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Cushion|Lab Grown|IGI

3.05ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG804664705

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

Certificate IGI LG804664705

Diamond specifications and retailer prices

From €2,035 EUR
$2,273 USD
As of October 30, 2026
Save €5,806 EUR (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €7,841 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.05ct lab-grown cushion diamond

This 3.05ct 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 LG804664705 or 804664705. Listed at 13 retailers as of October 30, 2026, with prices from €2,035 to €7,841, a €5,806 spread on the same certified stone. Brilliant Earth lists it at €7,841. 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

3.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804664705
Dimensions8.49 × 8.48 × 5.39 mm
L/W Ratio1.00
Girdle conditionFaceted
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
8.49 mm8.48 mm3.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804664705
Side View
Table 60.0%Crown 37.3°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 63.5%

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 30
Current: €7,841 EUR|Low: €2,035 EUR|High: €11,604 EUR|Avg: €5,735 EUR|-32.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 7€2,035 EUR
Retailer 6€2,147 EUR
Retailer 10€2,578 EUR
Retailer 2€2,839 EUR
Retailer 4€3,254 EUR
Retailer 12€3,310 EUR
Retailer 11€4,792 EUR
Retailer 5€4,999 EUR
Retailer 8€5,038 EUR
Retailer 3€5,646 EUR
Retailer 13€5,884 EUR
Retailer 9€7,223 EUR
Brilliant Earth€7,841 EUR

37 data points across 13 retailers

13 retailers€2,035 EUR to €7,841 EUR

A
Cheapest Retailer
-
€2,035 EUR
$2,273 USD
A
Retailer 2
-
€2,147 EUR
$2,399 USD
View
A
Retailer 3
-
€2,578 EUR
HK$22,500 HKD
View
A
Retailer 4
-
€2,839 EUR
£2,497 GBP
View
A
Retailer 5
-
€3,254 EUR
$3,635 USD
View
A
Retailer 6
-
€3,310 EUR
View
B+
Retailer 7
-
€4,792 EUR
ZAR 86,494 ZAR
View
Retailer 8
-
€4,999 EUR
$5,585 USD
View
Price last confirmed 13 days ago
B+
Retailer 9
-
€5,038 EUR
$5,628 USD
View
B+
Retailer 10
-
€5,646 EUR
$6,307 USD
View
B+
Retailer 11
-
€5,884 EUR
£5,176 GBP
View
B
Retailer 12
-
€7,223 EUR
$8,070 USD
View
Most Expensive
B
Brilliant Earth
20869509Y · Oct 30
€7,841 EUR
$8,760 USD
View
12 more retailers have this diamond
Prices start from €2,035 EURSave up to €5,806 EUR

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
3.05ct Cushion
€2,035 EUR