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Round|Lab Grown|IGI

2.31ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG499105266

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499105266

Diamond specifications and retailer prices

From $3,247 CAD
$2,320 USD
As of October 29, 2026
Save $9,274 CAD (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,521 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 2.31ct lab-grown round diamond

This 2.31ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499105266 or 499105266. Listed at 11 retailers as of October 29, 2026, with prices from $3,247 to $12,521, a $9,274 spread on the same certified stone. MOH London lists it at $12,521. 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

2.31
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499105266
Dimensions8.49 × 8.55 × 5.11 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.49 mm8.55 mm2.31 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499105266
Side View
Table 61.0%Crown 32.8°GirdlePavilion 40.6°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,521 CAD|Low: $3,247 CAD|High: $17,583 CAD|Avg: $7,569 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 4$3,247 CAD
Retailer 3$4,235 CAD
Retailer 7$4,743 CAD
Retailer 5$4,913 CAD
Retailer 8$5,137 CAD
Retailer 9$5,909 CAD
Retailer 2$6,915 CAD
Retailer 6$7,635 CAD
MOH London$12,521 CAD
Retailer 10$17,583 CAD

15 data points across 10 retailers

11 retailers$3,247 CAD to $12,521 CAD

A
Cheapest Retailer
-
$3,247 CAD
$2,320 USD
B+
Retailer 2
-
$4,235 CAD
$3,026 USD
View
B+
Retailer 3
-
$4,609 CAD
$3,293 USD
View
B+
Retailer 4
-
$4,743 CAD
$3,389 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,913 CAD
$3,510 USD
View
Retailer 6
-
$4,913 CAD
$3,510 USD
View
Price last confirmed 17 days ago
B+
Retailer 7
-
$5,137 CAD
$3,670 USD
View
B
Retailer 8
-
$6,140 CAD
$4,387 USD
View
B
Retailer 9
-
$6,915 CAD
$4,941 USD
View
B
Retailer 10
-
$7,635 CAD
$5,455 USD
View
Most Expensive
B
MOH London
LG499105266 · Oct 29
$12,521 CAD
£7,044 GBP
View
10 more retailers have this diamond
Prices start from $3,247 CADSave up to $9,274 CAD

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.

A
2.31ct Round
$3,247 CAD