Platinum Brooches

A graceful fern spray brooch, its curved stem set with 101 rose-cut diamonds across pierced, millegrain-edged leaflets that step upward in a naturalistic cascade. The platinum-topped...

Belle Époque 18k gold and platinum brooch set with rose diamonds totaling 1.30ct – G/H – SI detailed description: the dimensions of the brooch are 3.7 cm long by 3.5 cm wide weigh...

Introducing our exquisite Vintage Art Nouveau 1.20 Inch Brooch, a timeless masterpiece that encapsulates the elegance and sophistication of a bygone era. This meticulously crafted piece is a fusion of precious materials and captivating gemstones, making it a stunning addition to your jewelry collection. Design: Style: Art Nouveau Dimensions:Brooch measuring 0.80" x 1.20" Material: Platinum and 14 karat Gold Gemstones: Old European Diamond, 2 Natural Pearl, and Ruby Key Features: Design Hallmarks: 585, Pt. Art Nouveau Elegance: This brooch embodies the Art Nouveau movement's signature organic, flowing lines and nature-inspired motifs, with intricate detailing that captures the essence of this artistic era. Precious Metals: Crafted with a combination of platinum and 14 karat gold, this brooch showcases the luxurious sheen of these premium materials, providing durability and a rich, timeless appearance. Diamond Brilliance: The centerpiece of this brooch features a dazzling 0.20-carat diamond. Its brilliant cut and exceptional clarity add a touch of luxury and sparkle, making it the focal point of the piece. Lustrous Pearls: Surrounding the diamond, a cluster of lustrous pearls creates a harmonious contrast, exuding elegance and sophistication. These pearls complement the overall design with their natural beauty and creamy, iridescent luster. A distinguished addition to the OGI Ltd Estate Collection, this antique jewel is ideal for collectors of Victorian jewelry, lovers of historic gemstones, and fashion enthusiasts seeking a one-of-a-kind statement accessory. Vibrant Ruby Accents: To accentuate the brooch's intricate design, vibrant ruby , weighing approximately 0.10 carat, gemstones are delicately placed throughout, adding a pop of color and intrigue. The deep red hues of the rubies contrast beautifully with the pearls and diamond. Versatile Wear: This brooch is a versatile accessory that can be worn on a lapel, scarf, dress, or even as an adornment for your hat, making it suitable for various occasions, from formal events to everyday elegance. Gift-Worthy: Presented in an elegant jewelry box, our Vintage Art Nouveau Brooch...

The Most Beautiful Green Art Deco Brooch With Colombian Emerald & Diamonds in Platinum, ca. 1930 With a history of thousands of years of mining and appreciation as a gemstone, t...

--Stone(s):-- 4 Natural Genuine Diamonds - Old European Cut - Prong Set - Nice Brilliant White Diamonds - 2.4ctw (approx.) 325 Natural Genuine Diamonds - Old Mine Cut, Single Cut & O...

Très Chic Luxurious Bow Brooch With 6.00 ct Diamonds in Platinum, c. 1925 In retrospect, few decades are considered as exciting, glamorous and luxury-loving as the 1920s. The jewell...

Designed as a stylized Queen of Hearts holding a flower and wearing a crown With opaque red, white, black, and blue enamel throughout - minimal loss Accented by rose cut diamonds bea...

A refined Art Deco emerald and diamond brooch, circa 1925–1935, designed as an elongated geometric plaque in platinum and 18 karat gold. The centre is set with a rectangular step-cu...

Manhattan Style A Pair of Déco Dress Clips with Diamonds & Onyx, Tiffany & Co., New York, c. 1930 The 1920s and 1930s in New York: these were the years of the Jazz Age, lege...

Belle Époque 18k gold and platinum brooch set with rose-cut diamonds up to 0.20ct - G/H – SI – 8.8 grams detailed description: the dimensions of the brooch are 4.5 cm long by 4.4 c...

--Stone(s):-- 2 Natural Genuine Diamonds - Old European & Old Transitional Cut - Prong Set - H-J Color - VS2-SI2 Clarity - 2.03ctw (approx.) 269 Natural Genuine Diamonds - Old Mine C...

Belle Époque with a central Old European Cut Diamond approx weight 1 ct. Bar Brooch, Platinum and 18K Gold, circa 1910 An elegant Belle Époque bar brooch, centered by an old Eur...

An elegant and beautifully crafted French mid-century diamond brooch, executed in platinum and 18 karat yellow gold as a sculptural cascade of finely twisted gold ribbons, gracefully...

Louis Comfort Tiffany Opal and Filigree Stick Pin. Cabochon opal bezel set within a filigree frame of platinum openwork, set on a yellow gold 18k shaft. T...

Lovely Delicate Edwardian Amythest, Diamond and Pearl Brooch from the early 1900's. Unsigned but high quality American manufacture. Platinum t...

Antique Brooch Platinum & 18ct Gold Circa 1920 A beautifully made Art Deco bar brooch featuring a rich, deep‑blue sapphire at its centre, framed by alternating diamonds and sq...

Antique Early 20th-Century Edwardian era Ruby, Sapphire, Diamond & Pearl Brooch Platinum-Set — In Richard Ogden Case A beautifully executed early 20th-century gem-set brooch, crafte...

Diamond Platinum Double Clip Brooch, 1930s – Original Box An exceptional and highly collectable vintage platinum double clip brooch, dating to circa 1930, featuring an impressive ap...

A fine Art Deco aquamarine and diamond brooch. In a platinum setting. Set with a central cut-cornered rectangular modified brilliant cut 4.35± Ct aquamarine flanked by 34 small Old European and single cut diamonds (0.94± Ctw). Secured with a (14 karat white gold) pin and safety catch to the reverse. Accompanied by a GEMLAB (Gemological Appraisal Laboratory) report no. GAL202505332. Simply a wonderful Art Deco aquamarine brooch...

A finely composed Art Deco ruby and diamond brooch, dating to circa 1920, showcasing the clean geometry and precision typical of the period. Set in platinum and 18ct gold, the piece ...

An art-deco Chinoiserie Jabot designed by Cartier This is a magnificent Art Deco jabot-brooch, created in Paris, France, and designed by the iconic French jewelry house of Cartier, ...

Circa 1920's. Beautiful Edwardian period brooch made by Dreicer & Co. The diamonds are a mix of old mine cut and single cut. Very bright and lively stones. Along with two Black ...

Old mine and rose cut diamonds, together weighing approximately 3.00 carats in I-J color and VS-SI clarity, trace a pair of sweeping, wing-like arches in this Edwardian brooch, meeti...

Diamond Leaf Cluster Brooch A brooch featuring A cluster of fine marquise, round, pear and baguette cut diamonds set in platinum. Measurements: 2.5" long Diamond Weight: approxim...

Antique Hunting Horn Brooch 15ct Gold & Platinum Tested Behold this exquisite 15ct gold and platinum Edwardian-era brooch. This stunning piece showcases a magnificent gold hunting...

Seaman Schepps Art Deco Emerald and Diamond Clip A large clip brooch featuring a center Colombian emerald, surrounded by additional faceted and cabochon emeralds, accented by round...

An exquisite Harry Winston flower brooch, fashioned in platinum with sculptural diamond petals and a graceful baguette diamond stem. Fourteen rubies totaling 4.90 carats enliven the ...

A refined example of Art Deco craftsmanship, this exquisite platinum-topped diamond and emerald pin embodies the geometric precision and glamour of the 1920s–1930s. The top portion, ...

This Tiffany & Co. diamond and ruby snake barrette mounted in platinum and gold was created in the Edwardian era. The undulating, arched shape designed as two snakes with ruby eyes pursuing each other's tails is set throughout with old European and transitional-cut diamonds, with a broad, optimally flexible gold clip closure on the reverse, mounted in platinum-topped gold. Rarely surviving from a period of bygone glamor, yet a thoroughly modern way to wear diamonds in the hair, this elegant Tiffany jewel is a timeless classic. Item #: BO-22433 Artist: Tiffany & Co Country: France Circa: 1905 Dimensions: 3.00" length. Materials: 66 transitional and old European-cut diamonds (approximate total weight 2.40 carats, VS clarity and G-H-i color grade); 4 round-cut rubies (approximate total weight 0.04 carat; Platinum-topped 18K Gold Gram Weight: 14.20 Signed: Tiffany & Co. Macklowe Gallery Curator's Notes: Hair ornaments for men and women have an important place in the long history of jeweled adornments in Asia and Europe, but in the 20th century these traditions faltered, perhaps with the fall of monarchies and their crowned heads. More recently, in 2026, ornamenting the hair has attracted renewed interest among jewelry designers such as Van Cleef & Arpels, Jessica McCormick...

Let this mother lion watch over you when wearing this enchanting Van Cleef & Arpels Paris 'Pery et Fils' vintage diamond emerald yellow and white gold brooch. With its black enam...

An exquisite mid-century platinum ruby and diamond brooch, circa 1950s–1960s, designed as an elegant floral spray. The sculptural composition features a graceful arrangement of rich...

An Exceptional Expression of Timeless Elegance and Sophisticated Jewellery Design This exquisite vintage platinum and diamond brooch is a beautiful expression of refined mid-20th-ce...

Diamond Platinum Statement Brooch with 6.23 Carats, Vintage This vintage diamond platinum brooch is an exceptional statement jewel, masterfully crafted in platinum and set with 6.23...

Tiffany & Co. 18 Karat Gold Platinum Natural Diamond Butterfly Pin Brooch Metal: 18k yellow gold & platinum Weight: 4.34 grams Diamonds: Approx. 0.12 CTW F-G VS natural round...

Art Deco Diamonds Circle Platinum Brooch This platinum brooch captures the essence of Art Deco elegance through its circular design anchored by Old European Cut diamonds. The distinc...

Antique Gold Brooch 18ct Yellow Gold & Platinum Circa 1900 An exquisite showcase of clean 1920s geometry, this authentic Art Deco elongated bar brooch embodies the bold colour...

Art Deco diamond and certified natural saltwater pearl brooch of elegant openwork geometric design centred by two principal old European cut diamonds weighing approximately 1.94 and ...

An elegant and highly collectible Van Cleef & Arpels diamond floral brooch, exquisitely handcrafted in platinum and dating to circa 1970. This sophisticated French creation showc...

An exceptional Van Cleef & Arpels diamond brooch c.1950. The central cluster of seven round brilliant cut diamonds are encircled by a half outer curve of marquise diamonds. The c...

This is an extraordinary Art Deco Sapphire, 7mm Pearl, Old European Cut Diamond, Platinum, Tiffany & Co. Stick Pin Brooch. It is very rare to find original Art Deco Tiffany & Co. jewels and this one is absolutely magnificent. The design highlights the superb quality of Art Deco imagery. In the center is a 7mm Pearl of great beauty. Below the pearl is a stunning fine blue rectangular-cut Sapphire. The natural Sapphire is a magnificent blue color and cut. The Sapphire is surrounded by three sparkling white Tiffany Old European Cut Diamonds. The jewels are set in Platinum in milgrain beaded borders. The platinum brooch is hallmarked Tiffany & Co. The brooch dates to circa 1900-1910. The Tiffany Stick Pin...

Designed as a dimensional flower comprised of yellow gold twisted rope motif petals, stem, and leaves Featuring round brilliant cut diamonds prong set in platinum throughout Weighing...

This gorgeous estate brooch features a beautiful arrangement of round brilliant-cut white diamonds and baguette-cut sapphires set in platinum with an 18k white gold pin and safety ca...

Built as a series of stacked, hexagonal and chevron-shaped panels, this Art Deco brooch is diamond-set edge to edge across its entire surface, anchored by a central old European cut ...

Diamond and Platinum Brooch. Elevate your style with this captivating Diamond and Platinum Brooch, adorned with a mesmerizing combination of diamonds. Featuring a brilliant 2.25-cara...

Gross Weight: 17.1g The swallow brooch features rose-cut diamonds, enhanced by a round-cut ruby, set in platinum-topped 18k gold. Dimensions: 2-5/8 inches x 1-5/8 inches Diamonds: Av...

A platinum topped 14k yellow gold and diamond heart pendant and pin circa 1900. This heart is signed and made by the American firm Joseph Linz & Bros. They were a notable manufacture...

A well preserved original Art Déco brooch featuring a stunning princess cut Santa Maria aquamarine of around 22 carat mounted on platinum and surrounded by a row of grain set old cut...

Creator: Bulgari Metal: Platinum and 18K Yellow Gold Weight: 45.19 grams Period: 1950s A rare and exquisite vintage signed Bulgari 'Giardinetto' brooch from the 1950s, crafted in pl...

Featuring a near-round shaped saltwater natural pearl - measuring approximately 9.11 x 8.78 mm Light cream in body color with pink overtone displaying no signs of treatment Perched i...

This vintage dress clip from Tiffany & Co. is a dazzling example of classic diamond jewelry design. Rows of early modern brilliant cut diamonds alternate with sleek lines of bagu...

Beautiful, Luxurious Bow Brooch by Tiffany & Co. Ribbon Bow Shape in 950 Platinum Featured on the Cover of "Tiffany Jewels" by John Loring (Harry N Abrams, New York, 1999) Features A...

A vintage aquamarine and diamond cluster brooch, with an emerald-cut, pale aquamarine, in a claw setting, surrounded by old-cut diamonds, in millegrain edged rub over settings, with ...

Comprised of two mirrored floral burst motif brooches with fanning tendrils joined by detachable swagged chains Each flower motif brooch centers a prong set substantial transitional ...

An elegant Late Art Deco diamond double clip brooch, dating to the late 1930s, designed as a pair of detachable clips that may be worn together as a single brooch or separately as dr...

Gorgeous, Unique Brooch by Tiffany & Co. Features Round Rubies set in 18k Yellow Gold and Diamonds Set in Platinum Appx Total Length = 2 1/4" Total Mass = 24.4 grams Featured in Heri...

A charming antique hat pin dating to 1900, designed as a finely detailed bird perched upon a branch, delicately grasping a dangling pearl in its beak. ...

Stunning early Art Deco platinum and diamond brooch, set with around 9.5 carats of diamonds. The style of this French brooch shows that it was designed at the crossroads of the perio...

A superb Antique French Art Deco double clip brooch, crafted in platinum and dating to circa 1928-1935. A high-quality Paris workshop piece reflecting the architectural aesthetic of ...

A striking vintage brooch, meticulously crafted in 18K yellow gold and platinum. This piece captures the essence of a scorpion with exceptional detail. The body is adorned with vibra...

Oscar Heyman 18kt yellow gold and platinum brooch contains an extraordinarily fine fancy shape Australian black opal weighing 30.63cts. This unique piece also contains 97 round diamonds (1.08cts, F/ VS) and 1 pear shape black opal...