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4.5 Carat Engagement Rings

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Carat Weight: 4.5 Carat
EGL Certified 3.51ct Cushion Cut Diamond Three Stone Ring 18 Karat White Gold
Located in BEVERLY HILLS, CA
Stunning diamond three-stone engagement ring with halo, EGL certified. 4.68 carats total diamond weight. 3.51 carat cushion cut diamond, EGL certified. I color grade and SI3 clarity....
Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Gold, 18k Gold

J. Birrnbach GIA Certified 4.55 Carat Old Mine Cut Diamond Vintage Ring
Located in New York, NY
This incredible new acquisition from the house of J. Birnbach features a 4.55 carat Old Mine cut diamond of I color and VS1 clarity as described by GIA grading report #6227275455. Set in a vintage, platinum ring mounting...
Category

21st Century and Contemporary North American Art Deco 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

5.09 Carat Blue Zircon Diamond White Gold Ring
By DGI
Located in Los Angeles, CA
Blue Zircon is a natural stone mined mainly in Sri Lanka, Myanmar, and Australia. This ring has a Emerald-Oval Cut Blue Zircon that weighs 4.66 carats and is surrounded by 32 Round...
Category

2010s American Contemporary 4.5 Carat Engagement Rings

Materials

Blue Zircon, Zircon, Diamond, White Gold, 14k Gold

4.92 Carat Natural Diamond Eternity Ring Band G SI 18K White Gold
Located in New York, NY
4.92 Ct Natural Round and Princess Cut Diamond Eternity Ring 18K White Gold 100% Natural Diamonds, Not Enhanced in any way 4.92CT G-H SI 18K White Gold, Prong and Channel set,...
Category

2010s American 4.5 Carat Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Certified No Heat 4.98 Carat Round Greenish Blue Teal Sapphire Diamond Gold Ring
Located in New York, NY
One-Of-A-Kind Sapphire Ring. The ring is 18K White Gold. There are 0.91 Carats in Diamonds F/G VS/SI. The center stone is 4.98 Carat Round Greenish Blue (Teal) Sapphire. The sapphire...
Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Green Sapphire, Gold, 1...

EGL Certified 4.67 Carat Round Diamond Platinum Ring Triple Excellent Cut
Located in Rome, IT
impressively large and eye-catching 4.67 carat round brilliant cut diamond is vibrant and impeccably finished! Cut with absolutely beautiful proportions, it displays truly phenomena...
Category

2010s Italian Modern 4.5 Carat Engagement Rings

Materials

White Diamond, Diamond, Platinum

4.89 Carat Diamond Solitaire Engagement Ring in Platinum
Located in Jesmond, Newcastle Upon Tyne
An exceptional and impressive antique 4.89 carat diamond solitaire ring, displayed in a contemporary platinum setting; part of our diverse diamond jewelry collections. An exceptional and impressive antique 4.89 carat diamond solitaire ring is crafted in platinum. The 4.89 carat diamond solitaire is held in a simple yet effective six double claw / prong setting. The subtly elevated ring shoulders blend seamlessly with the plain platinum hallmarked shank. The contemporary platinum shank is clearly hallmarked to the interior with the platinum mark [950], maker's mark 'DOM' and the Birmingham Assay office hallmark (anchor). This diamond ring is illustrated with a circa 1960s 14k white gold setting; this can be used as an alternative upon request. The elevated, pierced decorated ring shoulders are embellished with forty eight pavé set modern brilliant round cut diamonds. The impressive eight claw / prong basket setting incorporates a further 6 pavé set diamonds. The alternative setting has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 14k white gold. This large diamond solitaire ring...
Category

Early 1900s Unknown Contemporary Antique 4.5 Carat Engagement Rings

Materials

Diamond, 14k Gold, Platinum

Nicole 4.55ct
Located in New York, NY
This is a custom setting that includes the center stone and is available to ship for Next Business Day Delivery!! We only have 1 in stock!!
Category

2010s American Modern 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

5.50 Carat GIA Natural Diamond Pear Shape Engagement Ring in 18 Karat White Gold
Located in Tampa, FL
5.50 Carat GIA Natural Diamond Pear Shape Engagement Ring in 18 Karat White Gold A perfectly done classic 3 stone diamond engagement ring set wit...
Category

2010s North American 4.5 Carat Engagement Rings

Materials

Diamond, 18k Gold, White Gold

ANGARA GIA Certified Emerald-Cut Yellow Sapphire Halo Ring in White Gold
Located in Los Angeles, CA
GIA Certified Emerald-Cut Yellow Sapphire Split Shank Ring with Halo
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

White Gold

Angara GIA Certified Natural Emerald-Cut Yellow Sapphire Halo Ring in Platinum
Located in Los Angeles, CA
GIA Certified Emerald-Cut Yellow Sapphire Split Shank Ring with Halo
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Platinum

ANGARA GIA Certified Emerald-Cut Yellow Sapphire Halo Ring in White Gold
Located in Los Angeles, CA
GIA Certified Emerald-Cut Yellow Sapphire Split Shank Ring with Halo
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

White Gold

Angara Gia Certified Emerald-Cut Yellow Sapphire & Diamond Ring in Yellow Gold
Located in Los Angeles, CA
Nature Inspired GIA Certified Emerald-Cut Yellow Sapphire Ring with Side Diamonds
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Yellow Gold

Angara Gia Certified Emerald-Cut Yellow Sapphire Halo Ring in Yellow Gold
Located in Los Angeles, CA
GIA Certified Emerald-Cut Yellow Sapphire Split Shank Ring with Halo
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Yellow Gold

Angara Gia Certified Emerald-Cut Yellow Sapphire & Diamond Ring in Yellow Gold
Located in Los Angeles, CA
Nature Inspired GIA Certified Emerald-Cut Yellow Sapphire Ring with Side Diamonds
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Yellow Gold

Angara Gia Certified Emerald-Cut Yellow Sapphire & Diamond Ring in Rose Gold
Located in Los Angeles, CA
Nature Inspired GIA Certified Emerald-Cut Yellow Sapphire Ring with Side Diamonds
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Rose Gold

ANGARA GIA Certified Emerald-Cut Aquamarine Ring in White Gold with Diamonds
Located in Los Angeles, CA
Claw-Set GIA Certified Emerald-Cut Aquamarine Ring with Reverse Tapered Diamond Shank
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

White Gold

Angara Gia Certified Natural Emerald-Cut Yellow Sapphire Rose Gold Halo Ring
Located in Los Angeles, CA
GIA Certified Emerald-Cut Yellow Sapphire Split Shank Ring with Halo
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Rose Gold

ANGARA GIA Certified Emerald-Cut Yellow Sapphire Halo Ring in Yellow Gold
Located in Los Angeles, CA
GIA Certified Emerald-Cut Yellow Sapphire Split Shank Ring with Halo
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Yellow Gold

Angara GIA Certified Natural Emerald-Cut Yellow Sapphire Rose Gold Halo Ring
Located in Los Angeles, CA
GIA Certified Emerald-Cut Yellow Sapphire Split Shank Ring with Halo
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Rose Gold

Angara Gia Certified Emerald-Cut Yellow Sapphire & Diamond Ring in Platinum
Located in Los Angeles, CA
Nature Inspired GIA Certified Emerald-Cut Yellow Sapphire Ring with Side Diamonds
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Platinum

ANGARA GIA Certified Emerald-Cut Yellow Sapphire & Diamond Ring in White Gold
Located in Los Angeles, CA
Nature Inspired GIA Certified Emerald-Cut Yellow Sapphire Ring with Side Diamonds
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

White Gold

ANGARA GIA Certified Emerald-Cut Aquamarine Ring in White Gold with Diamonds
Located in Los Angeles, CA
Claw-Set GIA Certified Emerald-Cut Aquamarine Ring with Reverse Tapered Diamond Shank
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

White Gold

ANGARA GIA Certified Emerald-Cut Aquamarine Ring in Platinum with Diamond Shank
Located in Los Angeles, CA
Claw-Set GIA Certified Emerald-Cut Aquamarine Ring with Reverse Tapered Diamond Shank
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Platinum

ANGARA GIA Certified Emerald-Cut Yellow Sapphire & Diamond Ring in Rose Gold
Located in Los Angeles, CA
Nature Inspired GIA Certified Emerald-Cut Yellow Sapphire Ring with Side Diamonds
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Rose Gold

ANGARA GIA Certified Emerald-Cut Yellow Sapphire & Diamond Ring in White Gold
Located in Los Angeles, CA
Nature Inspired GIA Certified Emerald-Cut Yellow Sapphire Ring with Side Diamonds
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

White Gold

ANGARA GIA Certified Emerald-Cut Aquamarine Ring in Yellow Gold with Diamonds
Located in Los Angeles, CA
Claw-Set GIA Certified Emerald-Cut Aquamarine Ring with Reverse Tapered Diamond Shank
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Yellow Gold

GIA 4.59ct F SI1 Radiant "Ashley" Engagement Ring
Located in New York, NY
For the woman that is unapologetically bold down to the smallest detail, we created The Ashley. Using thicker diamonds to create a unique twist to the classic pavé setting, luxury is...
Category

2010s North American Modern 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

Angara Gia Certified Emerald-Cut Aquamarine Ring in Rose Gold with Diamond Shank
Located in Los Angeles, CA
Claw-Set GIA Certified Emerald-Cut Aquamarine Ring with Reverse Tapered Diamond Shank
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Rose Gold

ANGARA GIA Certified Emerald-Cut Aquamarine Ring in Yellow Gold with Diamonds
Located in Los Angeles, CA
Claw-Set GIA Certified Emerald-Cut Aquamarine Ring with Reverse Tapered Diamond Shank
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Yellow Gold

Angara Gia Certified Emerald-Cut Aquamarine Ring in Rose Gold with Diamond Shank
Located in Los Angeles, CA
Claw-Set GIA Certified Emerald-Cut Aquamarine Ring with Reverse Tapered Diamond Shank
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Rose Gold

Peter Suchy GIA Certified 4.10 Carat Diamond Platinum Engagement Ring
Located in Stamford, CT
Diamond engagement ring. GIA certified European cut center 4.10ct diamond in a platinum engraved setting with 14 round brilliant cut accent diamonds. The diamond is from a 1920's est...
Category

21st Century and Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

GIA Certified Art Deco 4.51 Carat Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
Periwinkle blue sapphire and diamond engagement ring. GIA certified oval natural no heat untreated sapphire in its original 1920’s Art Deco pl...
Category

Early 20th Century 4.5 Carat Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Vintage Victorian Style Apx 4.50 Carat Rose Cut Diamond Ring
Located in BEVERLY HILLS, CA
Vintage Victorian style rose cut diamond high jewelry ring. Center round rose cut diamond, approximately 4.50ct but faces up like a 5ct diamond. App...
Category

Mid-19th Century Unknown Victorian Antique 4.5 Carat Engagement Rings

Materials

Diamond, Silver

5.02 Carat Tanzanite Diamond 14 Karat White Gold Ring
By DGI
Located in Los Angeles, CA
This ring has a radiant purple Oval Cut Natural Tanzanite weighing 4.50 Carats. The Tanzanite measures at 12 mm x 9 mm. It is surrounded by 20 Round Cut Diamonds that weigh 0.52 Cara...
Category

2010s American Contemporary 4.5 Carat Engagement Rings

Materials

Tanzanite, Diamond, White Gold, 14k Gold

14k Yellow Gold Earthy Light Yellow Moissonite and Diamond Ring 'Center 4.84 CT'
Located in San Francisco, CA
This Delicate ring features a Rare Fancy Light Yellow 4.84 -Carat (9 mm) Round Moissanite set in twelve (12) tiny prongs on top of a 1.2 mm band. Eight(...
Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Diamond, Yellow Gold

4.63 Carat Peridot and Diamond Ring in 18 Karat Yellow Gold
Located in Hong Kong, HK
This collection features an array of pretty peridot rings! Accented with diamonds these rings are made in yellow gold and present a vibrant and fresh look. Classic peridot ring in ...
Category

21st Century and Contemporary Hong Kong Contemporary 4.5 Carat Engagement Rings

Materials

Peridot, White Diamond, Diamond, Yellow Gold, 18k Gold, Gold

5.00 Carat Blue Zircon Diamond Yellow Gold Ring
By DGI
Located in Los Angeles, CA
A beautiful Blue Zircon and Diamond ring that can be a nice Engagement ring or just an everyday ring! Blue Zircon is a natural stone mined mainly in Sri Lanka, Myanmar, and Australia...
Category

2010s American Contemporary 4.5 Carat Engagement Rings

Materials

Blue Zircon, Zircon, Diamond, Yellow Gold, 14k Gold

David Rosenberg 4.96 Carat Marquise D IF Type II B GIA Diamond Engagement Ring
Located in Boca Raton, FL
Rosenberg Diamonds & Co. 4.96 carat Marquise shape D color Type II B Internally Flawless clarity is accompanied by a GIA certificate. This mesmerizing prefect marquise is full of life and is extremely rare. It is set in a handmade platinum setting and continues its elegance with perfectly matched heart shape diamonds having a total carat weight of 1.07 D color IF...
Category

21st Century and Contemporary American Modern 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

GIA Certified 4.50 Carat Princess Cut Diamond Platinum Engagement Ring
Located in New York, NY
A timeless solitaire engagement ring style. Features a 4.50 carat princess cut diamond certified by GIA as F color, VS2 clarity, set in a classic four-prong mounting made in platinum...
Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

5.58 Carat Pear Cut Morganite Halo Diamond Rose Gold Engagement Ring
Located in Los Angeles, CA
5.58 Carat Pear Cut Morganite Halo Diamond Rose Gold Engagement Ring A gorgeous ring that can easily be transformed into an engagement ring for...
Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Morganite, Diamond, Rose Gold, 14k Gold

GIA 4.52ct Green Tsavorite Diamond Three Stone Engagement Wedding Platinum Ring
Located in New York, NY
GIA 4.52CT GREEN TSAVORITE DIAMOND ENGAGEMENT WEDDING PLATINUM RING An Iconic Style and VERY ELEGANT Natural Gorgeous Green Tsavorite & Diamond Trilogy Ring. A SUPER fine Estate Ring...
Category

Early 2000s 4.5 Carat Engagement Rings

Materials

Diamond, Tsavorite, Platinum

4.5 Carat Aquamarine and Diamond Ring in 18 Karat White Gold
Located in Hong Kong, HK
This collection features an array of aquamarines with an icy blue hue that is as cool as it gets! Accented with diamonds these rings are made in white gold and present a classic yet ...
Category

21st Century and Contemporary Hong Kong Contemporary 4.5 Carat Engagement Rings

Materials

White Diamond, Diamond, Aquamarine, White Gold, 18k Gold, Gold

Purple Spinel Ring Gem 4.63 Carat Cushion Loose Gemstone Loupe Clean
Located in Beverly Hills, CA
Vibrant 4.63 carat "loupe clean" cushion Purple Spinel gem, offered unmounted to a fine gemstone collector. This gem is superior in color, cut and clarity. Returns are accepted and p...
Category

21st Century and Contemporary Contemporary 4.5 Carat Engagement Rings

Materials

Spinel

GIA 4.50ct Estate Vintage Emerald Cut Diamond Engagement Wedding Platinum Ring
Located in New York, NY
A Breathtaking Estate Vintage HANDMADE PLATINUM (stamped) Engagement ring dazzles GIA certified 4.02ct Emerald Diamond center diamond in K color SI1 clarity (Near COLORLESS and Eye c...
Category

Early 2000s 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

Sophia D. 4.52 Carat Sapphire and Diamond Engagement Ring
Located in New York, NY
This stunning sapphire center weighs 4.52 carats along with two trapezoid diamonds on the side weighing 0.66 carats and two square side diamonds with the weight of 0.25 carats set in...
Category

2010s American Art Deco 4.5 Carat Engagement Rings

Materials

Diamond, Sapphire

4.5 Carat Peridot and Diamond Ring in 18 Karat Yellow Gold
Located in Hong Kong, HK
This collection features an array of pretty peridot rings! Accented with diamonds these rings are made in yellow gold and present a vibrant and fresh look. Classic peridot ring in ...
Category

21st Century and Contemporary Hong Kong Contemporary 4.5 Carat Engagement Rings

Materials

Peridot, White Diamond, Diamond, Gold, Yellow Gold, 18k Gold

5.00 Carat Blue Zircon Diamond 14 Karat Yellow Gold Ring
By DGI
Located in Los Angeles, CA
A beautiful Blue Zircon and Diamond ring that can be a nice Engagement ring or just an everyday ring! Blue Zircon is a natural stone mined mainly in Sri Lanka, Myanmar, and Australi...
Category

2010s American Contemporary 4.5 Carat Engagement Rings

Materials

Blue Zircon, Zircon, Diamond, Yellow Gold, 14k Gold

4.58 Carat Natural No Heat GIA Certified Sri Lankan Blue Sapphire Diamond Ring
Located in Tucson, AZ
This GIA certified no heat blue cushion shape sapphire weighs 4.58 carats is from Sri Lanka, where we hand picked the stone a few years ago. It is mounted in an 18-karat white gold r...
Category

2010s American Modern 4.5 Carat Engagement Rings

Materials

Blue Sapphire, Diamond, 18k Gold, White Gold

4.7 Carat Peridot with Diamond Ring in 18 Karat Yellow Gold
Located in Hong Kong, HK
This collection features an array of pretty peridot rings! Accented with diamonds these rings are made in yellow gold and present a vibrant and fresh look. Classic peridot ring in ...
Category

21st Century and Contemporary Hong Kong Contemporary 4.5 Carat Engagement Rings

Materials

Peridot, White Diamond, Diamond, Yellow Gold, 18k Gold, Gold

14K White & Yellow Gold GIA Certified 4.75 Carat Green Emerald Halo Diamond Ring
Located in San Francisco, CA
This 14k white and yellow gold ring features a 4.75 Carat Emerald cut Natural Green emerald from Zambia. It is encircled by a halo of brilliant round diamonds on a 3.00 mm wide split...
Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Emerald, Diamond, Yellow Gold, White Gold, 14k Gold

4.6 Carat Peridot with Diamond Ring in 18 Karat Yellow Gold
Located in Hong Kong, HK
This collection features an array of pretty peridot rings! Accented with diamonds these rings are made in yellow gold and present a vibrant and fresh look. Classic peridot ring in ...
Category

21st Century and Contemporary Hong Kong Contemporary 4.5 Carat Engagement Rings

Materials

Peridot, White Diamond, Diamond, Yellow Gold, 18k Gold, Gold

14K White Gold 4.52 Carat Green Emerald Halo Diamond Ring
Located in San Francisco, CA
This 14K White and Yellow gold ring feature a 4.52 Carat Emerald cut Natural Green emerald from Zambia. Excellent deep green color. The emerald is encircled by a halo of brilliant ro...
Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Diamond, Emerald, 14k Gold, White Gold

GIA Certified 4.96 Carat Green Emerald Bezel Set in 18K Yellow Gold Diamond Ring
Located in San Francisco, CA
Wear Art every day! This stunning 18K Yellow Gold Hand-Crafted ring features Fourthly Four (44) Brilliant round diamonds channel and Micro-Prong set. We alternate round wire shanks w...
Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Emerald, Diamond, Yellow Gold, 18k Gold

GIA Certified 4.55 Carat Green Emerald & Baguette Diamond Platinum & Yellow Ring
Located in San Francisco, CA
This classic Platinum and 18k Yellow gold ring features a 4.55 Carat Asscher cut shaped vibrant green Natural Emerald flanked by two(2) Baguette-shaped diamonds in a total weight of ...
Category

21st Century and Contemporary American 4.5 Carat Engagement Rings

Materials

Emerald, Diamond, Platinum, Yellow Gold, 18k Gold

4.7 Carat Tanzanite and White Diamond Ring in 18 Karat White Gold
Located in Hong Kong, HK
This collection features a selection of the most tantalizing Tanzanites. This enchanting East African gemstone can only be procured from one mine in the foothills of Mount Kilimanjar...
Category

21st Century and Contemporary Hong Kong Contemporary 4.5 Carat Engagement Rings

Materials

Tanzanite, White Diamond, Diamond, White Gold, 18k Gold, Gold

Oscar Heyman Square Emerald Cut and Round Diamond Engagement Platinum Ring
Located in Miami, FL
Brilliance Jewels, Miami Questions? Call Us Anytime! 786,482,8100 Brand: Oscar Heyman Style: Engagement Ring Metal: Platinum Metal Purity: 950 Stones: 1 Asscher Cut Ring = 4.52...
Category

2010s 4.5 Carat Engagement Rings

Materials

Diamond, Platinum

Cartier AGL Certified 4.99 Carat No-Heat Blue Sapphire Three-Stone Engagement
Located in New York, NY
A very rare blue sapphire ring made and signed by Cartier. Showcasing a 4.99 carat cushion cut blue sapphire. Flanking the center are two step-cut trapezoid diamonds weighing 1.02 ca...
Category

21st Century and Contemporary American Contemporary 4.5 Carat Engagement Rings

Materials

Blue Sapphire, Sapphire, Diamond, Platinum

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