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Cushion|Lab Grown|IGI

3.06ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG768629844

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG768629844

Diamond specifications and retailer prices

From $2,235 USD
As of October 29, 2026
Save $10,772 USD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $13,007 USD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768629844 or 768629844. Listed at 13 retailers as of October 29, 2026, with prices from $2,235 to $13,007, a $10,772 spread on the same certified stone. Blue Nile lists it at $13,007. 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
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629844
Dimensions9.77 × 7.76 × 5.12 mm
L/W Ratio1.26
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 mm7.76 mm3.06 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629844
Side View
Table 60.0%Crown 33.7°Girdle: MED-THKPavilion 34.8°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $13,007 USD|Low: $2,235 USD|High: $24,000 USD|Avg: $6,747 USD|-45.8%
Blue Nile
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 30, 2026
Retailer 3$2,235 USD
Retailer 4$2,405 USD
Retailer 9$2,726 USD
Retailer 7$2,992 USD
Retailer 14$3,408 USD
Retailer 11$3,488 USD
Retailer 10$5,054 USD
Retailer 5$5,517 USD
Retailer 6$5,655 USD
Retailer 13$5,911 USD
Retailer 12$6,490 USD
Retailer 8$7,623 USD
Retailer 2$8,170 USD
Blue Nile$13,007 USD

37 data points across 14 retailers

13 retailers$2,235 USD to $13,007 USD

A
Cheapest Retailer
-
$2,235 USD
A
Retailer 2
-
$2,405 USD
View
A
Retailer 3
-
$2,726 USD
HK$21,300 HKD
View
A
Retailer 4
-
$2,992 USD
£2,356 GBP
View
A
Retailer 5
-
$3,408 USD
View
A
Retailer 6
-
$3,488 USD
€3,322 EUR
View
B+
Retailer 7
-
$5,054 USD
ZAR 81,640 ZAR
View
B+
Retailer 8
-
$5,517 USD
View
B+
Retailer 9
-
$5,911 USD
View
B+
Retailer 10
-
$6,490 USD
£5,110 GBP
View
B+
Retailer 11
-
$7,623 USD
View
B
Retailer 12
-
$8,170 USD
View
Most Expensive
B
Blue Nile
29314091 · Oct 29
$13,007 USD
View
12 more retailers have this diamond
Prices start from $2,235 USDSave up to $10,772 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
$2,235 USD