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Cushion|Lab Grown|IGI

1.54ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG742544026

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG742544026

Diamond specifications and retailer prices

From $1,118 NZD
As of November 4, 2026
Save $6,830 NZD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $7,948 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG742544026 or 742544026. Listed at 21 retailers as of November 4, 2026, with prices from $1,118 to $7,948, a $6,830 spread on the same certified stone. Brilliant Earth lists it at $7,948. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742544026
Dimensions7.96 × 5.76 × 3.96 mm
L/W Ratio1.38
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
7.96 mm5.76 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742544026
Side View
Table 57.0%Crown 39.3°Girdle: STK-THKPavilion 34.4°Culet: NoneDepth 68.8%

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 4
Current: $7,948 NZD|Low: $1,118 NZD|High: $7,948 NZD|Avg: $3,279 NZD|+6.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 9$1,118 NZD
Retailer 7$1,306 NZD
Retailer 13$1,428 NZD
Retailer 4$1,659 NZD
Retailer 8$1,880 NZD
Retailer 2$1,912 NZD
Retailer 11$2,134 NZD
Retailer 10$2,812 NZD
Retailer 14$2,883 NZD
Retailer 6$4,307 NZD
Retailer 5$4,439 NZD
Retailer 3$4,701 NZD
Retailer 12$5,372 NZD
Brilliant Earth$7,948 NZD

35 data points across 14 retailers

21 retailers$1,118 NZD to $7,948 NZD

A
Cheapest Retailer
-
$1,118 NZD
Final sale: no returns
Retailer 2
-
$1,238 NZD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$1,306 NZD
View
A
Retailer 4
-
$1,428 NZD
View
A
Retailer 5
-
$1,620 NZD
View
A
Retailer 6
-
$1,659 NZD
View
A
Retailer 7
-
$1,880 NZD
View
A
Retailer 8
-
$1,912 NZD
View
A
Retailer 9
-
$2,015 NZD
View
A
Retailer 10
-
$2,134 NZD
View
B+
Retailer 11
-
$2,812 NZD
View
B+
Retailer 12
-
$2,883 NZD
View
B+
Retailer 13
-
$3,594 NZD
View
B+
Retailer 14
-
$3,986 NZD
View
B+
Retailer 15
-
$4,011 NZD
View
B+
Retailer 16
-
$4,169 NZD
View
B+
Retailer 17
-
$4,307 NZD
View
Retailer 18
-
$4,439 NZD
View
Price last confirmed 28 days ago
Retailer 19
-
$4,701 NZD
View
Price last confirmed 17 days ago
B+
Retailer 20
-
$5,372 NZD
View
Most Expensive
B
Brilliant Earth
16392325A · Nov 4
$7,948 NZD
$4,480 USD
View
20 more retailers have this diamond
Prices start from $1,118 NZDSave up to $6,830 NZD

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
$1,118 NZD