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Round|Lab Grown|IGI

3.01ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG821678326

Shape and cutting style on the report: Round brilliant

Certificate IGI LG821678326

Diamond specifications and retailer prices

From $578 USD
As of October 28, 2026
Save $1,107 USD (66%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,685 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.01ct lab-grown round diamond

This 3.01ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG821678326 or 821678326. Listed at 4 retailers as of October 28, 2026, with prices from $578 to $1,685, a $1,107 spread on the same certified stone. MOH London lists it at $1,685. 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

3.01
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821678326
Dimensions9.28 × 9.24 × 5.63 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.28 mm9.24 mm3.01 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821678326
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.8%

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 28
Current: $1,685 USD|Low: $578 USD|High: $1,697 USD|Avg: $962 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$578 USD
Retailer 2$769 USD
Retailer 4$932 USD
MOH London$1,685 USD

41 data points across 4 retailers

4 retailers$578 USD to $1,685 USD

B+
Cheapest Retailer
-
$578 USD
A
Retailer 2
-
$769 USD
£605 GBP
View
B+
Retailer 3
-
$932 USD
View
Most Expensive
B
MOH London
LG821678326 · Oct 29
$1,685 USD
£1,327 GBP
View
3 more retailers have this diamond
Prices start from $578 USDSave up to $1,107 USD

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
3.01ct Round
$578 USD