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Cushion|Lab Grown|IGI

1.35ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG773614842

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

Certificate IGI LG773614842

Diamond specifications and retailer prices

From $449 USD
As of November 4, 2026
Save $3,111 USD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,560 USD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.35ct lab-grown cushion diamond

This 1.35ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG773614842 or 773614842. Listed at 16 retailers as of November 3, 2026, with prices from $449 to $3,560, a $3,111 spread on the same certified stone. Do Amore Diamonds lists it at $3,560. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773614842
Dimensions6.56 × 6.50 × 4.33 mm
L/W Ratio1.01
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
6.56 mm6.50 mm1.35 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773614842
Side View
Table 62.0%Crown 34.8°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 66.6%

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: Nov 4
Current: $3,560 USD|Low: $449 USD|High: $4,390 USD|Avg: $1,361 USD|-18.9%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 17
November 5, 2026
Retailer 5$449 USD
Retailer 15$498 USD
Retailer 17$678 USD
Retailer 16$734 USD
Retailer 14$755 USD
Retailer 4$764 USD
Retailer 7$788 USD
Retailer 10$899 USD
Retailer 11$947 USD
Retailer 9$1,000 USD
Retailer 12$1,339 USD
Retailer 13$1,785 USD
Retailer 3$1,827 USD
Retailer 8$1,915 USD
Retailer 6$1,948 USD
Retailer 2$2,012 USD
Do Amore Diamonds$3,560 USD

45 data points across 17 retailers

16 retailers$449 USD to $3,560 USD

A
Cheapest Retailer
-
$449 USD
Final sale: no returns
Retailer 2
-
$498 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$678 USD
View
A
Retailer 4
-
$734 USD
View
A
Retailer 5
-
$755 USD
View
A
Retailer 6
-
$764 USD
View
A
Retailer 7
-
$788 USD
View
A
Retailer 8
-
$899 USD
View
A
Retailer 9
-
$947 USD
View
B+
Retailer 10
-
$1,339 USD
View
B+
Retailer 11
-
$1,785 USD
View
B
Retailer 12
-
$1,827 USD
View
B
Retailer 13
-
$1,915 USD
View
B
Retailer 14
-
$1,948 USD
View
B+
Retailer 15
-
$2,012 USD
View
Most Expensive
B
Do Amore Diamonds
27-68A71681B · Nov 3
$3,560 USD
View
15 more retailers have this diamond
Prices start from $449 USDSave up to $3,111 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
1.35ct Cushion
$449 USD