Gad & Co. Jewelry

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...

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....

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...

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: ...

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 - ...

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...

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...

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...

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...

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...

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....

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...

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

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...

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...

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 ...

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...

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...

This item is made to order. Carat weights, gold weights, and measurements are subject to a slight variance. This solitaire pendant showcases a beautiful square emerald cut Colombia...

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...

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...

GIA Certified 1.07 Carat Fancy Light Purplish Pink Radiant Cut Diamond Ring in 18k white and rose gold. Showcasing a combination of 18k solid ...

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...

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...

GIA Certified Natural 10.03 Carat Emerald Cut elongated engagement ring. Set in Platinum and shouldered by two Tapered Baguette Cut Diamonds...

Explore timeless elegance with our 17-carat Colombian Emerald and Diamond Necklace in 18K gold. This exquisite piece showcases a captivating AGL-certified 17.04 carat Old Mine Drille...

15mm South Sea Pearl and Diamond Platinum 900 Cocktail Ring. Featuring a lustrous 15mm south sea white pearl center stone, secured in a prong setting. The pearl is paired with 4 ro...

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

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...

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...

Featuring a GRS certified 51 carat green oval cut peridot embraced by a diamond halo, the pendant is exquisitely crafted in an 18K yellow and white gold setting. Suspended from a 22"...

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...

17.86 carat Jadeite Jade and Diamond Ring in 18K White Gold, weighing 6.72 grams. This size 7 (U.S.) ring, features an oval-cut Jade emitting a captivating green hue. Surrounding th...

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...

AGL Certified 4.57 Carat Blue Sapphire and Baguette Diamond Men's Ring in 14K Yellow Gold Matte Finish. The center stone is a magnificent blue sapphire with no treatment and is of Ce...

Crafted with unparalleled craftsmanship, this enchanting masterpiece unites two souls in perfect harmony. Set with a rare and captivating 1.01 carat Fancy Orangy Pink diamond, delicately mirrored...

GIA certified 8.64 carat natural Colombian emerald unisex ring, complimented by 6 baguette cut diamond side stones. The diamonds are channel set with a ...

Centering a 7.52 Carat Radiant-Cut Fancy Yellow Diamond of VVS2 Clarity, flanked by two Half-Moon Cut Diamonds, further accented by Round-Brilliant Cut Diamonds, and set in 18K White...

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...

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...

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...

GIA Certified Diamond Ring in 18K Rose and White Gold. GIA certified natural pink-brown diamond, weighing 6.53 carats, with a cut-cornered rectangular shape. Adorned with 26 natura...

GIA certified 2.22 carat fancy yellow-green radiant cut diamond three-stone ring. Featuring two flawless tapered baguette-cut diamonds. The c...

Gorgeous natural Colombian Emeralds set in 18k solid gold. Emeralds with step-cut facets for optimal light reflection and brilliance (stones shine brightest under sunlight). Premium ...

Captivate people with this 1.60 carat GIA-certified fancy dark brown pink radiant cut diamond ring, set in 18k sleek white and rose gold. Adorned with 2 bezel set pear-shaped pink di...

Vintage Victorian-style Blue Sapphire and Diamond pendant necklace in 18K white gold. Featuring a 10.36 carat no heat oval cut Blue Sapphire of Sri Lankan origin. The center stone is...

GIA certified 3 carat marquise and pear fancy gray diamond halo pendant necklace. The marquise cut diamond is 0.61 carats and the pear cut diamond is 2.34 carats. Surrounding the the...

18K white and yellow gold natural diamond ring. Centering a GIA certified 1.39 carat Fancy Yellow heart shape diamond. Adorned with three round cut ...

Experience the epitome of luxury and elegance - a GIA-certified Toi et Moi round-cut fancy brown and white diamond ring set in platinum. This exquisite ring is a true masterpiece, cr...

Centering a 0.57 Carat Round-Brilliant Cut Light Yellow-Brown "Champagne" (otherwise known as "Cognac") color diamond, framed by an additional 0.08 Carats of Round-Brilliant Cut Diam...

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:...

Natural AGL Certified No Oil Emerald & Diamond Detailing Three-Stone Engagement Ring. This engagement ring features a stunning, vivid green emerald center stone with a carat weight ...

GRS certified 3 carat oval cut Ruby and Diamond halo ring in 18k white gold and platinum. The Ruby is a certified vivid red Pigeons Blood color. This Burma Ruby exhibits a vivid, pur...

98.66 carat Kunzite and Aquamarine Pendant, an Art Deco masterpiece in 18K White Gold weighing 10.10 grams. This 21-inch pendant features an oval-cut Kunzite (36 x 22.2 MM) in a pron...

GIA Certified Oval Cut Pink No Heat Spinel and Diamond Ring in Platinum. GIA certified spinel center stone. Spinel has a pink hue and weighs 7.60 carats. The Spinel has non heat tr...

This item is made to order. Carat weights, gold weights, and measurements are subject to a slight variance.  Natural Art Deco 4.5 Carat Natural Emerald ring. Center stone is mounted...

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...

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...