CaratHunter
Plans
Cushion|Lab Grown|IGI

1.72ct E SI2 Cushion Lab Grown Diamond

ID • E/SI2 • IGI LG529247764

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG529247764

Diamond specifications and retailer prices

From $431 CAD
$308 USD
As of October 28, 2026
Save $1,492 CAD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,923 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct lab-grown cushion diamond

This 1.72ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG529247764 or 529247764. Listed at 12 retailers as of October 28, 2026, with prices from $431 to $1,923, a $1,492 spread on the same certified stone. MOH London lists it at $1,923. 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

1.72
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529247764
Dimensions7.08 × 6.94 × 4.64 mm
L/W Ratio1.02
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
7.08 mm6.94 mm1.72 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529247764
Side View
Table 62.5%Crown 35.4°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 66.9%

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 28
Current: $1,923 CAD|Low: $431 CAD|High: $1,936 CAD|Avg: $942 CAD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 11$431 CAD
Retailer 9$477 CAD
Retailer 5$615 CAD
Retailer 10$641 CAD
Retailer 2$837 CAD
Retailer 3$855 CAD
Retailer 4$857 CAD
Retailer 7$1,216 CAD
Retailer 6$1,344 CAD
Retailer 8$1,624 CAD
MOH London$1,923 CAD

43 data points across 11 retailers

12 retailers$431 CAD to $1,923 CAD

A
Cheapest Retailer
-
$431 CAD
$308 USD
Final sale: no returns
A
Retailer 2
-
$477 CAD
$341 USD
View
A
Retailer 3
-
$615 CAD
£346 GBP
View
B+
Retailer 4
-
$641 CAD
$458 USD
View
A
Retailer 5
-
$731 CAD
$522 USD
View
A
Retailer 6
-
$837 CAD
£471 GBP
View
B+
Retailer 7
-
$855 CAD
$611 USD
View
B+
Retailer 8
-
$857 CAD
€583 EUR
View
B+
Retailer 9
-
$1,216 CAD
$869 USD
View
B+
Retailer 10
-
$1,344 CAD
$960 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$1,624 CAD
$1,160 USD
View
Most Expensive
B
MOH London
LG529247764 · Oct 29
$1,923 CAD
£1,082 GBP
View
11 more retailers have this diamond
Prices start from $431 CADSave up to $1,492 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
1.72ct Cushion
$431 CAD