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Cushion|Lab Grown|IGI

3.05ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG754507886

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

Certificate IGI LG754507886

Diamond specifications and retailer prices

From €1,207 EUR
$1,348 USD
As of October 31, 2026
Save €7,145 EUR (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €8,351 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct 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 LG754507886 or 754507886. Listed at 22 retailers as of October 31, 2026, with prices from €1,207 to €8,351, a €7,145 spread on the same certified stone. Do Amore Diamonds lists it at €8,351. 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
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754507886
Dimensions8.39 × 8.39 × 5.52 mm
L/W Ratio1.00
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
8.39 mm8.39 mm3.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754507886
Side View
Table 58.0%Crown 37.8°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 65.8%

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 31
Current: €8,351 EUR|Low: €1,207 EUR|High: €9,640 EUR|Avg: €3,599 EUR|-13.4%
Do Amore Diamonds
Retailer 2
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Retailer 22
October 31, 2026
Retailer 18€1,207 EUR
Retailer 17€1,325 EUR
Retailer 20€1,330 EUR
Retailer 11€1,347 EUR
Retailer 8€1,535 EUR
Retailer 16€1,733 EUR
Retailer 9€1,819 EUR
Retailer 13€1,934 EUR
Retailer 22€2,086 EUR
Retailer 3€2,797 EUR
Retailer 10€3,144 EUR
Retailer 4€3,328 EUR
Retailer 7€3,383 EUR
Retailer 19€3,465 EUR
Retailer 15€3,604 EUR
Retailer 5€3,891 EUR
Retailer 21€4,280 EUR
Retailer 6€4,441 EUR
Retailer 12€4,829 EUR
Retailer 14€6,364 EUR
Retailer 2€6,861 EUR
Do Amore Diamonds€8,351 EUR

30 data points across 22 retailers

22 retailers€1,207 EUR to €8,351 EUR

A
Cheapest Retailer
-
€1,207 EUR
$1,348 USD
Final sale: no returns
A
Retailer 2
-
€1,325 EUR
$1,480 USD
View
A
Retailer 3
-
€1,330 EUR
£1,170 GBP
View
A
Retailer 4
-
€1,347 EUR
$1,505 USD
View
A
Retailer 5
-
€1,535 EUR
HK$13,400 HKD
View
A
Retailer 6
-
€1,733 EUR
£1,524 GBP
View
A
Retailer 7
-
€1,819 EUR
$2,032 USD
View
A
Retailer 8
-
€1,934 EUR
View
A
Retailer 9
-
€2,086 EUR
$2,331 USD
View
A
Retailer 10
-
€2,797 EUR
ZAR 50,488 ZAR
View
Retailer 11
-
€3,144 EUR
A$5,403 AUD
View
Price last confirmed 9 days ago
A
Retailer 12
-
€3,328 EUR
£2,928 GBP
View
A
Retailer 13
-
€3,383 EUR
$3,780 USD
View
A
Retailer 14
-
€3,465 EUR
$3,871 USD
View
B+
Retailer 15
-
€3,604 EUR
$4,026 USD
View
B+
Retailer 16
-
€3,891 EUR
£3,423 GBP
View
B+
Retailer 17
-
€4,280 EUR
$4,781 USD
View
B+
Retailer 18
-
€4,441 EUR
SGD 6,704 SGD
View
Retailer 19
-
€4,829 EUR
$5,395 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
€6,364 EUR
$7,110 USD
View
B+
Retailer 21
-
€6,861 EUR
A$11,792 AUD
View
Most Expensive
B
Do Amore Diamonds
27-FB165B1E5 · Oct 31
€8,351 EUR
$9,330 USD
View
21 more retailers have this diamond
Prices start from €1,207 EURSave up to €7,145 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
€1,207 EUR