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Round|Lab Grown|IGI

2.53ct G SI1 Round Lab Grown Diamond

ID • G/SI1

Diamond specifications and retailer prices

From $1,978 USD
CA$2,747 CAD
As of October 30, 2026
4 retailers carry this diamond
Most expensive: $1,978 USD at Diamond Exchange Canada
View at Diamond Exchange Canada

About this 2.53ct lab-grown round diamond

This 2.53ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 30, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.53
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.75 × 8.72 × 5.42 mm
L/W Ratio1.00
Top View
8.75 mm8.72 mm2.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 55.5%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $1,978 USD|Low: $315 USD|High: $1,978 USD|Avg: $786 USD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 15, 2026
Retailer 4$333 USD
Retailer 7$387 USD
Retailer 3$413 USD
Retailer 8$413 USD
Retailer 6$561 USD
Retailer 2$668 USD
Retailer 5$1,467 USD
Diamond Exchange Canada$1,978 USD

27 data points across 8 retailers

4 retailers

Retailer 1
-
$387 USD
Price last confirmed 19 days ago
Retailer 2
-
$401 USD
View
Price last confirmed 47 days ago
Retailer 3
-
$668 USD
£526 GBP
View
Price last confirmed 17 days ago
Most Expensive
B
Diamond Exchange Canada
1986528262 · Oct 30
$1,978 USD
CA$2,747 CAD
View
3 more retailers have this diamond

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
2.53ct Round
$1,978 USD