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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 $515 USD
As of November 1, 2026
Save $2,375 USD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,890 USD 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 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 October 31, 2026, with prices from $515 to $2,890, a $2,375 spread on the same certified stone. Brilliant Earth lists it at $2,890. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,890 USD|Low: $472 USD|High: $3,620 USD|Avg: $1,479 USD|-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 2, 2026
Retailer 13$515 USD
Retailer 19$602 USD
Retailer 16$670 USD
Retailer 3$738 USD
Retailer 18$764 USD
Retailer 15$837 USD
Retailer 12$855 USD
Retailer 2$903 USD
Retailer 5$1,075 USD
Retailer 7$1,212 USD
Retailer 17$1,219 USD
Retailer 9$1,716 USD
Retailer 6$1,745 USD
Retailer 8$1,790 USD
Retailer 4$1,902 USD
Retailer 14$1,923 USD
Retailer 11$2,488 USD
Retailer 10$2,590 USD
Brilliant Earth$2,890 USD

35 data points across 19 retailers

19 retailers$515 USD to $2,890 USD

A
Cheapest Retailer
-
$515 USD
Final sale: no returns
A
Retailer 2
-
$602 USD
HK$4,700 HKD
View
A
Retailer 3
-
$670 USD
View
A
Retailer 4
-
$738 USD
View
A
Retailer 5
-
$764 USD
View
A
Retailer 6
-
$837 USD
€797 EUR
View
A
Retailer 7
-
$855 USD
£673 GBP
View
A
Retailer 8
-
$903 USD
ZAR 14,580 ZAR
View
A
Retailer 9
-
$1,075 USD
View
A
Retailer 10
-
$1,212 USD
View
A
Retailer 11
-
$1,219 USD
A$1,875 AUD
View
B+
Retailer 12
-
$1,716 USD
View
B+
Retailer 13
-
$1,745 USD
SGD 2,358 SGD
View
B+
Retailer 14
-
$1,790 USD
View
B+
Retailer 15
-
$1,902 USD
View
B+
Retailer 16
-
$1,923 USD
£1,514 GBP
View
Retailer 17
-
$2,488 USD
A$3,828 AUD
View
Price last confirmed 28 days ago
Retailer 18
-
$2,590 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
15599248A · Oct 31
$2,890 USD
View
18 more retailers have this diamond
Prices start from $515 USDSave up to $2,375 USD

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
$515 USD