3 Carat Diamond Engagement Rings

Are you considering a more lavish diamond for your engagement ring? It’s worth looking into a 3 carat diamond ring to see if this is the right one for you. Even if you have a petite hand, you’ll still be able to carry it beautifully.

Filters

Metal
14 White Gold 14K White
14 Rose Gold 14K Rose
18 White Gold 18K White
18 Yellow Gold 18K Yellow
Platinum Platinum
Main Stone Type
Shape
Style
Price
to
167 products Sort by:

Sort by

Sort by
Blair Moissanite & Diamonds Bridal Set -14K White GoldBlair Moissanite & Diamonds Bridal Set -14K White Gold
Moissanite

Blair Moissanite & Diamonds Bridal Set

3.0 Total Carat · Princess · Side Stones · 14K White Gold
Regular price$1,740 Sale priceFrom $1,250
You save 34%
Alison Moissanite & Diamonds Ring -14K White GoldAlison Moissanite & Diamonds Ring -14K White Gold
Moissanite

Alison Moissanite & Diamonds Ring

3.5 Total Carat · Round · Side Stones · 14K White Gold
Regular price$1,260 Sale priceFrom $910
You save 40%
Lucy Lab Grown Diamond Ring   (3.5 Carat) -14K White GoldLucy Lab Grown Diamond Ring   (3.5 Carat) -14K White Gold
Lab Grown Diamond

Lucy Lab Grown Diamond Ring

3.5 Total Carat · Oval · Hidden Halo · 14K White Gold
Regular price$2,440 Sale priceFrom $1,570
You save 61%
Willow Moissanite & Diamonds Ring -14K White GoldWillow Moissanite & Diamonds Ring -14K White Gold
Moissanite

Willow Moissanite & Diamonds Ring

3.1 Total Carat · Oval · Hidden Halo · 14K White Gold
Regular price$930 Sale priceFrom $670
You save 40%
Dionne Moissanite & Diamonds Ring -14K White GoldDionne Moissanite & Diamonds Ring -14K White Gold
Moissanite

Dionne Moissanite & Diamonds Ring

3.3 Total Carat · Oval · Hidden Halo · 14K White Gold
Regular price$1,170 Sale priceFrom $840
You save 40%
Rebecca Moissanite & Diamonds Ring -14K White GoldRebecca Moissanite & Diamonds Ring -14K White Gold
Moissanite

Rebecca Moissanite & Diamonds Ring

3.5 Total Carat · Oval · Hidden Halo · 14K White Gold
Regular price$1,430 Sale priceFrom $1,030
You save 40%
Sophia Lab Grown Diamond Ring -14K White GoldSophia Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Sophia Lab Grown Diamond Ring

3.5 Total Carat · Pear · Halo · 14K White Gold
Regular price$2,550 Sale priceFrom $1,640
You save 55%
Harper Moissanite Ring -14K White GoldHarper Moissanite Ring -14K White Gold
Moissanite

Harper Moissanite Ring

3.0 Total Carat · Radiant · Solitaire · 14K White Gold
Regular price$1,030 Sale priceFrom $740
You save 40%
Quinn Moissanite & Diamonds Ring -14K White GoldQuinn Moissanite & Diamonds Ring -14K White Gold
Moissanite

Quinn Moissanite & Diamonds Ring

3.5 Total Carat · Round · Hidden Halo · 14K White Gold
Regular price$1,280 Sale priceFrom $920
You save 40%
Samantha Moissanite Ring -14K White GoldSamantha Moissanite Ring -14K White Gold
Moissanite

Samantha Moissanite Ring

3.0 Total Carat · Round · Solitaire · 14K White Gold
Regular price$930 Sale priceFrom $670
You save 40%
Joana Lab Grown Diamond Ring -14K White GoldJoana Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Joana Lab Grown Diamond Ring

3.5 Total Carat · Radiant · Hidden Halo · 14K White Gold
Regular price$2,940 Sale priceFrom $1,890
You save 54%
Stephanie Moissanite & Diamonds Ring -14K White GoldStephanie Moissanite & Diamonds Ring -14K White Gold
Moissanite

Stephanie Moissanite & Diamonds Ring

3.28 Total Carat · Round · Side Stones · 14K White Gold
Regular price$1,140 Sale priceFrom $820
You save 40%
Celeste Moissanite & Diamonds Ring -14K White GoldCeleste Moissanite & Diamonds Ring -14K White Gold
Moissanite

Celeste Moissanite & Diamonds Ring

2.5 Total Carat · Cushion · Halo · 14K White Gold
Regular price$1,260 Sale priceFrom $910
You save 36%
Audrey Lab Grown Diamond Ring   (3.5 Carat) -14K White GoldAudrey Lab Grown Diamond Ring   (3.5 Carat) -14K White Gold
Lab Grown Diamond

Audrey Lab Grown Diamond Ring

3.5 Total Carat · Radiant · Side Stones · 14K White Gold
Regular price$2,300 Sale priceFrom $1,480
You save 55%
Royal Lab Grown Diamond Ring -14K White GoldRoyal Lab Grown Diamond Ring   (3.5 Carat) -14K White Gold
Lab Grown Diamond

Royal Lab Grown Diamond Ring

3.5 Total Carat · Emerald · Side Stones · 14K White Gold
Regular price$2,320 Sale priceFrom $1,500
You save 55%
Alison Moissanite & Diamonds Ring -14K White GoldAlison Moissanite & Diamonds Ring -14K White Gold
Moissanite

Alison Moissanite & Diamonds Ring

3.63 Total Carat · Round · Side Stones · 14K White Gold
Regular price$1,340 Sale priceFrom $960
You save 40%
Kamala Lab Grown Diamond Ring   (3.3 Carat) -14K White GoldKamala Lab Grown Diamond Ring   (3.3 Carat) -14K White Gold
Lab Grown Diamond

Kamala Lab Grown Diamond Ring

3.5 Total Carat · Oval · 3 Stones · 14K White Gold
Regular price$2,400 Sale priceFrom $1,550
You save 54%
Madeline Moissanite & Diamonds Ring -14K White GoldMadeline Moissanite & Diamonds Ring -14K White Gold
Moissanite

Madeline Moissanite & Diamonds Ring

2.5 Total Carat · Cushion · Hidden Halo · 14K White Gold
Regular price$1,220 Sale priceFrom $880
You save 36%
Celeste Lab Grown Diamond Ring -14K White GoldCeleste Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Celeste Lab Grown Diamond Ring

3.5 Total Carat · Cushion · Halo · 14K White Gold
Regular price$2,460 Sale priceFrom $1,580
You save 55%
Amanda Lab Grown Diamond Ring -14K White GoldAmanda Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Amanda Lab Grown Diamond Ring

3.0 Total Carat · Cushion · 3 Stones · 14K White Gold
Regular price$2,700 Sale priceFrom $1,740
You save 56%
Annabelle Moissanite & Diamonds Ring -14K White GoldAnnabelle Moissanite & Diamonds Ring -14K White Gold
Moissanite

Annabelle Moissanite & Diamonds Ring

2.75 Total Carat · Cushion · Halo · 14K White Gold
Regular price$1,480 Sale priceFrom $1,060
You save 36%
Skylar Lab Grown Diamond Ring -14K White GoldSkylar Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Skylar Lab Grown Diamond Ring

3.5 Total Carat · Round · 3 Stones · 14K White Gold
Regular price$2,480 Sale priceFrom $1,600
You save 55%
Joana Lab Grown Diamond Ring   (3 Carat) -14K White GoldJoana Lab Grown Diamond Ring   (3 Carat) -14K White Gold
Lab Grown Diamond

Joana Lab Grown Diamond Ring

3.5 Total Carat · Cushion · Hidden Halo · 14K White Gold
Regular price$2,940 Sale priceFrom $1,890
You save 54%
Lucy Lab Grown Diamond Bridal Set   (3.8 Carat) - 14K White GoldLucy Lab Grown Diamond Bridal Set   (3.8 Carat) - 14K White Gold
Lab Grown Diamond

Lucy Lab Grown Diamond Bridal Set

3.8 Total Carat · Oval · Halo · 14K White Gold
Regular price$3,270 Sale priceFrom $2,110
You save 55%
Stephanie Lab Grown Diamond Ring -14K White GoldStephanie Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Stephanie Lab Grown Diamond Ring

3.3 Total Carat · Oval · Side Stones · 14K White Gold
Regular price$2,260 Sale priceFrom $1,450
You save 55%
Molly Lab Grown Diamond Ring   (3 Carat) -14K White GoldMolly Lab Grown Diamond Ring   (3 Carat) -14K White Gold
Lab Grown Diamond

Molly Lab Grown Diamond Ring

3.0 Total Carat · Round · Side Stones · 14K White Gold
Regular price$2,710 Sale priceFrom $1,750
You save 56%
Phoenix Lab Grown Diamond Ring -14K White GoldPhoenix Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Phoenix Lab Grown Diamond Ring

3.0 Total Carat · Emerald · Solitaire · 14K White Gold
Regular price$1,780 Sale priceFrom $1,140
You save 55%
Marina Lab Grown Diamond Ring   (3.5 Carat) -14K White GoldMarina Lab Grown Diamond Ring   (3.5 Carat) -14K White Gold
Lab Grown Diamond

Marina Lab Grown Diamond Ring

3.5 Total Carat · Radiant · Halo · 14K White Gold
Regular price$2,550 Sale priceFrom $1,650
You save 55%
Eleanor Moissanite & Diamonds Ring -14K White GoldEleanor Moissanite & Diamonds Ring -14K White Gold
Moissanite

Eleanor Moissanite & Diamonds Ring

3.38 Total Carat · Round · Hidden Halo · 14K White Gold
Regular price$1,140 Sale priceFrom $820
You save 40%
Jessica Diamond Engagement Ring -14K White GoldJessica Diamond Engagement Ring -14K White Gold
Natural Diamond

Jessica Diamond Engagement Ring

3.0 Total Carat · Round · Solitaire · 14K White Gold
Regular price$2,730 Sale priceFrom $1,450
You save 47%
Lola Lab Grown Diamond Ring -14K White GoldLola Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Lola Lab Grown Diamond Ring

3.0 Total Carat · Round · Hidden Halo · 14K White Gold
Regular price$3,340 Sale priceFrom $2,150
You save 50%
Grace Lab Grown Diamond Bridal Set   (3 Carat) -14K White GoldGrace Lab Grown Diamond Bridal Set   (3 Carat) -14K White Gold
Lab Grown Diamond

Grace Lab Grown Diamond Bridal Set

3.0 Total Carat · Round · Halo · 14K White Gold
Regular price$3,460 Sale priceFrom $2,230
You save 56%
Skylar Lab Grown Diamond Ring -14K White GoldSkylar Lab Grown Diamond Ring -14K White Gold
Lab Grown Diamond

Skylar Lab Grown Diamond Ring

3.5 Total Carat · Radiant · 3 Stones · 14K White Gold
Regular price$2,620 Sale priceFrom $1,690
You save 54%
Bell Lab Grown Diamond Ring   (3.40 Carat) -14K White GoldBell Lab Grown Diamond Ring   (3.40 Carat) -14K White Gold
Lab Grown Diamond

Bell Lab Grown Diamond Ring

3.4 Total Carat · Oval · Side Stones · 14K White Gold
Regular price$2,070 Sale priceFrom $1,340
You save 55%
Priscilla Lab Grown Diamond Ring -14K White GoldPriscilla Lab Grown Diamond Ring   (3.1 Carat) -14K White Gold
Lab Grown Diamond

Priscilla Lab Grown Diamond Ring

3.1 Total Carat · Cushion · Hidden Halo · 14K White Gold
Regular price$1,960 Sale priceFrom $1,270
You save 55%

No matter what diamond shape you’re considering, a three carat diamond will dazzle the most jaded diamond lovers. It is accessible to most luxury diamond shoppers today. And this size of diamond definitely puts its wearer in the celebrity diamond category.

Why admire the red-carpet stars wearing large diamonds when you can have your own standout ring? It will be the ring to cherish as each passing year goes by. While it takes a certain amount of confidence to wear a 3 carat diamond, it can be considered the stone for all brides—whether you have a small hand or a more sizeable hand. You’ll be both comfortable and very confident with this size diamond.

Notice how the quality components of a diamond of this size are more apparent. Also, notice the stone’s ability to sparkle completely across the room. Every entrance a bride makes with her 3 carat diamond ring is a grand entrance.