CaratHunter
Plans
Cushion|Lab Grown|IGI

1.50ct G SI2 Cushion Lab Grown Diamond

EX • G/SI2 • IGI LG476154411

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG476154411

Diamond specifications and retailer prices

From $654 CAD
$468 USD
As of October 30, 2026
Save $1,693 CAD (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,347 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG476154411 or 476154411. Listed at 5 retailers as of October 29, 2026, with prices from $654 to $2,347, a $1,693 spread on the same certified stone. MOH London lists it at $2,347. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476154411
Dimensions7.89 × 6.37 × 4.09 mm
L/W Ratio1.24
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
7.89 mm6.37 mm1.50 ctG / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476154411
Side View
Table 57.0%Crown 36.8°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 64.2%

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 30
Current: $2,347 CAD|Low: $654 CAD|High: $2,363 CAD|Avg: $1,147 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$654 CAD
Retailer 3$931 CAD
Retailer 4$961 CAD
Retailer 2$1,073 CAD
MOH London$2,347 CAD

42 data points across 5 retailers

5 retailers$654 CAD to $2,347 CAD

A
Cheapest Retailer
-
$654 CAD
$468 USD
B+
Retailer 2
-
$931 CAD
€635 EUR
View
B+
Retailer 3
-
$961 CAD
$688 USD
View
B+
Retailer 4
-
$1,073 CAD
£605 GBP
View
Most Expensive
B
MOH London
LG476154411 · Oct 29
$2,347 CAD
£1,323 GBP
View
4 more retailers have this diamond
Prices start from $654 CADSave up to $1,693 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 Cushion
$654 CAD