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Round|Lab Grown|IGI

3.61ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG608366181

Shape and cutting style on the report: Round brilliant

Certificate IGI LG608366181

Diamond specifications and retailer prices

From $1,216 CAD
€829 EUR
As of October 29, 2026
Save $2,765 CAD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,981 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.61ct lab-grown round diamond

This 3.61ct 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 LG608366181 or 608366181. Listed at 14 retailers as of October 29, 2026, with prices from $1,216 to $3,981, a $2,765 spread on the same certified stone. Brilliant Earth lists it at $3,981. 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

3.61
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG608366181
Dimensions9.83 × 9.80 × 6.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.83 mm9.80 mm3.61 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG608366181
Side View
Table 57.0%Crown 35.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

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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 29
Current: $3,981 CAD|Low: $753 CAD|High: $4,233 CAD|Avg: $1,783 CAD|-5.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3$753 CAD
Retailer 11$1,020 CAD
Retailer 5$1,216 CAD
Retailer 7$1,243 CAD
Retailer 10$1,372 CAD
Retailer 8$1,415 CAD
Retailer 2$1,469 CAD
Retailer 9$1,640 CAD
Retailer 6$2,283 CAD
Retailer 4$3,711 CAD
Brilliant Earth$3,981 CAD

36 data points across 11 retailers

14 retailers$1,216 CAD to $3,981 CAD

Retailer 1
-
$608 CAD
$435 USD
Price last confirmed 37 days ago
Retailer 2
-
$680 CAD
$487 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$743 CAD
$532 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$1,020 CAD
£575 GBP
View
Price last confirmed 23 days ago
A
Retailer 5
-
$1,216 CAD
€829 EUR
View
B+
Retailer 6
-
$1,243 CAD
$890 USD
View
B+
Retailer 7
-
$1,372 CAD
$982 USD
View
A
Retailer 8
-
$1,415 CAD
$1,013 USD
View
B+
Retailer 9
-
$1,469 CAD
£828 GBP
View
B+
Retailer 10
-
$1,640 CAD
$1,174 USD
View
B
Retailer 11
-
$2,283 CAD
$1,634 USD
View
Retailer 12
-
$2,422 CAD
$1,734 USD
View
Price last confirmed 34 days ago
B
Retailer 13
-
$3,711 CAD
£2,092 GBP
View
Most Expensive
B
Brilliant Earth
8695424A · Oct 29
$3,981 CAD
$2,850 USD
View
13 more retailers have this diamond
Prices start from $1,216 CADSave up to $2,765 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
3.61ct Round
$1,216 CAD