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Cushion|Lab Grown|IGI

1.53ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG764699670

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG764699670

Diamond specifications and retailer prices

From $419 USD
As of October 30, 2026
Save $2,471 USD (86%) vs most expensive(unlock to see where)
21 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 LG764699670 or 764699670. Listed at 21 retailers as of October 30, 2026, with prices from $419 to $2,890, a $2,471 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764699670
Dimensions6.60 × 6.28 × 4.17 mm
L/W Ratio1.05
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
6.60 mm6.28 mm1.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764699670
Side View
Table 64.0%Crown 37.8°Girdle: STK-THKPavilion 34.3°Culet: NoneDepth 66.4%

Caratlytics Score

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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: $2,890 USD|Low: $419 USD|High: $4,060 USD|Avg: $1,505 USD|-28.8%
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
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 12$419 USD
Retailer 4$465 USD
Retailer 19$550 USD
Retailer 7$718 USD
Retailer 2$735 USD
Retailer 18$738 USD
Retailer 16$798 USD
Retailer 13$840 USD
Retailer 6$1,058 USD
Retailer 15$1,078 USD
Retailer 5$1,166 USD
Retailer 11$1,532 USD
Retailer 9$1,740 USD
Retailer 20$1,745 USD
Retailer 8$1,751 USD
Retailer 10$1,798 USD
Retailer 17$1,817 USD
Retailer 14$2,452 USD
Retailer 3$2,630 USD
Brilliant Earth$2,890 USD

33 data points across 20 retailers

21 retailers$419 USD to $2,890 USD

A
Cheapest Retailer
-
$419 USD
Final sale: no returns
A
Retailer 2
-
$465 USD
View
A
Retailer 3
-
$550 USD
View
A
Retailer 4
-
$718 USD
View
A
Retailer 5
-
$735 USD
€700 EUR
View
A
Retailer 6
-
$738 USD
View
A
Retailer 7
-
$798 USD
ZAR 12,897 ZAR
View
A
Retailer 8
-
$840 USD
£661 GBP
View
A
Retailer 9
-
$1,058 USD
View
A
Retailer 10
-
$1,078 USD
A$1,659 AUD
View
A
Retailer 11
-
$1,166 USD
View
B+
Retailer 12
-
$1,532 USD
View
B+
Retailer 13
-
$1,620 USD
View
B+
Retailer 14
-
$1,740 USD
View
B+
Retailer 15
-
$1,745 USD
SGD 2,358 SGD
View
B+
Retailer 16
-
$1,751 USD
View
B+
Retailer 17
-
$1,798 USD
£1,416 GBP
View
B+
Retailer 18
-
$1,817 USD
£1,431 GBP
View
B
Retailer 19
-
$2,452 USD
A$3,773 AUD
View
Retailer 20
-
$2,630 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
17837298A · Oct 31
$2,890 USD
View
20 more retailers have this diamond
Prices start from $419 USDSave up to $2,471 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
$419 USD