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Emerald|Lab Grown|IGI

2.51ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG642474445

Shape and cutting style on the report: Emerald cut

Certificate IGI LG642474445

Diamond specifications and retailer prices

From $546 SGD
$427 USD
As of October 30, 2026
Save $1,630 SGD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,489 SGD at MOH London · As of October 25, 2026
View at MOH London

About this 2.51ct lab-grown emerald diamond

This 2.51ct lab-grown emerald sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG642474445 or 642474445. Listed at 8 retailers as of October 30, 2026, with a 299% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642474445
Dimensions9.03 × 6.20 × 4.37 mm
L/W Ratio1.46
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.03 mm6.20 mm2.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642474445
Side View
Table 62.0%Crown 24°Girdle: MED-STKPavilion 38.7°Culet: LNGDepth 70.5%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $2,489 SGD|Low: $437 SGD|High: $2,517 SGD|Avg: $1,445 SGD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3$546 SGD
Retailer 6$611 SGD
Retailer 8$611 SGD
Retailer 2$863 SGD
Retailer 7$1,067 SGD
Retailer 10$1,170 SGD
Retailer 5$1,898 SGD
Retailer 4$2,176 SGD
Retailer 9$2,320 SGD
MOH London$2,489 SGD

24 data points across 10 retailers

8 retailers$546 SGD to $2,176 SGD

A
Cheapest Retailer
-
$546 SGD
$427 USD
A
Retailer 2
-
$611 SGD
$478 USD
View
A
Retailer 3
-
$611 SGD
$478 USD
View
Final sale: no returns
A
Retailer 4
-
$863 SGD
$675 USD
View
B+
Retailer 5
-
$1,067 SGD
$835 USD
View
B
Retailer 6
-
$1,898 SGD
$1,485 USD
View
B
Retailer 7
-
$2,176 SGD
$1,702 USD
View
Most Expensive
MOH London
LG642474445 · Oct 25
$2,489 SGD
£1,533 GBP
View
Price last confirmed 7 days ago
7 more retailers have this diamond
Prices start from $546 SGDSave up to $1,630 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 Emerald
$546 SGD