CaratHunter
Plans
Emerald|Lab Grown|IGI

1.09ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • IGI LG848640504

Shape and cutting style on the report: Emerald cut

Certificate IGI LG848640504

Diamond specifications and retailer prices

From $402 CAD
£226 GBP
As of October 30, 2026
Save $340 CAD (46%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $742 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.09ct lab-grown emerald diamond

This 1.09ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG848640504 or 848640504. Listed at 2 retailers as of October 30, 2026, with prices from $402 to $742, a $340 spread on the same certified stone. Brilliant Earth lists it at $742. 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

1.09
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848640504
Dimensions6.94 × 4.85 × 3.31 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.94 mm4.85 mm1.09 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848640504
Side View
Table 61.0%Crown 36.1°Girdle: MediumPavilion 40°Culet: LargeDepth 68.2%

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: $742 CAD|Low: $399 CAD|High: $742 CAD|Avg: $486 CAD
Brilliant Earth
Retailer 2
October 30, 2026
Retailer 2$402 CAD
Brilliant Earth$742 CAD

3 data points across 2 retailers

2 retailers$402 CAD to $742 CAD

A
Cheapest Retailer
-
$402 CAD
£226 GBP
Most Expensive
B
Brilliant Earth
22331280A · Oct 30
$742 CAD
$530 USD
View
1 more retailer has this diamond
Prices start from $402 CADSave up to $340 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
1.09ct Emerald
$402 CAD