Gad & Co. Jewelry

Rare GRS Certified 47.10 Carat Unheated Rectangular Cushion Cut Yellow Sapphire of Sri Lanka (Ceylon) Origin. Set in a vintage two tone platinum and 18k gold ring setting. Flanked by...

This item is made to order. Carat weights, gold weights, and measurements are subject to a slight variance.  Vintage natural diamond men's ring set in 18k solid gold. Diamonds are a...

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 - ...

This item is made to order. Carat weights, gold weights, and measurements are subject to a slight variance.  14k solid gold channel set 4 CTW round cut natural diamond ring. Ideal a...

This 18.95 Carat, Internally Flawless Type II-A Heart-Shape Diamond is the archetype of luxury. It embodies the essence of “Miracles of Nature.” That such beauty can be found in the greatest depths of our Mother Earth is what inspires us all. Set in 18k white gold with an astonishing heart shape diamond sitting in the center. Flanked by 1.5 carats of bullet cut diamonds. All 20 carats shine bright enough to light a room, The diamond is an extraordinarily rare “Type II-A” diamond, which signifies a lack of nitrogen atoms in the diamond. They are known to be exceptionally colorless and are the purest and most valued types of diamonds. The diamond is classified by GIA to be a type II-A diamond with a “K” color and “IF” clarity. See GIA appendix letter and certificate details in the image slots. Center Stone Details: - Carat: 18.95 - TYPE IIA *see appendix - Clarity: Internally Flawless - Color: K - Cut: Heart-Brilliant - Measurements: 16.07 x 18.15 x 11.05 MM - Polish: Very Good - Symmetry: Very Good - Origin: Golconda ________________________________ Ring Details: - Type: Three Stone - Gross Weight: 9.10 Grams - Metal: 18K White Gold - Total Carat Weight: 20.46 CTTW - Ring Size: 7 (adjustable) ________________________________ Side Stone Details: - Cut: Bullet - Carat: 1.51 - Color: F-G - Clarity: VVS1 ________________________________ GIA Appendix Letter: Scientists classify diamonds into two main "types" - type I and type II - based on the presence or absence of nitrogen which can replace carbon atoms in a diamond's atomic structure. These two diamond types can be distinguished on the basis of differences in their chemical and physical properties. Type II diamonds contain little if any nitrogen and they are subdivided into two groups (lla and Ilb) both of which are quite rare (less than 2% of all gem diamonds). According to the records of the GlA Laboratory, the 18.95 carat Heart Brilliant diamond described in the GIA Diamond Grading Report has been determined to be a type lla diamond...

Elevate your style with this exquisite 14k gold flat Cuban link bracelet. Expertly crafted to showcase the timeless elegance of this iconic design, the bracelet boasts a classic 9 in...

9.10 Carat cushion cut Ceylon no heat Padparadscha Sapphire and mixed cut diamond ring. Mounted in 18k white gold, set with 5.24 carats in marquise, trillion, and round cut diamonds....

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....

14K Gold Franco-Spiga link chain necklace with lobster claw closure. Also known as a wheat chain. This gold necklace is REAL 14 KARAT GOLD. Brand new, hypoallergenic, 100% waterpro...

GIA Certified Sri Lanka Blue Sapphire Men's Ring. This men's ring features a prong set natural blue sapphire with a carat weight of 2.23. The sapphire is octagonal-cut and originat...

14.68 Carat No Heat Type A Jadeite Jade Ring with Diamond Curved Split Shank in 18K Gold. This exceptional piece boasts a natural, no-heat 14.68-carat jadeite-grade "A" jade, secure...

8.34-carat Colombian Emerald solitaire pendant set in 14k gold basket 4-prong mounting. Comes with a detachable bail that fits any chain up t...

Jewelry Details: Item Type: Diamond Ring Metal Type: 18K White Gold Weight: 7.27 grams Ring Size: 6 Center Stone Details: Gemstone Type: Diamond Shape: Radiant Cut Carat: 4.26 Carats...

Experience the pinnacle of sophistication with our 17 Carat Octagonal Cut Colombian Emerald. AGL Certified minor oil. Set in flawless 18k white gold and adorned with a stunning array...

Centering Emerald-Cut Colombian Emeralds totaling 1.15 Carats, framed by an additional 36 Round-Brilliant Cut Diamonds totaling 0.22 Carats, and set in 18K White Gold. Gorgeous nat...

Vintage 1.50 CTTW Men's Round Cut Natural Diamond Ring. Crafted in 18K solid yellow gold. Featuring a bezel-set center stone and a channel-set diamond halo adorning the center. The f...

16.46 Carat Emerald-Cut vivid green Colombian Emerald framed by 48 Round-Brilliant Cut Diamonds totaling 2.60 Carats, and set in lush white and yellow 18 karat gold. This legendary c...

A 22K gold necklace with a 120-carat total assortment of pear-shaped pink checkerboard cut rubellite tourmalines. The gems have wonderful rounded facets that give the necklace textur...

Natural 3.51 Carat round-cut diamond solitaire two-toned engagement ring. Crafted from 18K yellow and white gold. Set in a two-tone 6-prong ring, where the prongs are white gold and ...

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...

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...

18K white and yellow gold prong-set emerald and diamond ring. Featuring a significant 3.16 emerald cut Colombian emerald with Vivid Green color and minor oil treatment. GRS certifie...

EGL Certified Pear Diamond Pendant and Diamond Halo & Sapphire Detail. Pendant necklace featuring a EGL-certified pear-shaped 5.02-carat natural white diamond center stone with SI2...

Baguette-cut natural diamond cluster dome ring set in a smooth 18 karat solid white gold setting. Gallery back setting for a comfortable and ...

Ring Details: ✔ Metal: 14k yellow gold (solid) ✔ Ring Size: 7.5 (adjustable) ✔ Ring Weight: 4.3 grams ✔ Shank Width: 6.8mm Gemstone Details: ✔ Ruby Weight: 0.15 carats total ✔ Ruby ...

Magnificent 5.20 carat Emerald of Colombian origin. This Emerald bears excellent color, transparency, and luster. All while having minor oil treatment. An extremely rare gem consider...

Natural Ruby Huggie Hoop Earrings in 14K White Gold. This dazzling pair of earrings, featuring a combined carat weight of 0.44 natural square cut red rubies. The rubies are secured...

Natural Black Sapphire stud earrings set in 925 sterling silver and 14k white gold plating. Hypoallergenic, waterproof, tarnish-free, and securely set. Ideal for daily wear on earlob...

Natural Colombian Emerald stackable band ring set in 18k solid gold. Available in sizes 6.5, 7, and 7.5. FEATURES: 7 day risk free returns, cer...

Natural Green Emerald and Natural Diamond Stacking Ring, Set in 18K Yellow Gold. Set with eye-clean white diamonds and a vivid green emerald of Colombian origin. Fixed with a 4-prong and bezel setting that features a stunning ribbed band. Ideal for stacking or wearing alone. Ripple ring collection by Assay Jewelers...

GIA Certified natural 3.48 carat fancy light pink radiant cut SI1 clarity diamond ring. Set in 18k white and rose gold with a triple halo of round brilliant-cut pink diamonds. Wide f...

Natural Ruby and Diamond tennis necklace, set in platinum 900. Featuring 18.68 carats in oval-cut Rubies and 11.72 carats in round and...

Designed and crafted in-house by our master craftsmen and design team. 20 carats of Fancy Intense Yellow Diamonds, 1.13 carats of Fancy Intense Pink Diamonds, and 14 carats of White Diamonds. The Fancy Intense Diamonds...

Natural Blue Diamond and White Diamond Curved Band Ring, Set in 14K Solid White Gold. Super minimalist and full of class. Featuring a prong set round cut Blue diamond, paired with t...

3-carat Colombian emerald ring, set in 18k white gold. This remarkable gemstone bears a rich, dark green color with exceptional luster, brilliance, and transparency. 42 round cut dia...

10.78 carat total natural fancy pink diamond stud earring masterpiece. Featuring 18 natural fancy color pink diamonds and 8 GIA certificates....

Vintage Art Deco EGL Certified 2.08 carat total natural Blue Sapphire, Diamond, and Blue Enamel bangle bracelet. This bangle features a 1.15 carat natural blue sapphire center ston...

GIA Certified Natural 5.09 Carat Emerald Cut D/VVS2 Diamond and Round 0.90 CTTW Diamond Engagement Ring. The best color grade mother nature has to offer. A serious investment piece t...

Experience the pinnacle of luxury with this exquisite ring, featuring a magnificent 15-carat oval cut natural tanzanite. The tanzanite, of super fine grade V-AAA quality, showcases a...

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 ...

A 20.45 carat emerald-cut tanzanite measuring 16 x 13mm in a deep violet-blue color is set in a 14K two-tone ring with yellow gold corner prongs, a white gold split shank paved with ...

Vintage 7 Carat Pink Tourmaline and 1 Carat Diamond Ring. Centering a richly saturated vivid pink radiant cut tourmaline of excellent color and clarity. A...

An individualistic statement of love, this three stone engagement ring showcases a natural Brazilian 5.31-carat no oil emerald. The emerald is AGL certified. Additionally, the ring b...

Center Stone Details: Gemstone Type: Ruby Carat: 0.49 carats Cut: Oval Color: Vivid Red "Pigeon's Blood" Measurements: 5.12 x 4.10 x 2.70 mm Treatment: Heated (Low Residues) Certifi...

GRS Certified 50.11 Carat Cushion Cut No Heat Sri Lanka Blue Sapphire with Mixed Cut Diamond Side Stones and Halo in 18K White Gold Ring. The Sapphire center stone is a truly mirac...

GRS Certified Burma Ruby & Diamond Ring in 18K Gold. The center gemstone is a Burmese origin, "pigeons blood" red, 1.37 carat Ruby. It is secured in a prong setting with a diamond ...

Introducing our exquisite 18K White and Yellow Gold Ring, weighing 7.20 grams, and featuring a stunning 7.25 Carat Emerald-cut Fancy Light Yellow Natural Diamond at the center. The r...

Natural 4.60 carat Colombian emerald and diamond unisex ring. The center stone is 4-prong set with the "perfect" color tone that's so coveted with Colombian Emeralds. Complementing t...

18 karat white gold emerald and diamond ring. Set with over 20 carats in natural emerald diamonds. The center stone emerald bears an incredible green color profile. A rich, vibrant...

Ring Center Stone: Gemstone Type: Colombian Emerald Carat: 7.60 carats Cut: Cushion Cut Color: Vivid Green Oil: Insignificant Certificate: GRS Certified Side Stones: Gemstone Type:...

Vivid green 3.47 carat emerald cut emerald bezel-set in an 18K yellow gold milgrain frame pendant, suspended from a matching 18-inch 18K yellow gold wheat chain, weighing 5.58 grams ...

These captivating floral motif earrings showcase a delightful combination of 18k white and rose gold. Two cushion-cut pink diamonds, totaling 0.90 carats, take center stage, each boa...

Centers an 8.12 carat brilliant-cut Fancy Yellow Diamond of “VVS1” clarity, and contains another 19.63 carats of radiant-cut Fancy Yellow Diamonds that range from “VVS1-VS2” clarity....

18K White Gold Ring, meticulously crafted with a prong setting to showcase its exquisite centerpiece – an 18.16-carat Burmese Sapphire, originating from the prestigious Mogok Pain Py...

14-karat real, solid gold heart charm pendant mounted in a semi-hollow 14-karat gold paper clip chain. The chain closure lies at the heart, a s...

Gorgeous 2.38-carat Marquise-cut natural diamond set with 0.94 carats in round diamonds and 0.76 carats in lozenge-cut diamonds. This GIA-certified natural diamond ring is unlike any other Marquise cut diamond engagement ring on the market. It's made in smooth 18 karat white gold and designed to perfection. A split ring shank encrusted with diamond side stones in an elevated progression style setting. This clever ring composition exaggerates and optically enlarges the center stone, making it appear as a 3 carat stone...

Hailing from the legendary mines of Ceylon, Sri Lanka, a 7.19 carat octagon cut sapphire with a color changing phenomenon. Shifting color from Purplish to Blue in different lights. ...

A solitaire prong setting with a smooth 950 platinum mounting. A sizable 4-carat natural diamond center stone with a durable platinum setting. This ring has the structural and aesthe...

GIA Certified Untreated Color Changing Brazilian Alexandrite. The best that Mother Nature has to offer. This ring features a 0.90 carat pear-cut Alexandrite. This Alexandrite has Br...

Natural Black Sapphire stud earrings set in 925 sterling silver and 14k white gold plating. Hypoallergenic, waterproof, tarnish-free, and securely set. Ideal for daily wear on earlob...