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Cushion|Lab Grown|IGI

1.53ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG825633357

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

Certificate IGI LG825633357

Diamond specifications and retailer prices

From $793 NZD
$447 USD
As of October 30, 2026
Save $4,139 NZD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,933 NZD at Brilliant Earth · As of October 31, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825633357 or 825633357. Listed at 13 retailers as of October 30, 2026, with prices from $793 to $4,933, a $4,139 spread on the same certified stone. Brilliant Earth lists it at $4,933. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825633357
Dimensions6.76 × 6.62 × 4.40 mm
L/W Ratio1.02
Girdle conditionFaceted
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
6.76 mm6.62 mm1.53 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825633357
Side View
Table 62.0%Crown 35.1°Girdle: STK-VTKPavilion 40°Culet: NoneDepth 66.5%

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 30
Current: $4,933 NZD|Low: $793 NZD|High: $5,500 NZD|Avg: $2,534 NZD|-9.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10$793 NZD
Retailer 2$906 NZD
Retailer 7$1,144 NZD
Retailer 9$1,395 NZD
Retailer 5$1,445 NZD
Retailer 6$1,537 NZD
Retailer 4$1,906 NZD
Retailer 11$3,250 NZD
Retailer 8$3,293 NZD
Retailer 12$3,457 NZD
Retailer 3$4,170 NZD
Brilliant Earth$4,933 NZD

41 data points across 12 retailers

13 retailers$793 NZD to $4,933 NZD

A
Cheapest Retailer
-
$793 NZD
$447 USD
Final sale: no returns
A
Retailer 2
-
$906 NZD
£402 GBP
View
A
Retailer 3
-
$1,144 NZD
$645 USD
View
A
Retailer 4
-
$1,395 NZD
$786 USD
View
A
Retailer 5
-
$1,445 NZD
£641 GBP
View
A
Retailer 6
-
$1,537 NZD
€825 EUR
View
A
Retailer 7
-
$1,906 NZD
$1,074 USD
View
B+
Retailer 8
-
$2,892 NZD
$1,630 USD
View
B+
Retailer 9
-
$3,250 NZD
$1,832 USD
View
B+
Retailer 10
-
$3,293 NZD
$1,856 USD
View
B+
Retailer 11
-
$3,457 NZD
£1,534 GBP
View
Retailer 12
-
$4,170 NZD
$2,350 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21322589A · Oct 31
$4,933 NZD
$2,780 USD
View
12 more retailers have this diamond
Prices start from $793 NZDSave up to $4,139 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
$793 NZD