CaratHunter
Plans
Marquise|Lab Grown|IGI

3.19ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG844675505

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844675505

Diamond specifications and retailer prices

From $557 CAD
$399 USD
As of October 29, 2026
Save $4,150 CAD (88%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,708 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.19ct lab-grown marquise diamond

This 3.19ct 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 LG844675505 or 844675505. Listed at 3 retailers as of October 29, 2026, with prices from $557 to $4,708, a $4,150 spread on the same certified stone. Brilliant Earth lists it at $4,708. 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

3.19
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844675505
Dimensions14.93 × 7.85 × 4.84 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.93 mm7.85 mm3.19 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844675505
Side View
Table 62.0%Crown 35.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.7%

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: $4,708 CAD|Low: $557 CAD|High: $4,708 CAD|Avg: $1,101 CAD
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$557 CAD
Retailer 2$1,150 CAD
Brilliant Earth$4,708 CAD

15 data points across 3 retailers

3 retailers$557 CAD to $4,708 CAD

A
Cheapest Retailer
-
$557 CAD
$399 USD
Final sale: no returns
A
Retailer 2
-
$1,150 CAD
£648 GBP
View
Most Expensive
B
Brilliant Earth
22003146A · Oct 30
$4,708 CAD
$3,370 USD
View
2 more retailers have this diamond
Prices start from $557 CADSave up to $4,150 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
3.19ct Marquise
$557 CAD