CaratHunter
Plans
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 €382 EUR
$427 USD
As of October 30, 2026
Save €1,360 EUR (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,743 EUR 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 25, 2026, with prices from €382 to €1,743, a €1,360 spread on the same certified stone. MOH London lists it at €1,743. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €1,743 EUR|Low: €306 EUR|High: €1,762 EUR|Avg: €1,012 EUR|+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€382 EUR
Retailer 6€428 EUR
Retailer 8€428 EUR
Retailer 2€604 EUR
Retailer 7€747 EUR
Retailer 10€819 EUR
Retailer 5€1,329 EUR
Retailer 4€1,523 EUR
Retailer 9€1,624 EUR
MOH London€1,743 EUR

24 data points across 10 retailers

8 retailers€382 EUR to €1,743 EUR

A
Cheapest Retailer
-
€382 EUR
$427 USD
A
Retailer 2
-
€428 EUR
$478 USD
View
A
Retailer 3
-
€428 EUR
$478 USD
View
Final sale: no returns
A
Retailer 4
-
€604 EUR
$675 USD
View
B+
Retailer 5
-
€747 EUR
$835 USD
View
B
Retailer 6
-
€1,329 EUR
$1,485 USD
View
B
Retailer 7
-
€1,523 EUR
$1,702 USD
View
Most Expensive
B
MOH London
LG642474445 · Oct 25
€1,743 EUR
£1,533 GBP
View
7 more retailers have this diamond
Prices start from €382 EURSave up to €1,360 EUR

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
€382 EUR