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Round|Lab Grown|IGI

1.50ct E SI1 Round Lab Grown Diamond

GD • E/SI1 • IGI LG772629927

Shape and cutting style on the report: Round brilliant

Certificate IGI LG772629927

Diamond specifications and retailer prices

From $286 CAD
$204 USD
As of October 29, 2026
Save $1,702 CAD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,987 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG772629927 or 772629927. Listed at 16 retailers as of October 29, 2026, with prices from $286 to $1,987, a $1,702 spread on the same certified stone. Brilliant Earth lists it at $1,987. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
E
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772629927
Dimensions7.07 × 7.15 × 4.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.07 mm7.15 mm1.50 ctE / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772629927
Side View
Table 59.0%Crown 37.6°Girdle: MED-STKPavilion 42.9°Culet: NoneDepth 66.7%

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: $1,987 CAD|Low: $274 CAD|High: $2,043 CAD|Avg: $786 CAD|-2.7%
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 29, 2026
Retailer 12$286 CAD
Retailer 14$321 CAD
Retailer 4$332 CAD
Retailer 6$354 CAD
Retailer 13$354 CAD
Retailer 9$591 CAD
Retailer 8$616 CAD
Retailer 2$649 CAD
Retailer 3$712 CAD
Retailer 11$885 CAD
Retailer 10$1,036 CAD
Retailer 5$1,141 CAD
Retailer 7$1,667 CAD
Brilliant Earth$1,987 CAD

43 data points across 14 retailers

16 retailers$286 CAD to $1,987 CAD

A
Cheapest Retailer
-
$286 CAD
$204 USD
B+
Retailer 2
-
$321 CAD
$229 USD
View
Final sale: no returns
B+
Retailer 3
-
$332 CAD
$237 USD
View
B+
Retailer 4
-
$354 CAD
$253 USD
View
B+
Retailer 5
-
$354 CAD
$253 USD
View
B
Retailer 6
-
$479 CAD
$342 USD
View
B+
Retailer 7
-
$588 CAD
$420 USD
View
B+
Retailer 8
-
$591 CAD
€402 EUR
View
B+
Retailer 9
-
$616 CAD
£346 GBP
View
B+
Retailer 10
-
$649 CAD
£365 GBP
View
B+
Retailer 11
-
$712 CAD
$509 USD
View
B
Retailer 12
-
$885 CAD
$632 USD
View
B
Retailer 13
-
$1,036 CAD
$740 USD
View
B
Retailer 14
-
$1,141 CAD
$815 USD
View
B
Retailer 15
-
$1,667 CAD
£938 GBP
View
Most Expensive
C
Brilliant Earth
21312837A · Oct 29
$1,987 CAD
$1,420 USD
View
15 more retailers have this diamond
Prices start from $286 CADSave up to $1,702 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
1.50ct Round
$286 CAD