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Cushion|Lab Grown|IGI

1.29ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG733535028

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG733535028

Diamond specifications and retailer prices

From $336 USD
As of October 28, 2026
Save $2,334 USD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,670 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG733535028 or 733535028. Listed at 9 retailers as of October 28, 2026, with prices from $336 to $2,670, a $2,334 spread on the same certified stone. Do Amore Diamonds lists it at $2,670. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733535028
Dimensions7.02 × 5.99 × 3.97 mm
L/W Ratio1.17
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
7.02 mm5.99 mm1.29 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733535028
Side View
Table 62.0%Crown 35°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 66.3%

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 28
Current: $2,670 USD|Low: $336 USD|High: $2,670 USD|Avg: $1,158 USD
Do Amore Diamonds
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
October 28, 2026
Retailer 12$336 USD
Retailer 9$373 USD
Retailer 8$497 USD
Retailer 2$500 USD
Retailer 14$666 USD
Retailer 13$700 USD
Retailer 7$1,020 USD
Retailer 3$1,097 USD
Retailer 6$1,112 USD
Retailer 10$1,220 USD
Retailer 5$1,280 USD
Retailer 11$1,720 USD
Retailer 4$2,441 USD
Do Amore Diamonds$2,670 USD

14 data points across 14 retailers

9 retailers$336 USD to $2,670 USD

A
Cheapest Retailer
-
$336 USD
Final sale: no returns
A
Retailer 2
-
$373 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$497 USD
View
A
Retailer 4
-
$500 USD
View
A
Retailer 5
-
$700 USD
View
B+
Retailer 6
-
$1,020 USD
View
B+
Retailer 7
-
$1,220 USD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$1,720 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-8751201EF · Oct 29
$2,670 USD
View
8 more retailers have this diamond
Prices start from $336 USDSave up to $2,334 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
1.29ct Cushion
$336 USD