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Round|Lab Grown|IGI

1.50ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG818686782

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686782

Diamond specifications and retailer prices

From $279 CAD
As of November 5, 2026
Save $1,337 CAD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,616 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818686782 or 818686782. Listed at 15 retailers as of November 5, 2026, with prices from $279 to $1,616, a $1,337 spread on the same certified stone. MOH London lists it at $1,616. 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
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686782
Dimensions7.43 × 7.38 × 4.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm7.38 mm1.50 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686782
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.8%

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: $1,616 CAD|Low: $279 CAD|High: $1,641 CAD|Avg: $846 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 6, 2026
Retailer 9$279 CAD
Retailer 10$346 CAD
Retailer 8$578 CAD
Retailer 11$602 CAD
Retailer 2$613 CAD
Retailer 6$627 CAD
Retailer 7$978 CAD
Retailer 4$1,117 CAD
Retailer 5$1,187 CAD
Retailer 3$1,189 CAD
MOH London$1,616 CAD

46 data points across 11 retailers

15 retailers$279 CAD to $1,616 CAD

A
Cheapest Retailer
-
$279 CAD
A
Retailer 2
-
$324 CAD
View
Retailer 3
-
$346 CAD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$346 CAD
View
A
Retailer 5
-
$578 CAD
View
B+
Retailer 6
-
$602 CAD
View
A
Retailer 7
-
$613 CAD
View
A
Retailer 8
-
$627 CAD
View
B+
Retailer 9
-
$630 CAD
View
B+
Retailer 10
-
$978 CAD
View
B
Retailer 11
-
$1,114 CAD
View
B
Retailer 12
-
$1,117 CAD
View
B
Retailer 13
-
$1,187 CAD
View
B
Retailer 14
-
$1,189 CAD
View
Most Expensive
B
MOH London
LG818686782 · Nov 5
$1,616 CAD
£911 GBP
View
14 more retailers have this diamond
Prices start from $279 CADSave up to $1,337 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
$279 CAD