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Oval|Lab Grown|IGI

2.51ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG830619462

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG830619462

Diamond specifications and retailer prices

From $616 SGD
$482 USD
As of October 30, 2026
Save $1,233 SGD (67%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,849 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct lab-grown oval diamond

This 2.51ct lab-grown oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG830619462 or 830619462. Listed at 6 retailers as of October 29, 2026, with prices from $616 to $1,849, a $1,233 spread on the same certified stone. MOH London lists it at $1,849. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830619462
Dimensions10.75 × 7.62 × 4.76 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.75 mm7.62 mm2.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830619462
Side View
Table 62.0%Crown 34.9°Girdle: THK-VTKPavilion 41°Culet: NoneDepth 62.5%

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 30
Current: $1,849 SGD|Low: $616 SGD|High: $1,914 SGD|Avg: $1,168 SGD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 4$616 SGD
Retailer 2$810 SGD
Retailer 3$938 SGD
Retailer 5$1,195 SGD
Retailer 6$1,537 SGD
MOH London$1,849 SGD

5 data points across 6 retailers

6 retailers$616 SGD to $1,849 SGD

B+
Cheapest Retailer
-
$616 SGD
$482 USD
A
Retailer 2
-
$810 SGD
£499 GBP
View
A
Retailer 3
-
$938 SGD
$734 USD
View
B+
Retailer 4
-
$1,195 SGD
$935 USD
View
B+
Retailer 5
-
$1,537 SGD
$1,203 USD
View
Most Expensive
B
MOH London
LG830619462 · Oct 29
$1,849 SGD
£1,139 GBP
View
5 more retailers have this diamond
Prices start from $616 SGDSave up to $1,233 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 Oval
$616 SGD