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The Seraphina Eclipse LG Diamond Necklace. Pearl Yellow LG Diamond Pendant Necklace in 14k Gold. 1 of 18 Ever Made
Vendor:Future JewelryRegular price $21,379.00Regular priceUnit price perSale price $21,379.00 -
The Crowned Verde Lumière Iconic Jewelry Set – Green & Blue LG Diamond Ring, Necklace & Earrings in 14K White Gold – Limited Collector Edition
Vendor:Future JewelryRegular price $12,542.00Regular priceUnit price perSale price $12,542.00 -
The Ocean Nova Verde Pendant – 9.5 Carat Green Trilliant Cut Lab Diamond Necklace in 14K White Gold -1/200 Ever Made
Vendor:Future JewelryRegular price $7,127.00Regular priceUnit price perSale price $7,127.00 -
The Solaris Pendant – 12 Carat Yellow Lab Diamond Necklace in 14K Yellow Gold
Vendor:Future JewelryRegular price $14,253.00Regular priceUnit price per$0.00Sale price $14,253.00 -
1 Carat Oval Cut Lab Diamond Pendant Necklace
Vendor:Future JewelryRegular price $1,986.00Regular priceUnit price per$1,986.00Sale price $1,986.00 -
1.00 Carat Lab Grown Diamond Solitaire Pendant Necklace
Vendor:Future JewelryRegular price $1,925.00Regular priceUnit price per$1,925.00Sale price $1,925.00 -
Lab Grown Diamond Pendant Necklace in 14K Gold Options
Vendor:Future JewelryRegular price From $1,711.00Regular priceUnit price per$1,407.00Sale price From $1,711.00 -
Diamond Bracelet and Necklace Set in 14K Yellow Gold
Vendor:Future JewelryRegular price $1,283.00Regular priceUnit price per$478.00Sale price $1,283.00 -
Lab Grown Diamond Solitaire Pendant in 14K Gold Options
Vendor:Future JewelryRegular price $2,027.00Regular priceUnit price per$2,027.00Sale price $2,027.00 -
Tear Drop Lab Grown Diamond Pendant in 14K Gold Options
Vendor:Future JewelryRegular price From $1,426.00Regular priceUnit price per$1,518.00Sale price From $1,426.00Sale -
Lab Grown Diamond Clover Pendant in 14K White Gold
Vendor:Future JewelryRegular price From $1,711.00Regular priceUnit price perSale price From $1,711.00 -
Initial Lab Grown Diamond Pendant Necklace in 14k or 18k white gold
Vendor:Future JewelryRegular price $4,272.00Regular priceUnit price per$4,272.00Sale price $4,272.00 -
Pink Diamond Solitaire Pendant in 14K Gold Necklace
Vendor:Future JewelryRegular price From $2,708.00Regular priceUnit price per$854.00Sale price From $2,708.00 -
1/4 to 5 Carat IGI Certified Lab Diamond Pendant Necklace for Women
Vendor:Future JewelryRegular price $1,836.00Regular priceUnit price perSale price $1,836.00 -
Lab Created Emerald and Lab Diamond Halo Necklace for Women | 14K Solid Floating White Gold
Vendor:Future JewelryRegular price $1,602.00Regular priceUnit price per$1,602.00Sale price $1,602.00 -
1/2 Carat - 1 Carat Lab Diamond Pendant in 14K Yellow or White Necklace 18"
Vendor:Future JewelryRegular price $2,778.00Regular priceUnit price per$2,778.00Sale price $2,778.00 -
White Lab Grown Diamond Cross Pendant Necklace | 5 Carats | Pendant
Vendor:Future JewelryRegular price From $1,411.00Regular priceUnit price per$534.00Sale price From $1,411.00 -
IGI Certified 1/4 to 3 Carat Princess Cut Lab Grown Diamond Square Solitaire Pendant Necklace
Vendor:Future JewelryRegular price $1,756.00Regular priceUnit price perSale price $1,756.00 -
0.50 Carat IGI Certified Pear Shape Lab Grown Diamond | Marisol Pear Solitaire Diamond Pendant With Gold Chain
Vendor:Future JewelryRegular price $2,993.00Regular priceUnit price per$2,737.00Sale price $2,993.00 -
1-4 Carat Round Lab Diamond Solitaire Pendant | IGI Certified Necklace in 14K White Gold by Future Jewelry
Vendor:Future JewelryRegular price $2,851.00Regular priceUnit price perSale price $2,851.00 -
0.50 Carat Round Cut IGI Certified Lab Diamond Pendant Necklace in 14K White or Yellow Gold – Future Jewelry
Vendor:Future JewelryRegular price $1,996.00Regular priceUnit price per$1,518.00Sale price $1,996.00 -
Lab-Grown Diamond Solitaire Pendant -With Unique laser engraved Diamond ID, VVS2 Clarity - D Color , 1/2 to 3 CT
Vendor:Future JewelryRegular price $2,391.00Regular priceUnit price per$2,391.00Sale price $2,391.00 -
1 Carat Lab Diamond Pendant Necklace in 14K White Gold – IGI Certified
Vendor:Future JewelryRegular price $1,411.00Regular priceUnit price perSale price $1,411.00 -
2 Carat Lab Diamond Solitaire Necklace in 14K White Gold | GH Color, VS-SI Clarity | Floating Pendant for Women
Vendor:Future JewelryRegular price $6,413.00Regular priceUnit price per$6,413.00Sale price $6,413.00 -
0.25–2 Carat Lab Diamond Pendant Necklace | Certified 14K Gold | F-G Color VS1-VS2 Clarity | Timeless 4-Prong Solitaire Necklace
Vendor:Future JewelryRegular price $1,411.00Regular priceUnit price per$1,196.00Sale price $1,411.00 -
4 Carat Lab Diamond Necklace for Women | GH VS/SI Solitaire Pendant | Solid 14K Gold Chain Included
Vendor:Future JewelryRegular price $3,740.00Regular priceUnit price per$3,740.00Sale price $3,740.00 -
1–8 Carat Round Lab Diamond Solitaire Pendant Necklace | 14K White Gold | IGI Certified
Vendor:Future JewelryRegular price $1,411.00Regular priceUnit price perSale price $1,411.00 -
Round Solitaire Lab Diamond Pendant Necklace | 0.25–1.00 Carat | 14K Gold | Future Jewelry
Vendor:Future JewelryRegular price $1,411.00Regular priceUnit price per$1,282.00Sale price $1,411.00 -
Lab Grown Diamond Solitaire Necklace in 14K White Gold for Women
Vendor:Future JewelryRegular price $1,709.00Regular priceUnit price per$2,564.00Sale price $1,709.00Sale -
Lab Grown Diamond Solitaire Pendant in 14K Gold
Vendor:Future JewelryRegular price $1,411.00Regular priceUnit price per$1,081.00Sale price $1,411.00 -
18K Gold Classic Circle Garland Pendant Necklace
Vendor:Future JewelryRegular price $1,410.00Regular priceUnit price per$2,423.00Sale price $1,410.00Sale -
18K Gold Lab Grown Diamond Square Pendant Necklace
Vendor:Future JewelryRegular price $1,853.00Regular priceUnit price perSale price $1,853.00 -
18K Gold Lab Grown Diamond Heart Pendant Necklace
Vendor:Future JewelryRegular price $1,853.00Regular priceUnit price perSale price $1,853.00 -
18K Gold Lab Grown Diamond Pear Pendant Necklace
Vendor:Future JewelryRegular price $1,711.00Regular priceUnit price perSale price $1,711.00
Vibrant Hues, Exceptional Beauty
3 Carat Lab Diamond Engagement Rings
A 3 carat lab diamond engagement ring offers exceptional brilliance and presence while maintaining modern ethical sourcing. Lab diamonds are chemically identical to mined diamonds, allowing buyers to choose larger carat sizes with outstanding clarity and sparkle.
Popular choices include oval, radiant, round, and princess cuts, each creating a unique visual impact when set in white gold, yellow gold, or rose gold.
Timeless Elegance, Perfectly Cut
3 Carat Diamond Ring Price Guide
The price of a 3 carat diamond ring depends on several factors including cut, clarity, color, and setting. Lab diamonds allow buyers to achieve larger carat sizes at a significantly lower cost compared with mined diamonds.
A well-cut 3 carat lab diamond delivers remarkable brilliance and can create a bold engagement ring while maintaining excellent value.
Your Vision, Cut to Perfection
How Big Is a 3 Carat Diamond Ring
A 3 carat diamond ring is considered a large and visually striking center stone. Depending on the diamond shape, a 3 carat stone typically measures between 9 and 10 millimeters in diameter.
Shapes such as oval and radiant cuts can appear even larger due to their elongated surface area.

































