Ostertag Brooches

Creator: Ostertag

Ostertag Art Deco Emerald and Diamond Brooch

$110,000

Ostertag Art Deco Emerald and Diamond Brooch

By Ostertag

Located in Riverdale, NY

Wonderful Art Deco Diamond and Emerald brooch from the 1930's, set in platinum by Ostertag, France. This lovely design is very reminiscent of Coco Chanel's logo who was his neighbor in the period, where he was located at 16 Place Vendome. Conjoined "C" motifs are are laid with a ladder of diamond baguettes edged with round stones terminating in 2 large diamonds (over 1 carat each) on one end and large fluted Columbian teardrops with tiny pave ball caps on the other. Really exceptional quality and design from 1930's France. Ostertag pieces are exceptionally rare and have the highest quality gems and workmanship c/o the Rubel Freres...

Category

1930s French Art Deco Vintage Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Art Deco Diamond Emerald Platinum Estate Rectangular Brooch Pin

$4,200

W 1 in L 1.75 in

Art Deco Diamond Emerald Platinum Estate Rectangular Brooch Pin

Located in Boca Raton, FL

Original Art Deco diamond and emerald brooch handcrafted in platinum. The brooch features Old European cut diamonds weighing approx...

Category

Early 20th Century American Art Deco Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Art Deco Onyx, Diamond and Emerald Cabochon Brooch, circa 1925

$22,202

Art Deco Onyx, Diamond and Emerald Cabochon Brooch, circa 1925

Located in London, GB

Art Deco onyx, diamond and emerald cabochon brooch. Set with one hundred and six round old cut diamonds with an approximate total weight of 10....

Category

1920s Unknown Art Deco Vintage Ostertag Brooches

Materials

Diamond, Emerald, Onyx, Platinum

Platinum Art Deco Green Emerald And Diamond 25 Carat Brooch

$60,000

Platinum Art Deco Green Emerald And Diamond 25 Carat Brooch

Located in New York, NY

Platinum Art Deco Green Emerald And Diamond 25 Carat Brooch Art Deco Geometric Emerald And Diamond Double Clip Brooch. We are selling each brooch se...

Category

20th Century Unknown Art Deco Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Art Deco Emerald and Diamond Brooch Clips circa 1920s in Platinum

$11,750

W 0.93 in L 1.11 in

Art Deco Emerald and Diamond Brooch Clips circa 1920s in Platinum

Located in Wailea, HI

Art Deco Emerald and Diamond Brooch Clips Circa 1920's in Platinum Two Cushion Cut Emeralds Weighing .70 Carats Approximately Two Old European Cut Diamonds Weighing .65 Carats Appro...

Category

Early 20th Century Unknown Art Deco Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Antique Art Deco Emerald and 1.29 Carat Diamond Platinum Brooch

$4,447

H 0.14 in W 0.26 in L 1.88 in

Antique Art Deco Emerald and 1.29 Carat Diamond Platinum Brooch

Located in Jesmond, Newcastle Upon Tyne

A stunning, fine and impressive antique Art Deco style 0.48 carat emerald and 1.29 carat diamond, platinum brooch; part of our antique jewelry and estate jewelry collections. This stunning antique diamond and emerald brooch...

Category

1930s Unknown Art Deco Vintage Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Art Deco Diamond and Emerald Brooch in Platinum, circa 1920

$11,500

H 0.56 in W 1.66 in D 0.28 in

Art Deco Diamond and Emerald Brooch in Platinum, circa 1920

Located in Palm Desert, CA

This square brooch is set in Platinum and has 49 round brilliant cut diamonds, 2 Trilliant cuts and 2 Baguette cuts for a total diamond weight of 4.25 carats. In the center is an em...

Category

Early 20th Century Unknown Art Deco Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Art Deco Diamond and Filigree Brooch

$1,800

W 0.5 in L 1.8 in

Art Deco Diamond and Filigree Brooch

Located in Denver, CO

An Old European cut diamond weighing approximately 0.15 carats, G color, VS clarity, centers this stunning two-toned Art Deco brooch with delicate filigree, fashioned in 14kt yellow ...

Category

Late 19th Century Unknown Art Deco Antique Ostertag Brooches

Materials

Diamond, 14k Gold, Yellow Gold, Platinum

Desirable Platinum Art Déco Emerald and Diamond Plaque Brooch

$24,890

W 0.87 in L 2.21 in

Desirable Platinum Art Déco Emerald and Diamond Plaque Brooch

Located in Zurich, Zollstrasse

Art Deco Platinum Emerald and Diamond pierced openwork geometric plaque pin brooch, C.1930. Centrally set with emerald cut diamond of approximately 1.00 carat surrounded by pierced...

Category

1920s Unknown Art Deco Vintage Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Colombian Emerald, Diamond and Onyx Art Deco Brooch, ca. 1920s

$22,000

H 0.79 in W 2.05 in

Colombian Emerald, Diamond and Onyx Art Deco Brooch, ca. 1920s

Located in Idar-Oberstein, DE

An emerald, diamond and onyx Art Deco brooch, ca. 1920, in platinum. The facetted square emerald weighs 2.14 carats and is of Colombian origin. It has an old mine vivid green colour...

Category

1920s Swedish Art Deco Vintage Ostertag Brooches

Materials

Onyx, Emerald, Diamond, Platinum

Art Deco Platinum Princess Emeralds Diamonds Brooch, 1920

$3,500

L 2.76 in

Art Deco Platinum Princess Emeralds Diamonds Brooch, 1920

Located in Herzelia, Tel Aviv

Art Deco Platinum Emerald & Diamond Bar Brooch, c.1920 Overview An elegant Art Deco platinum brooch featuring a vibrant princess-cut emerald as its centerpiece, framed by sparkl...

Category

1920s Art Deco Vintage Ostertag Brooches

Materials

Diamond, Emerald, Platinum

8 Carat Art Deco Double Clip Emerald Diamond Platinum Brooch

$20,000

W 1.97 in L 0.99 in

8 Carat Art Deco Double Clip Emerald Diamond Platinum Brooch

Located in Bay Harbor Islands, FL

Art Deco double clip brooch set with square, marquise, straight baguette and round diamonds weighing approximately 8 carats.

Category

1920s Vintage Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Glamorous Art Deco Platinum Emerald and Diamond Brooch

$13,500

W 0.99 in L 2.49 in

Glamorous Art Deco Platinum Emerald and Diamond Brooch

Located in Zurich, Zollstrasse

A splendorous original Art Deco brooch, circa 1920. A vibrant green emerald of approximately 2 ct is the center of attention of this quintessential Deco design finely crafted in pl...

Category

1920s Unknown Art Deco Vintage Ostertag Brooches

Materials

Diamond, Emerald, Platinum

Previously Available Items

Platinum Diamond Interchangeable Gemstone Art Deco Clip Brooch Arnold Ostertag

Sold

H 1.3 in W 1.38 in

Platinum Diamond Interchangeable Gemstone Art Deco Clip Brooch Arnold Ostertag

By Ostertag

Located in Zurich, Zollstrasse

AN ART DECO DIAMOND DOUBLE CLIP BROOCH, BY OSTERTAG, 1930s, Of stylised shield outline, with pave-set brilliant cut Diamonds and Baguette Diamonds. The brooch features a square centre stone that is interchangebale. Blue Topaz 8.45 ct, white Crystal Quartz 7.35 ct, Amethyst 6.95, Tourmaline 7.50 ct, Onyx 9.90 ct and pink Topaz 7.65 ct. Dimensions: 3.50 cm x 3.30 cm. Weight without centre gemstone: 13.25 grams. The brooch can also be worn with a 18 K white Gold multistand necklace, 25.40 grams. The necklace is not original from the brooch and period but makes it much more wearable. Length of necklace: 43 cm. Comes in original box! Ostertag was founded in the 1920’s by Swiss-born Arnold Ostertag...

Category

1920s French Art Deco Vintage Ostertag Brooches

Materials

Amethyst, Diamond, Onyx, Quartz, Tourmaline, Platinum

OSTERTAG Beautiful French Art Deco Double Clip Brooch

Sold

OSTERTAG Beautiful French Art Deco Double Clip Brooch

By Ostertag

Located in New York, NY

A French Art Deco double clip brooch by Ostertag circa 1930’s. The brooch is designed as a double scroll and composed of 122 round-cut diam...

Category

Early 20th Century Art Deco Ostertag Brooches

Materials

Diamond, Platinum

Ostertag brooches for sale on 1stDibs.

Find a range of Ostertag brooches available on 1stDibs. Each of these unique items was designed with extraordinary care, often using platinum. While looking for the most stylish antique or vintage Ostertag jewelry to pair with your ensemble, you’ll find that Ostertag diamond brooches, from our inventory of 2, can add a particularly distinctive touch to your look. We have 2 pieces in this collection as well as a number of other designs by this jeweler. While this collection reflects work that originated over various time periods, most of these items were designed during the 20th century. If you’re looking for additional options, many customers also consider brooches by Cartier, LaCloche, and Marchak. Prices for Ostertag brooches can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $18,900 and tops out at $110,000, while pieces like these, on average, can sell for $64,450.