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Cushion|Lab Grown|IGI

1.54ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG724558688

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG724558688

Diamond specifications and retailer prices

From $686 CAD
$491 USD
As of October 30, 2026
Save $2,140 CAD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,311 CAD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG724558688 or 724558688. Listed at 16 retailers as of October 30, 2026, with a 312% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724558688
Dimensions6.82 × 6.80 × 4.48 mm
L/W Ratio1.00
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
6.82 mm6.80 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG724558688
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 65.9%

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: Oct 30
Current: $3,311 CAD|Low: $686 CAD|High: $3,360 CAD|Avg: $1,651 CAD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4$686 CAD
Retailer 11$761 CAD
Retailer 9$1,083 CAD
Retailer 3$1,097 CAD
Retailer 2$1,197 CAD
Retailer 6$1,236 CAD
Retailer 5$1,259 CAD
Retailer 8$1,309 CAD
Retailer 12$2,421 CAD
Retailer 7$2,814 CAD
Retailer 10$2,826 CAD
Rare Carat$3,311 CAD

44 data points across 12 retailers

16 retailers$686 CAD to $2,826 CAD

A
Cheapest Retailer
-
$686 CAD
$491 USD
Final sale: no returns
A
Retailer 2
-
$761 CAD
$545 USD
View
A
Retailer 3
-
$840 CAD
HK$4,700 HKD
View
A
Retailer 4
-
$1,083 CAD
$775 USD
View
A
Retailer 5
-
$1,097 CAD
$785 USD
View
A
Retailer 6
-
$1,197 CAD
$857 USD
View
A
Retailer 7
-
$1,236 CAD
€843 EUR
View
A
Retailer 8
-
$1,259 CAD
£709 GBP
View
A
Retailer 9
-
$1,309 CAD
ZAR 15,140 ZAR
View
A
Retailer 10
-
$1,538 CAD
$1,101 USD
View
B+
Retailer 11
-
$2,421 CAD
SGD 2,342 SGD
View
B+
Retailer 12
-
$2,495 CAD
$1,786 USD
View
B+
Retailer 13
-
$2,736 CAD
$1,959 USD
View
B+
Retailer 14
-
$2,814 CAD
£1,586 GBP
View
B+
Retailer 15
-
$2,826 CAD
$2,023 USD
View
Most Expensive
Rare Carat
240-895A · Oct 21
$3,311 CAD
$2,370 USD
View
Price last confirmed 9 days ago
15 more retailers have this diamond
Prices start from $686 CADSave up to $2,140 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
1.54ct Cushion
$686 CAD