3 Carat Necklaces

Diamond Heart Necklace 18ct White Gold & Platinum Circa 2000 This exquisite heart necklace showcases approximately 3 carats of stunning natural diamonds, with a captivating h...

Circa 1900 This Belle Époque convertible necklace / brooch of a bow and garland motif is finely crafted in silver topped 14K gold (front – silver, back – gold) and is embellished wi...

An authentic Cartier Paris necklace from the iconic Bamboo collection, crafted in solid 18 karat yellow gold The distinctive bamboo-inspired design reflects Cartier’s mastery of scul...

Crafted in luxurious 18K white gold, this Oval Emerald Diamond Choker Necklace exudes timeless elegance and refined sophistication. At its center lies a captivating oval-cut emerald,...

Graceful, timeless, and handmade in Italy, this exquisite diamond choker is a modern expression of minimalist luxury. Set in luminous 18K yellow gold, it features 3.02 carats total o...

Share your faith with this stunning diamond cross pendant necklace. This cherished cross necklace for her, features 29 natural, round-cut diamonds set in 10k Yellow Gold Plated Sterl...

RareGemWorld's beautiful GIA certified diamond necklace. Mounted in a beautiful 18K Yellow and White Gold setting with a natural baguette cut yellow diamond complimented by a lozenge...

An exceptional and historically evocative diamond necklace dating to the 1930s, a period when young ladies were formally presented at Court as debutantes. Pieces of this calibre and ...

Share your faith with this stunning diamond cross pendant necklace. This cherished cross necklace for her, features 25 natural, round diamonds set in 2 Micron 10k Yellow Gold Plated Sterling Silver. The pendant is suspended from an 18-inch box chain with spring ring. This fine jewelry cross...

Graceful, timeless, and handmade in Italy, this exquisite diamond choker is a modern expression of minimalist luxury. Set in luminous 18K white gold, it features 3.02 carats total of...

Important Diamond Pendant Necklace — A Masterpiece of Elegance Featuring a breathtaking 10 carat Pear Brilliant Cut Diamond, this pendant is the epitome of luxury and craftsmanship....

An elegant and refined pendant by Van Cleef & Arpels, crafted in luminous 18 karat white gold and set with a beautiful combination of natural sapphires and diamonds. The design ...

GIA Certified oval cut Burma Ruby and Diamond halo necklace and earring set. Mounted in 18k white gold. Earring Ruby: 1.17 carat: oval cut ruby - GIA Certified -Heated - Burma origi...

An exceptionally elegant heart-shaped pink sapphire pendant, centered with a 3.27 carat natural sapphire certified by GIA (Report No. 2201176278). The sapphire is beautifully fashio...

Circa 1980s David Webb Triple Strand Pearls Necklace, Having very Fine AAA Quality 6 M.M Round Cultured Pearls With nearly no signs of surface blemishes and are of Fine White luster ...

■Item Number: TMR2510010001 ■Brand: Cartier ■Product Name: Love Charm ■Model/Reference No.: - ■Material: 18K White Gold ■Weight: Approx. 3.1g ■Size: Approx. W3.53mm × H26mm / W0.13in...

♥ Welcome to Blue Star Gems Our Joyful and Meaningful Jewelry At Blue Star Gems, we are passionate about providing joyful and statement jewelry for everyday wear. Our collection feat...

Metal Content: 14k Yellow Gold Stone Information Synthetic Ruby Carat(s): 3.00ct Cut: Emerald Color: Red Natural Diamond Carat(s): .09ct Cut: Round Brilliant Color: F Clarity: I...

RareGemWorld's beautiful GIA certified diamond necklace. Mounted in a beautiful 18K Yellow and White Gold setting with a natural radiant cut yellow diamond. The yellow diamond is sur...

Beautiful modern diamond tennis choker, flexible open back. Created by Alexander Beverly Hills. 63 round brilliant diamonds, 3.46 carats. Approxi...

3.00 Carat Diamond Necklace G SI 14K Yellow Gold 16 inches 100% Natural Diamonds, Not Enhanced in any way Round Cut Diamond Necklace 3.00CT G-H SI 14K Yellow Gold, Prong style ...

This refined ring is centered by a GIA Certified 3.00 carat heart-shaped brilliant diamond, set in platinum and chosen for its exceptional purity and brightness. The diamond is grad...

Cute Handcarved Mexican Fire Opal Octopus Pendant Necklace in 18K Yellow Gold. Free Domestic USPS First Class Shipping! Free Gift Bag or Box with every order! Opal—the queen of gem...

Natural Finely Faceted Quality Opal Diamond Pendant with 18" Gold Chain 3.25 TCW GIA Certified $8,950 211197 This is a Unique Custom Made Glamorous Piece of Jewelry Nothing says, “...

3.00 Carat Diamond by the Yard Necklace G SI 14K White Gold 14 stones 18 inches 100% Natural Diamonds, Not Enhanced in any way Round Cut Diamond by the Yard Necklace 3.00CT G-H SI 1...

An iconic Chopard Happy Diamonds necklace, crafted in luxurious 18 karat rose gold and featuring the Maison’s celebrated floating diamond concept. This elegant piece showcases the si...

This elegant Diamonds by the Yard necklace is crafted in 14KT yellow gold and features bezel set round brilliant cut diamonds spaced evenly along an adjustable 18-inch chain. Each di...

18 Karat Two-Tone Gold Diamond Choker Necklace by Marchisio, Italian Jewellers Since 1859 Offered by Claris-A, this 18 karat two-tone gold choker necklace was handcrafted in the wor...

Diamond Choker Necklace In 18k Yellow Gold. The necklace consists dome crescent shaped links in 18k yellow gold. Three links on the front of the necklace encrusted with diamonds. The...

Metal Content: 14k Yellow Gold Stone Information Natural Ethiopian Opal Carat(s): 3.00ct Cut: Oval Cabochon Total Carats: 3.00ct Style: Solitaire Measurements Tall (from statio...

An exceptional and refined diamond pendant centered around a GIA-certified 3.05 carat pear modified brilliant natural Fancy Brown-Pink diamond. The diamond measures 11.43 x 7.77 x 4...

This breathtaking diamond pendant is a refined expression of modern elegance, centered on a luminous pear-shaped natural yellow diamond that radiates warmth, fire, and individuality....

Elegant and Classic Drop Pendant Necklace featuring in the center a fine pear cut Colombian emerald weighing 3.00 carats, minor traditional enhancement. The emerald is set in a beaut...

"Tiffany & Co. 3.35ct Pear Shaped Tanzanite & Diamond Platinum Soleste Necklace Product Details Xupes Ref: COMJ886 Brand: Tiffany & Co. Model: 3.35ct Tanzanite Pendant Type: Neckla...

GUCCI A coral and diamond necklace, bracelet, and earrings suite, comprising a coral bead necklace and bracelet of torsade design, the clasp and earrings centrally set with an oval-...

Immerse yourself in the elegance of this sophisticated 14k gold necklace, adorned with a total of 3 carats of dazzling diamonds, primarily in the G-H color range and VS clarity. With...

This elegant diamond necklace is designed for both versatility and brilliance, featuring a continuous flow of 144 round brilliant-cut diamonds that shimmer beautifully with every movement. Crafted in luminous 14K white gold, the necklace is designed with an adjustable length, allowing it to be worn at different drops to complement any neckline. With a total diamond weight of 3.25 carats, the stones are graded VS–SI clarity, ensuring bright sparkle and eye-clean quality. The fine craftsmanship of the prong-set diamonds ensures maximum light return, while the sleek design makes the necklace ideal for layering or as a stand-alone statement. Perfect for both everyday elegance and special occasions, this adjustable diamond necklace...

This exquisite Graff butterfly necklace is a radiant expression of the house’s legendary diamond mastery and refined design. Crafted in luxurious 18 karat white gold, the pendant is ...

A stylish pendant necklace, showcasing a 3.05 carat pear shape diamond certified by GIA as M color and VS2 clarity on a half-bezel setting made of 18K yellow gold. Comes with an 18K ...

This one-of-a-kind necklace features a stunning 3.10-carat natural green tourmaline in a unique long-cut design, beautifully set in 14k gold. The pendant hangs gracefully from a clas...

Indulge in the beauty and rarity of this natural GIA certified 3.28-carat Fancy Intense Yellow Shield Cut Diamond pendant with multi-colored diamond side stones, expertly crafted in ...

This collection features a selection of the most Olivia hue peridot gemstone. Uniquely designed this pendant with diamonds in yellow gold to present a rich and regal look. Peridot ...

Certified Colombian Emerald Heart Pendant Necklace Elegantly crafted in 18k white gold, this refined pendant necklace features a certified 3.03 carat heart-shaped Colombian emerald,...

This elegant circular pendant necklace by Chopard is crafted in luxurious 18K rose gold and showcases the refined aesthetic of the maison’s contemporary collections. The design feat...

**Save this pendant ❤️ to receive price updates** A romantic and refined diamond pendant necklace crafted in 18K yellow gold, featuring a GIA certified heart-shaped diamond at the ce...

Baroque Pearls: 12-15 mm Diamond Clasp: 3 ct twd Length: 18 inches Weight: 123.1g

A striking and luxurious Tiffany & Co. diamond “X” choker necklace, crafted in rich 18K yellow gold and set with approximately 3.25 carats of natural diamonds. This bold and sop...

100% Natural Diamonds, Not Enhanced in any way Round Cut Diamond Necklace 3.00CT G-H SI 14K White Gold, Prong style 16 inches in length N5675.02W16 ALL OUR ITEMS ARE AVAILABL...

A spectacular moonstone, diamond, and sapphire starburst pin/pendant from the Victorian (ca1880) era! Set in 14k yellow gold and topped in patinaed sterling silver, this beautifully ...

About Angara:
At Angara, every piece of jewellery is a handcrafted expression of love and individuality. We design with intention—using vivid coloured gemstones and ethically...

A stunning, fine and impressive antique Victorian 3.06 carat garnet and 0.13 carat diamond, 21 karat yellow gold necklace in the form of a snake; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive snake necklace has been crafted in 21k yellow gold. The exceptional example of Victorian jewelry has been crafted in the form of a snake's head and serpent-like body. The snake's head is embellished with a textured design and interlacing scrolling leaf motifs. The head is further ornamented with an impressive claw set heart shaped garnet to the crown, above two Old European cut diamonds, collet set to represent the snake's eyes. A feature claw set cabochon cut garnet suspends from a ring loop to the snake's open mouth, set to the center of a pear shaped design. The body of the snake is represented by a graduated snake chain, by which means the necklace is worn around the neck. The chain secures via a push fit clasp, discreetly positioned to the side of the snake's head. This stunning Victorian gold snake necklace...

This Cartier Diadea necklace is an exceptional example of the maison’s mastery in sculptural goldwork and diamond setting. Crafted in solid 18k gold and set with approximately 3.00 c...

An elegant 18KT pink and white gold teardrop pendant set with an exact total diamond weight of 3.27 carats. The design features a refined blend of round brilliant cut champagne and w...

Metal Content: 18k White Gold Stone Information Natural Aquamarine Treatment: Heating Carat(s): 3.20ct Cut: Rectangular Step Cut Natural Diamonds Carat(s): .04ctw Cut: Round Brill...

This elegant diamond necklace is designed for both versatility and brilliance, featuring a continuous flow of 144 round brilliant-cut diamonds that shimmer beautifully with every movement. Crafted in luminous 14K Rose gold, the necklace is designed with an adjustable length, allowing it to be worn at different drops to complement any neckline. With a total diamond weight of 3.25 carats, the stones are graded VS–SI clarity, ensuring bright sparkle and eye-clean quality. The fine craftsmanship of the prong-set diamonds ensures maximum light return, while the sleek design makes the necklace ideal for layering or as a stand-alone statement. Perfect for both everyday elegance and special occasions, this adjustable diamond necklace...

Sunita Nahata showcases an exquisite diamond studded rhodolite pendant that exudes grace and elegance. This exquisite 18-Karat yellow gold pendant is ideal for any special occasion b...

About Angara:
At Angara, every piece of jewellery is a handcrafted expression of love and individuality. We design with intention—using vivid coloured gemstones and ethically...

GIA Certified 3.01 Carat Colombian Emerald and Diamond Heart Pendant Necklace in 18K Yellow Gold This exquisite necklace is crafted in 18K yellow gold and showcases a vibrant heart-...

♥ 18K Gold Jellyfish Pendant with Jadeite Jade Body and Moving Tentacles Iridescent Plating Purple Blue Unique Birthday Anniversary Gift R4678 ♥ The purple blue color comes from a sp...

A striking vintage solitaire pendant crafted in solid 18K yellow gold, centered with a richly saturated oval amethyst weighing approximately 3.05 carats. The gemstone shows excellent...