Centering a 1.5 carat, Emerald-Cut Colombian Emerald, flanked by 4 Baguette-Cut Diamonds and set in 18K Yellow Gold. Details: ✔ Stone: Emerald ✔ Stone Cut: Emerald ✔ Emerald Weig...

Category

20th Century Modern Gad & Co.

Materials

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

4.21 Carat Round Cut Diamond Engagement Ring and Baguettes in 2 Tone 18k Gold

$39,800

4.21 Carat Round Cut Diamond Engagement Ring and Baguettes in 2 Tone 18k Gold

By Gad & Co.

Located in Miami, FL

EGL certified 4.21 carat round cut natural diamond engagement ring. Set in a gorgeous two-tone 18k gold mounting. The center stone is adorned with 6 baguette-cut diamond side stones....

Category

Early 2000s North American Art Deco Gad & Co.

Materials

Diamond, Gold, 18k Gold

4.22 Carat Vivid Blue Oval Cut Sapphire & Diamond 3 Stone Ring

$32,500

4.22 Carat Vivid Blue Oval Cut Sapphire & Diamond 3 Stone Ring

By Gad & Co.

Located in Miami, FL

GRS Certified 4.22 Carat Oval Cut Vivid Blue Natural Sapphire with 2 Half Moon Cut Diamonds in 18k White Gold Three Stone Ring. Details: Item Type: Three Stone Ring Metal: 18K Wh...

Category

21st Century and Contemporary Modern Gad & Co.

Materials

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

Rare 29.51 Carat No Heat Ceylon Blue Sapphire Cabochon Solitaire Mens Ring

$395,000

Rare 29.51 Carat No Heat Ceylon Blue Sapphire Cabochon Solitaire Mens Ring

By Gad & Co.

Located in Miami, FL

29.51 Carat No Heat Ceylon Blue Sapphire Cabochon Solitaire Mens Ring in 18K White Gold. AGL Certified. Jewelry Details: - Item Type: Solitaire Ring - Metal Type: 18K White Gold - ...

Category

21st Century and Contemporary Sri Lankan Modern Gad & Co.

Materials

Sapphire, Blue Sapphire, 18k Gold, White Gold

AGL Certified 13.81 Carat Ceylon No Heat Blue Sapphire Platinum Vintage Ring

$291,250

AGL Certified 13.81 Carat Ceylon No Heat Blue Sapphire Platinum Vintage Ring

By Gad & Co.

Located in Miami, FL

AGL Certified 13.81 Carat Oval Cut Ceylon No Heat Blue Sapphire and Diamond Vintage Platinum Ring. Item Details: Type: Cocktail Ring Metal: Platinum Weight: 8.90 grams Setting: ...

Category

Mid-20th Century Sri Lankan Art Deco Gad & Co.

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

AGL Certified 1.76 Carat Pigeon's Blood Red No Heat Classic Burma Ruby Ring

$132,300

AGL Certified 1.76 Carat Pigeon's Blood Red No Heat Classic Burma Ruby Ring

By Gad & Co.

Located in Miami, FL

AGL Certified 1.76 Carat Cushion Cut Pigeon's Blood Red No Heat Burma Ruby & Diamond Ring in 18k White Gold. Set with a round cut diamond halo and two trillion cut side stones. The ...

Category

20th Century Burmese Art Deco Gad & Co.

Materials

Diamond, Ruby, Gold, 18k Gold, White Gold

Natural 1.78 Carat Emerald and Diamond 18K Gold Mens Ring

$4,750

Natural 1.78 Carat Emerald and Diamond 18K Gold Mens Ring

By Gad & Co.

Located in Miami, FL

Natural 0.77 Carat Emerald and 1.01 Carat Diamond 18K Gold Mens Ring Mens Ring boasting an emerald-cut, vivid green emerald center stone. The emerald weighs 0.77 carats and is secur...

Category

21st Century and Contemporary North American Modern Gad & Co.

Materials

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

15 Carat Colombian Minor Oil Emerald & Diamond Dangle Earrings in 18K White Gold

$93,750

15 Carat Colombian Minor Oil Emerald & Diamond Dangle Earrings in 18K White Gold

By Gad & Co.

Located in Miami, FL

GRS Certified perfect matching pair of minor oil pastel green Colombian emeralds and diamond drop earrings. Details: ✔ Item Type: Dangle Earrings ✔ Metal: 18k white & yellow gold...

Category

21st Century and Contemporary Colombian Modern Gad & Co.

Materials

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

Browse all Jewelry from Gad & Co.

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Gad & Co. Sale Prices

Sold Date

Sold Price

Category

Material

Creation Year

2025	$7,700	Wedding Rings	Platinum, Diamond	2020-2023
2025	$3,500	Cocktail Rings, Engagement Rings	18k Gold, Yellow Gold, Diamond	2020
2025	$11,500	Link Bracelets	Gold, 14k Gold, White Gold, Diamond, White Diamond	Circa 2020
2025	$8,000	Cluster Rings	Gold, 14k Gold, Yellow Gold, Diamond	2024
2025	$803	Stud Earrings	Gold, 18k Gold, Emerald, Yellow Gold	2021
2025	$10,000	Cocktail Rings	Platinum, Diamond, Sapphire	before 2005
2025	$5,264	Band Rings	Gold, 18k Gold, Yellow Gold, Diamond, Emerald	2024

$6,681

Average sold price of items in the past 12 months

$803-$11,500

Sold price range of items in the past 12 months

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Gad & Co. jewelry & watches for sale on 1stDibs.

Find a range of Gad & Co. jewelry & watches available on 1stDibs. Each of these unique items was designed with extraordinary care, often using gold. While looking for the most stylish antique or vintage Gad & Co. jewelry to pair with your ensemble, you’ll find that Gad & Co. diamond jewelry & watches, from our inventory of 361, can add a particularly distinctive touch to your look. We have 410 pieces in this collection as well as a number of other designs by this jeweler. Modern and Art Deco are among the most popular styles of Gad & Co. jewelry & watches available on 1stDibs. While this collection reflects work that originated over various time periods, most of these items were designed during the 21st century and contemporary. If you’re looking for additional options, many customers also consider jewelry & watches by Royaal Stones Ltd, FERRUCCI, and Boucheron. Prices for Gad & Co. jewelry & watches can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $50 and tops out at $1,190,000, while pieces like these, on average, can sell for $9,519.