CaratHunter
Plans
Marquise|Lab Grown|IGI

3.06ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG841645599

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841645599

Diamond specifications and retailer prices

From $550 CAD
$394 USD
As of October 29, 2026
Save $3,319 CAD (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,869 CAD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841645599 or 841645599. Listed at 4 retailers as of October 28, 2026, with prices from $550 to $3,869, a $3,319 spread on the same certified stone. Brilliant Earth lists it at $3,869. 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

3.06
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841645599
Dimensions14.77 × 7.49 × 4.82 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.77 mm7.49 mm3.06 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841645599
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.4%

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 29
Current: $3,869 CAD|Low: $550 CAD|High: $3,869 CAD|Avg: $2,247 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$550 CAD
Retailer 2$1,142 CAD
Retailer 4$2,996 CAD
Brilliant Earth$3,869 CAD

23 data points across 4 retailers

4 retailers$550 CAD to $3,869 CAD

A
Cheapest Retailer
-
$550 CAD
$394 USD
Final sale: no returns
A
Retailer 2
-
$1,142 CAD
£644 GBP
View
Retailer 3
-
$2,996 CAD
$2,145 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21706818A · Oct 28
$3,869 CAD
$2,770 USD
View
3 more retailers have this diamond
Prices start from $550 CADSave up to $3,319 CAD

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
3.06ct Marquise
$550 CAD