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Round|Lab Grown|IGI

2.51ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG499106402

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499106402

Diamond specifications and retailer prices

From $1,763 SGD
As of November 5, 2026
Save $9,409 SGD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $11,172 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499106402 or 499106402. Listed at 10 retailers as of November 5, 2026, with prices from $1,763 to $11,172, a $9,409 spread on the same certified stone. MOH London lists it at $11,172. 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

2.51
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499106402
Dimensions8.76 × 8.72 × 5.24 mm
L/W Ratio1.00
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
8.76 mm8.72 mm2.51 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499106402
Side View
Table 61.0%Crown 35.5°GirdlePavilion 40.2°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: Nov 5
Current: $11,172 SGD|Low: $1,763 SGD|High: $11,352 SGD|Avg: $6,011 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 6$1,763 SGD
Retailer 5$3,810 SGD
Retailer 9$4,145 SGD
Retailer 11$4,266 SGD
Retailer 7$4,419 SGD
Retailer 12$5,331 SGD
Retailer 10$5,523 SGD
Retailer 2$6,349 SGD
Retailer 8$6,868 SGD
Retailer 3$8,235 SGD
Retailer 4$9,891 SGD
MOH London$11,172 SGD

16 data points across 12 retailers

10 retailers$1,763 SGD to $11,172 SGD

A
Cheapest Retailer
-
$1,763 SGD
B+
Retailer 2
-
$3,810 SGD
View
B+
Retailer 3
-
$4,145 SGD
View
B+
Retailer 4
-
$4,266 SGD
View
Final sale: no returns
B+
Retailer 5
-
$4,419 SGD
View
Retailer 6
-
$4,419 SGD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$5,523 SGD
View
B
Retailer 8
-
$6,349 SGD
View
B
Retailer 9
-
$6,868 SGD
View
Most Expensive
B
MOH London
LG499106402 · Nov 5
$11,172 SGD
£6,887 GBP
View
9 more retailers have this diamond
Prices start from $1,763 SGDSave up to $9,409 SGD

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
2.51ct Round
$1,763 SGD