John Iversen Brooches

Classic Estate 1940's-1950s platinum bow brooch signed by Cartier, containing approximately 7 carats total weight of round brilliant and baguette cut diamonds.

Large 18k gold flower brooch by Tiffany & Co, with onyx and mother of pearl inlay. Brooch measures 1.75" x 1 15/16". Hallmarked Tiffany & Co, 750. Weight of the piece - 27.7 grams.

This exceptional pair of convertible clips represents the pinnacle of French Art Deco jewelry design, capturing the geometric sophistication, technical innovation, and refined glamou...

The Leaf Shaped Multicolor Diamond Brooch is a dazzling piece of jewelry that showcases exquisite craftsmanship and breathtaking beauty. Featuring a seed o...

Hand carved leaf brooch with Ruby stem and one round accent diamond. Circa 1970. 17 custom Emerald & baguette cut Rubies, approx. total weight .70cts, 1.73 - 2.42 x .75 – 1.96mm 1 r...

A collectible gilt-bronze brooch showing a sunlit lion was designed by pioneering French woman jeweler Line Vautrin, France, circa 1945. It is a small but mighty piece weighing 27.72 grams and signed “LV.” Vautrin’s brooch makes the perfect gift for a partner or a unique addition to an artist’s jewelry aficionado’s collection. Born into a family of metal founders, even as a small child Line Vautrin (1913-1997) was fascinated by her father’s business. She never received a formal art education, but by the time she was 14, she had mastered the skills of casting, chasing, and gilding bronze. At 15, she hit upon the novel concept of making artistic jewelry in gilt metal. She began to sell pieces almost immediately; Vautrin devoted herself to experimentation with new materials then and, indeed, throughout her career but remained committed to bronze. In a time when few women played such a role, she was a pioneering craftswoman known for highly original jewelry enveloped in wordplay and symbology. The turning point came when she hired a stand at the Paris International Exposition...

This stunning French Jewelry designer, Henry Perichon (aka Henry), gilt bronze brooch has an undeniable medieval revival feel. The bronze metal frame features antique Medieval design...

Portman is pleased to offer this rare Line Vautrin “performing” brooch, extra-large for her oeuvre. In fact after looking at these for years, I have not seen such a large narrative ...

An exquisite and rare piece, Cartier platinum tassel brooch from Art Deco era, set with seed pearls ( 1.5mm), approximately 1.00ctw G/Vs diamonds, black onyx and enamel. Brooch measu...

1970's Textured 18k yellow gold Tiffany & Co Leaf brooch. 18k yellow gold Stamped: 18k Italy Hallmark: Tiffany + Co 9.7 grams Top to bottom: 45.84mm or 1.80 Inches Width: 35....

Vintage Tiffany & Co "Italy" Flower Brooch Pin Diamond and Blue Sapphire- center flower 18k Yellow Gold approx weight 15 grams Flower Size: approx 1.5' x 1.5' inch Length: approx 2.5...

Charming Rose Quartz Leaf Brooch from the 1940's. Beautiful lapidary work in the detailed leaf, cut from one piece of rose quartz. The hand made setting is gilded silver. Natural i...