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Round|Lab Grown|IGI

1.50ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG450028066

Shape and cutting style on the report: Round brilliant

Certificate IGI LG450028066

Diamond specifications and retailer prices

From $1,159 CAD
As of November 5, 2026
Save $5,925 CAD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,084 CAD at MOH London · As of November 5, 2026
View at MOH London

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG450028066 or 450028066. Listed at 12 retailers as of November 5, 2026, with prices from $1,159 to $7,084, a $5,925 spread on the same certified stone. MOH London lists it at $7,084. 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

1.50
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG450028066
Dimensions7.49 × 7.47 × 4.34 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD). Type IIa
Top View
7.49 mm7.47 mm1.50 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG450028066
Side View
Table 62.0%Crown 32°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
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: Nov 5
Current: $7,084 CAD|Low: $1,159 CAD|High: $7,199 CAD|Avg: $3,584 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 4$1,159 CAD
Retailer 5$1,906 CAD
Retailer 8$2,133 CAD
Retailer 6$2,211 CAD
Retailer 9$2,451 CAD
Retailer 10$3,026 CAD
Retailer 7$3,494 CAD
Retailer 2$3,973 CAD
Retailer 11$4,121 CAD
Retailer 3$6,328 CAD
MOH London$7,084 CAD

39 data points across 11 retailers

12 retailers$1,159 CAD to $7,084 CAD

A
Cheapest Retailer
-
$1,159 CAD
B+
Retailer 2
-
$1,906 CAD
View
B+
Retailer 3
-
$2,074 CAD
View
B+
Retailer 4
-
$2,133 CAD
View
Final sale: no returns
Retailer 5
-
$2,211 CAD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,211 CAD
View
B
Retailer 7
-
$2,451 CAD
View
B
Retailer 8
-
$3,494 CAD
View
B
Retailer 9
-
$3,973 CAD
View
B
Retailer 10
-
$4,121 CAD
View
B
Retailer 11
-
$4,144 CAD
View
Most Expensive
B
MOH London
LG450028066 · Nov 5
$7,084 CAD
£3,994 GBP
View
11 more retailers have this diamond
Prices start from $1,159 CADSave up to $5,925 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
$1,159 CAD