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Cushion|Lab Grown|IGI

1.72ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG480152392

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG480152392

Diamond specifications and retailer prices

From $603 CAD
$432 USD
As of October 25, 2026
Save $3,713 CAD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,316 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG480152392 or 480152392. Listed at 11 retailers as of October 25, 2026, with prices from $603 to $4,316, a $3,713 spread on the same certified stone. Do Amore Diamonds lists it at $4,316. 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
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480152392
Dimensions7.54 × 6.74 × 4.42 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.54 mm6.74 mm1.72 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480152392
Side View
Table 64.5%Crown 32.4°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 65.6%

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 25
Current: $4,316 CAD|Low: $603 CAD|High: $4,316 CAD|Avg: $1,602 CAD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 7$603 CAD
Retailer 6$698 CAD
Retailer 3$855 CAD
Retailer 9$971 CAD
Retailer 10$971 CAD
Retailer 2$1,196 CAD
Retailer 8$1,900 CAD
Retailer 5$2,617 CAD
Retailer 4$3,019 CAD
Do Amore Diamonds$4,316 CAD

44 data points across 10 retailers

11 retailers$603 CAD to $4,316 CAD

A
Cheapest Retailer
-
$603 CAD
$432 USD
A
Retailer 2
-
$694 CAD
$497 USD
View
A
Retailer 3
-
$698 CAD
$500 USD
View
A
Retailer 4
-
$855 CAD
£482 GBP
View
A
Retailer 5
-
$971 CAD
$695 USD
View
A
Retailer 6
-
$971 CAD
$695 USD
View
B+
Retailer 7
-
$1,196 CAD
£674 GBP
View
B
Retailer 8
-
$1,900 CAD
$1,360 USD
View
B
Retailer 9
-
$2,617 CAD
£1,475 GBP
View
B
Retailer 10
-
$3,019 CAD
View
Most Expensive
B
Do Amore Diamonds
27-EE311796C · Oct 31
$4,316 CAD
$3,090 USD
View
10 more retailers have this diamond
Prices start from $603 CADSave up to $3,713 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
$603 CAD