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Round|Lab Grown|IGI

4.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG673407355

Shape and cutting style on the report: Round brilliant

Certificate IGI LG673407355

Diamond specifications and retailer prices

From $779 CAD
$558 USD
As of October 31, 2026
Save $4,571 CAD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,350 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4ct lab-grown round diamond

This 4ct lab-grown round 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 LG673407355 or 673407355. Listed at 14 retailers as of October 29, 2026, with prices from $779 to $5,350, a $4,571 spread on the same certified stone. Brilliant Earth lists it at $5,350. 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

4.00
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG673407355
Dimensions10.18 × 10.11 × 6.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm10.11 mm4.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG673407355
Side View
Table 57.0%Crown 35.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.3%

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 31
Current: $5,350 CAD|Low: $779 CAD|High: $6,021 CAD|Avg: $2,030 CAD|-11.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 2$779 CAD
Retailer 3$779 CAD
Retailer 8$978 CAD
Retailer 14$1,002 CAD
Retailer 4$1,222 CAD
Retailer 7$1,260 CAD
Retailer 10$1,285 CAD
Retailer 5$1,355 CAD
Retailer 6$1,694 CAD
Retailer 12$2,094 CAD
Retailer 9$2,505 CAD
Retailer 11$2,878 CAD
Retailer 13$3,171 CAD
Brilliant Earth$5,350 CAD

36 data points across 14 retailers

14 retailers$779 CAD to $5,350 CAD

Retailer 1
-
$779 CAD
$558 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$779 CAD
$558 USD
View
A
Retailer 3
-
$978 CAD
$700 USD
View
Retailer 4
-
$1,002 CAD
£565 GBP
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$1,222 CAD
$875 USD
View
A
Retailer 6
-
$1,260 CAD
€859 EUR
View
A
Retailer 7
-
$1,285 CAD
£724 GBP
View
A
Retailer 8
-
$1,355 CAD
$970 USD
View
B+
Retailer 9
-
$1,694 CAD
$1,213 USD
View
B
Retailer 10
-
$2,094 CAD
$1,499 USD
View
B+
Retailer 11
-
$2,505 CAD
$1,793 USD
View
B
Retailer 12
-
$2,878 CAD
£1,622 GBP
View
Retailer 13
-
$3,171 CAD
$2,270 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
12844998A · Oct 29
$5,350 CAD
$3,830 USD
View
13 more retailers have this diamond
Prices start from $779 CADSave up to $4,571 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
4.00ct Round
$779 CAD