Skip to ContentSkip to FooterAccessibility Statement
Round Petite Four Prong Solitaire featuring Lab Diamonds (Main View)

2.5 Carat Lab Diamond Engagement Rings

Round Petite Four Prong Pavé Diamond Engagement Ring featuring Lab Created Diamonds (Profile View)

Explore 2.5 Carat Engagement Ring Styles

Ada Diamonds specializes in large, sensational lab diamonds of the highest quality. Every ring is custom and made to order by award-winning artists in the USA. 

Get inspired by these gorgeous 2.5 carat lab created diamond engagement rings we have created for past clients.


Shop our 2.5ct Diamonds

Shop By Shape

Shop By Shape

All
Shape
Price
CTW
Color
Clarity
EmeraldEmerald
$4,750
2.40DVS1
PearPear
$4,750
2.40EVVS2
EmeraldEmerald
$4,750
2.41EVVS2
AsscherAsscher
$4,750
2.41EVVS2
CushionCushion
$5,250
2.43DVVS2
PearPear
$4,100
2.43FVVS2
RadiantRadiant
$4,800
2.43DVS1
RoundRound
$5,650
2.43DVVS1
OvalOval
$4,800
2.44DVS1
RadiantRadiant
$5,300
2.47DVVS2
EmeraldEmerald
$5,750
2.47DVVS1
EmeraldEmerald
$5,300
2.47DVVS2
PearPear
$4,200
2.49EVS1
RadiantRadiant
$4,200
2.50EVS1
OvalOval
$5,800
2.50DVVS1
OvalOval
$5,400
2.50DVVS2
RoundRound
$4,150
2.51GVS2
CushionCushion
$4,250
2.51EVS1
AsscherAsscher
$4,300
2.51GVS1
AsscherAsscher
$5,400
2.51DVVS2
RadiantRadiant
$4,950
2.51DVS1
RoundRound
$4,250
2.52EVS1
AsscherAsscher
$5,000
2.52DVS1
RoundRound
$5,450
2.52DVVS2
CushionCushion
$4,000
2.52EVS2
PearPear
$5,450
2.52EVVS1
PearPear
$5,000
2.52EVVS2
EmeraldEmerald
$4,000
2.53FVS1
RadiantRadiant
$5,450
2.53DVVS2
PearPear
$5,000
2.53EVVS2
AsscherAsscher
$4,300
2.53GVS1
RadiantRadiant
$5,450
2.54DVVS2
RoundRound
$5,500
2.55DVVS2
RoundRound
$4,200
2.55GVS2
AsscherAsscher
$4,300
2.56EVS1
EmeraldEmerald
$4,350
2.57EVS1
OvalOval
$5,100
2.57DVS1
PearPear
$5,100
2.57DVS1
RadiantRadiant
$4,350
2.59EVS1
RoundRound
$6,050
2.60DVVS1
RadiantRadiant
$4,400
2.61EVS1
RoundRound
$5,600
2.61DVVS2
RoundRound
$5,150
2.61DVS1
EmeraldEmerald
$5,600
2.61DVVS2
RadiantRadiant
$5,700
2.64DVVS2
EmeraldEmerald
$5,200
2.64EVVS2
EmeraldEmerald
$5,700
2.65DVVS2
EmeraldEmerald
$4,500
2.66EVS1
CushionCushion
$5,300
2.69EVVS2
RadiantRadiant
$4,550
2.70EVS1
EmeraldEmerald
$6,300
2.70DVVS1
PrincessPrincess
$4,550
2.71FVVS2
PearPear
$5,350
2.71DVS1
EmeraldEmerald
$5,350
2.71EVVS2
PearPear
$5,850
2.71DVVS2
RoundRound
$4,600
2.72EVS1
CushionCushion
$5,900
2.73DVVS2
RadiantRadiant
$5,400
2.74DVS1
AsscherAsscher
$4,600
2.74EVS1
PearPear
$5,450
2.75DVS1
CushionCushion
$6,400
2.75DVVS1
EmeraldEmerald
$5,450
2.77DVS1
PearPear
$4,700
2.78FVVS2
OvalOval
$5,500
2.79DVS1
OvalOval
$4,700
2.79FVVS2
PearPear
$5,550
2.80EVVS2
PearPear
$6,050
2.80DVVS2
EmeraldEmerald
$6,500
2.80DVVS1
RoundRound
$4,750
2.82FVVS2
OvalOval
$5,550
2.82DVS1
RoundRound
$4,450
2.83EVS2
RadiantRadiant
$6,600
2.84DVVS1
PearPear
$5,600
2.84EVVS2
OvalOval
$6,100
2.84DVVS2
RadiantRadiant
$6,150
2.85DVVS2
RadiantRadiant
$5,650
2.85EVVS2
OvalOval
$4,800
2.85FVVS2
OvalOval
$6,150
2.86DVVS2
EmeraldEmerald
$5,650
2.87EVVS2
RoundRound
$6,200
2.87DVVS2
CushionCushion
$4,850
2.87EVS1
RoundRound
$5,650
2.87EVVS2
EmeraldEmerald
$7,100
2.87EVVS2
AsscherAsscher
$4,850
2.88EVS1
RoundRound
$6,250
2.89DVVS2
PrincessPrincess
$4,900
2.89EVS1
RoundRound
$6,250
2.90DVVS2
RoundRound
$6,250
2.90DVVS2
RadiantRadiant
$4,600
2.90FVS1
EmeraldEmerald
$5,750
2.91EVVS2
RadiantRadiant
$5,750
2.91DVS1
OvalOval
$3,950
2.91GVS1
EmeraldEmerald
$6,750
2.91DVVS1
OvalOval
$6,300
2.92DVVS2
RoundRound
$4,950
2.92EVS1
RadiantRadiant
$6,800
2.92DVVS1
OvalOval
$4,000
2.92GVS1
RadiantRadiant
$4,950
2.92EVS1
RoundRound
$6,300
2.93DVVS2
OvalOval
$5,800
2.93DVS1
EmeraldEmerald
$4,950
2.94EVS1
OvalOval
$6,350
2.95DVVS2
RoundRound
$6,400
2.96DVVS2
RoundRound
$6,400
2.97DVVS2
RadiantRadiant
$5,050
2.98EVS1
EmeraldEmerald
$5,900
2.99DVS1
PearPear
$5,900
2.99EVVS2
PrincessPrincess
$6,950
2.99DVVS1
RoundRound
$3,750
2.99GVS2
RadiantRadiant
$6,450
2.99DVVS2

Not finding what you're looking for?

Our friendly Diamond Concierge Team is available to answer any questions and to help you choose the perfect diamond.

Name
In-Person Consultation
Visit one of our showrooms or work with us entirely virtually.

Shop Best Selling Engagement Ring Settings


Get Started Today

Inquiry Type
Name
Split Shank Solitaire Diamond Engagement Ring featuring 2.5 Carat Lab Created Diamonds (Profile View)

You Deserve the Best. The Best is Ada Diamonds.

Classic Lab Created Diamond Custom Solitaire Engagement Rings

Brilliant Classics, Uniquely Yours

Every engagement ring is made-to-order, even a simple solitaire. Feel inspired to make any setting style your own. Your Ada concierge will help you design the perfect one-of-a-kind setting for your lab created diamond.

INQUIRE
Proposal Setting with Lab Created Diamond Engagement Rings

Proposal Settings

Not sure what your sweetheart desires? Propose with a beautiful solitaire then re-design the ring together. The full cost of the solitaire may be applied toward the purchase of a new setting with no re-setting fee.

LEARN MORE
What are Lab Created Diamonds Frequently Asked Questions

New To Lab Diamonds?

Our lab grown diamonds are optically and chemically indistinguishable from natural diamonds and vary in quality among the 4Cs. Lab diamonds are graded, appraised, insured, and resold just like mined diamonds. Learn about the future of fine jewelry.

FREQUENTLY ASKED QUESTIONSLAB DIAMOND PRICING

Follow @AdaDiamonds for Daily Examples of Our Artistry:

© 2024 Ada Diamonds, Inc. All diamonds offered by Ada Diamonds™ are proudly laboratory-grown and can be referred to as lab created diamonds, grown diamonds, synthetic diamonds, man-made diamonds, cultivated diamonds, or cultured diamonds.