brooches

Materials

Yellow Gold

Tiffany & Co. 18k Yellow Gold and Platinum 8.00ctw Natural Diamond Bow Brooch
Tiffany & Co. 18k Yellow Gold and Platinum 8.00ctw Natural Diamond Bow Brooch

Tiffany & Co. 18k Yellow Gold and Platinum 8.00ctw Natural Diamond Bow Brooch

By Tiffany & Co.

Located in Boca Raton, FL

Tiffany & Co. 18k Yellow Gold and Platinum 8ctw Natural Diamond Bow Brooch Pin This stunning Tiffany Diamond Bow Brooch is in excellent condition and is ready to ship! Brand: Tiffa...

Category

21st Century and Contemporary Unknown Modern Trillion Cut Brooches

Materials

Diamond, 18k Gold, Yellow Gold, Platinum, Gold

Tiffany & Co. Diamond Bow Brooch
Tiffany & Co. Diamond Bow Brooch

Tiffany & Co. Diamond Bow Brooch

$32,500

W 1.25 in L 2.5 in

Tiffany & Co. Diamond Bow Brooch

By Tiffany & Co.

Located in New York, NY

Dating from circa 1997, this 18K gold Tiffany & Co. bow brooch is set with over 7 carats of diamonds. It is designed as a highly three dimensional bow of five loops pavé-set througho...

Category

Late 20th Century American Trillion Cut Brooches

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Previously Available Items
Emis Beros 18 Karat Yellow Gold Kunzite Ruby Diamond Serpentine Flower Brooch
Emis Beros 18 Karat Yellow Gold Kunzite Ruby Diamond Serpentine Flower Brooch

Emis Beros 18 Karat Yellow Gold Kunzite Ruby Diamond Serpentine Flower Brooch

By Emis Beros

Located in Troy, MI

Emis Beros was an award-winning jewelry designer and manufacturer. Her career started under esteemed jeweler Mr. Harry Winston in New York. Within a few years of working for him, she...

Category

Late 20th Century American Contemporary Trillion Cut Brooches

Materials

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

Platinum Lapel Pin/Tie Tack Trillion Tanzanite
Platinum Lapel Pin/Tie Tack Trillion Tanzanite

Platinum Lapel Pin/Tie Tack Trillion Tanzanite

Located in New York, NY

Introducing our exquisite Lapel Pin/Tie Tack, a sophisticated accessory crafted from the finest platinum and adorned with a striking tanzanite trillion. This elegant piece is designe...

Category

2010s American Trillion Cut Brooches

Materials

Tanzanite, Platinum

Vintage Citrine and Diamond Bar Pin in 18K Two Tone Gold
Vintage Citrine and Diamond Bar Pin in 18K Two Tone Gold

Vintage Citrine and Diamond Bar Pin in 18K Two Tone Gold

Located in Towson, MD

One 18 karat yellow and white gold bar pin set with two (2) 6mm trillion cut amber citrine stones and two (2) round brilliant cut diamonds, approxim...

Category

1980s Contemporary Vintage Trillion Cut Brooches

Materials

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

Yellow Gold Pink Tourmaline Rubellite Trillion Lapel Pin/ Tie Tack
Yellow Gold Pink Tourmaline Rubellite Trillion Lapel Pin/ Tie Tack

Yellow Gold Pink Tourmaline Rubellite Trillion Lapel Pin/ Tie Tack

Located in New York, NY

Elevate your style with this stunning Pink Tourmaline Rubellite Trillion Lapel Pin/Tie Tack, exquisitely set in 18k Yellow Gold. This unique accessory combines the allure of a rare pink tourmaline gemstone with the timeless elegance of fine jewelry to create a piece that's perfect for making a statement at any occasion. Gemstone Radiance: At the heart of this lapel pin/tie tack lies a mesmerizing 8mm Pink Tourmaline Rubellite gemstone (about 1.75ct), meticulously cut into a striking trillion shape. The tourmaline's vivid pink hue exudes an air of sophistication and charm, making it an embodiment of grace and love. Its brilliant sparkle catches the light in the most enchanting way, adding a touch of allure to your attire. Luxurious Setting: The setting of this lapel pin/tie tack is handcrafted from 18k Yellow Gold, a symbol of opulence and refinement. The warm and rich tones of yellow gold provide a perfect backdrop for the resplendent pink tourmaline, enhancing its natural beauty. The craftsmanship is impeccable, ensuring both the gemstone's security and a sleek, streamlined appearance. Versatile Elegance: This lapel pin/tie tack is a versatile addition to your wardrobe, ideal for formal events, business meetings, or simply to elevate your everyday look. Its compact size allows it to be a subtle yet impactful accessory, adding a dash of sophistication to your ensemble without overpowering it. A Statement Piece: Wearing the Pink Tourmaline Trillion Lapel Pin/Tie Tack in 18k Yellow Gold is more than just adorning yourself; it's about expressing your appreciation for the finer things in life. It's a statement of your refined taste, your commitment to quality craftsmanship, and your desire to stand out from the crowd. Timeless Beauty: This lapel pin/tie tack is not just a fashion accessory; it's an investment in timeless beauty. Crafted to perfection, it represents the intersection of art and style...

Category

2010s American Trillion Cut Brooches

Materials

Tourmaline, 18k Gold, Yellow Gold

Antique Boxed Georgian Flat Cut Garnet Yellow Gold Brooch
Antique Boxed Georgian Flat Cut Garnet Yellow Gold Brooch

Antique Boxed Georgian Flat Cut Garnet Yellow Gold Brooch

Located in Chipping Campden, GB

Original Antique Boxed Georgian Flat Cut Garnet Brooch Set in yellow gold with original safety chain attached the most beautiful flower ga...

Category

1820s British Georgian Antique Trillion Cut Brooches

Materials

Garnet, Yellow Gold

Vintage brooch in the shape of a flower basket, emerald rhinestone USA 1940s
Vintage brooch in the shape of a flower basket, emerald rhinestone USA 1940s

Vintage brooch in the shape of a flower basket, emerald rhinestone USA 1940s

Located in Stuttgart, DE

Brooch in the shape of a flower basket with a large emerald cut rhinestone as the flower vase inside are golden flowers with small green rhinestones. The brooch was designed in the ...

Category

1940s American Artisan Vintage Trillion Cut Brooches

Materials

Crystal, Base Metal

Art Deco White Diamond, Emerald, Ruby, Sapphire and Platinum Clip Brooch
Art Deco White Diamond, Emerald, Ruby, Sapphire and Platinum Clip Brooch

Art Deco White Diamond, Emerald, Ruby, Sapphire and Platinum Clip Brooch

Located in New York, NY

This gorgeous skyscraper style Art Deco clip brooch was meticulously hand crafted in the United States, circa 1930. Boasting an impressive total diamond weight of 12.5 carats, this p...

Category

1930s American Art Deco Vintage Trillion Cut Brooches

Materials

Diamond, Emerald, Ruby, Sapphire, Platinum