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Cushion|Lab Grown|IGI

3.06ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG655440920

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG655440920

Diamond specifications and retailer prices

From $1,345 USD
As of October 29, 2026
Save $9,325 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,670 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG655440920 or 655440920. Listed at 21 retailers as of October 29, 2026, with prices from $1,345 to $10,670, a $9,325 spread on the same certified stone. Do Amore Diamonds lists it at $10,670. 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

3.06
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655440920
Dimensions10.18 × 7.76 × 5.01 mm
L/W Ratio1.31
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
10.18 mm7.76 mm3.06 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655440920
Side View
Table 58.0%Crown 33.2°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 64.6%

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: Oct 29
Current: $10,670 USD|Low: $1,345 USD|High: $10,670 USD|Avg: $3,936 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
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Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 6$1,345 USD
Retailer 16$1,555 USD
Retailer 19$1,643 USD
Retailer 12$1,698 USD
Retailer 5$1,843 USD
Retailer 10$1,890 USD
Retailer 14$2,086 USD
Retailer 2$2,169 USD
Retailer 18$2,375 USD
Retailer 13$3,572 USD
Retailer 4$3,719 USD
Retailer 8$3,998 USD
Retailer 3$4,343 USD
Retailer 15$4,949 USD
Retailer 7$5,351 USD
Retailer 17$5,415 USD
Retailer 9$5,455 USD
Retailer 11$7,140 USD
Do Amore Diamonds$10,670 USD

40 data points across 19 retailers

21 retailers$1,345 USD to $10,670 USD

A
Cheapest Retailer
-
$1,345 USD
Final sale: no returns
A
Retailer 2
-
$1,555 USD
View
A
Retailer 3
-
$1,643 USD
View
A
Retailer 4
-
$1,698 USD
£1,337 GBP
View
A
Retailer 5
-
$1,843 USD
HK$14,400 HKD
View
Retailer 6
-
$1,890 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$2,086 USD
View
A
Retailer 8
-
$2,169 USD
£1,708 GBP
View
A
Retailer 9
-
$2,375 USD
View
A
Retailer 10
-
$3,572 USD
ZAR 57,701 ZAR
View
A
Retailer 11
-
$3,719 USD
£2,928 GBP
View
A
Retailer 12
-
$3,998 USD
View
B+
Retailer 13
-
$4,343 USD
View
B+
Retailer 14
-
$4,949 USD
£3,897 GBP
View
B+
Retailer 15
-
$5,351 USD
SGD 7,231 SGD
View
Retailer 16
-
$5,415 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$5,455 USD
View
Retailer 18
-
$5,532 USD
View
Price last confirmed 102 days ago
Retailer 19
-
$5,944 USD
£4,680 GBP
View
Price last confirmed 14 days ago
B+
Retailer 20
-
$7,140 USD
View
Most Expensive
B
Do Amore Diamonds
27-D03B83330 · Oct 30
$10,670 USD
View
20 more retailers have this diamond
Prices start from $1,345 USDSave up to $9,325 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
3.06ct Cushion
$1,345 USD