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Cushion|Lab Grown|IGI

1.53ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG726508509

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG726508509

Diamond specifications and retailer prices

From $837 NZD
As of November 4, 2026
Save $4,290 NZD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,127 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.53ct lab-grown cushion diamond

This 1.53ct 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 LG726508509 or 726508509. Listed at 19 retailers as of November 4, 2026, with prices from $837 to $5,127, a $4,290 spread on the same certified stone. Brilliant Earth lists it at $5,127. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726508509
Dimensions7.52 × 6.23 × 4.23 mm
L/W Ratio1.21
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
7.52 mm6.23 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726508509
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 37°Culet: NoneDepth 67.9%

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: Nov 4
Current: $5,127 NZD|Low: $837 NZD|High: $6,422 NZD|Avg: $2,597 NZD|-20.2%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 12$837 NZD
Retailer 19$1,066 NZD
Retailer 16$1,189 NZD
Retailer 3$1,309 NZD
Retailer 18$1,355 NZD
Retailer 15$1,483 NZD
Retailer 2$1,515 NZD
Retailer 13$1,600 NZD
Retailer 5$1,907 NZD
Retailer 7$2,148 NZD
Retailer 17$2,161 NZD
Retailer 9$3,042 NZD
Retailer 6$3,094 NZD
Retailer 8$3,175 NZD
Retailer 4$3,374 NZD
Retailer 14$3,410 NZD
Retailer 11$4,414 NZD
Retailer 10$4,595 NZD
Brilliant Earth$5,127 NZD

36 data points across 19 retailers

19 retailers$837 NZD to $5,127 NZD

A
Cheapest Retailer
-
$837 NZD
Final sale: no returns
A
Retailer 2
-
$1,066 NZD
View
A
Retailer 3
-
$1,189 NZD
View
A
Retailer 4
-
$1,309 NZD
View
A
Retailer 5
-
$1,355 NZD
View
A
Retailer 6
-
$1,483 NZD
View
A
Retailer 7
-
$1,515 NZD
View
A
Retailer 8
-
$1,600 NZD
View
A
Retailer 9
-
$1,907 NZD
View
A
Retailer 10
-
$2,148 NZD
View
A
Retailer 11
-
$2,161 NZD
View
B+
Retailer 12
-
$3,042 NZD
View
B+
Retailer 13
-
$3,094 NZD
View
B+
Retailer 14
-
$3,175 NZD
View
B+
Retailer 15
-
$3,374 NZD
View
B+
Retailer 16
-
$3,410 NZD
View
Retailer 17
-
$4,414 NZD
View
Price last confirmed 31 days ago
Retailer 18
-
$4,595 NZD
View
Price last confirmed 17 days ago
Most Expensive
B
Brilliant Earth
15599248A · Nov 4
$5,127 NZD
$2,890 USD
View
18 more retailers have this diamond
Prices start from $837 NZDSave up to $4,290 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
1.53ct Cushion
$837 NZD