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Cushion|Lab Grown|IGI

3.07ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG729590207

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG729590207

Diamond specifications and retailer prices

From $1,529 USD
As of October 29, 2026
Save $9,031 USD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,560 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.07ct lab-grown cushion diamond

This 3.07ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729590207 or 729590207. Listed at 20 retailers as of October 29, 2026, with prices from $1,529 to $10,560, a $9,031 spread on the same certified stone. Do Amore Diamonds lists it at $10,560. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.07
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729590207
Dimensions9.77 × 7.79 × 5.13 mm
L/W Ratio1.25
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
9.77 mm7.79 mm3.07 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729590207
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 65.9%

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 29
Current: $10,560 USD|Low: $1,529 USD|High: $10,560 USD|Avg: $4,632 USD|+6.9%
Do Amore Diamonds
Retailer 2
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Retailer 20
October 30, 2026
Retailer 5$1,529 USD
Retailer 20$1,695 USD
Retailer 7$1,900 USD
Retailer 4$1,933 USD
Retailer 13$2,146 USD
Retailer 15$2,300 USD
Retailer 17$2,464 USD
Retailer 11$2,775 USD
Retailer 16$3,535 USD
Retailer 18$3,673 USD
Retailer 8$4,159 USD
Retailer 6$4,187 USD
Retailer 2$4,304 USD
Retailer 19$4,917 USD
Retailer 14$5,400 USD
Retailer 9$5,560 USD
Retailer 3$5,583 USD
Retailer 12$7,450 USD
Retailer 10$10,425 USD
Do Amore Diamonds$10,560 USD

32 data points across 20 retailers

20 retailers$1,529 USD to $10,560 USD

A
Cheapest Retailer
-
$1,529 USD
Final sale: no returns
A
Retailer 2
-
$1,695 USD
View
A
Retailer 3
-
$1,900 USD
View
A
Retailer 4
-
$1,933 USD
HK$15,100 HKD
View
A
Retailer 5
-
$2,146 USD
£1,690 GBP
View
A
Retailer 6
-
$2,300 USD
View
A
Retailer 7
-
$2,464 USD
€2,347 EUR
View
A
Retailer 8
-
$2,775 USD
View
A
Retailer 9
-
$3,535 USD
ZAR 57,109 ZAR
View
A
Retailer 10
-
$3,673 USD
£2,892 GBP
View
Retailer 11
-
$4,159 USD
A$6,398 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
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$4,187 USD
View
A
Retailer 13
-
$4,304 USD
View
B+
Retailer 14
-
$4,917 USD
£3,872 GBP
View
B+
Retailer 15
-
$5,400 USD
View
Retailer 16
-
$5,560 USD
View
Price last confirmed 11 days ago
B+
Retailer 17
-
$5,583 USD
SGD 7,545 SGD
View
B+
Retailer 18
-
$7,450 USD
View
Retailer 19
-
$10,425 USD
A$16,038 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
Do Amore Diamonds
27-15EF6925D · Oct 30
$10,560 USD
View
19 more retailers have this diamond
Prices start from $1,529 USDSave up to $9,031 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
3.07ct Cushion
$1,529 USD