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Cushion|Lab Grown|IGI

3.05ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG751512311

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

Certificate IGI LG751512311

Diamond specifications and retailer prices

From $881 USD
As of October 29, 2026
Save $5,659 USD (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,540 USD at Do Amore Diamonds · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751512311 or 751512311. Listed at 16 retailers as of October 29, 2026, with prices from $881 to $6,540, a $5,659 spread on the same certified stone. Do Amore Diamonds lists it at $6,540. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751512311
Dimensions8.43 × 8.43 × 8.48 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
8.43 mm8.43 mm3.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751512311
Side View
Table 61.0%Crown 34.4°Girdle: MED-THKPavilion 39.5°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
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: $6,540 USD|Low: $825 USD|High: $6,890 USD|Avg: $2,534 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
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 17$854 USD
Retailer 12$881 USD
Retailer 15$1,055 USD
Retailer 6$1,064 USD
Retailer 10$1,157 USD
Retailer 8$1,201 USD
Retailer 11$1,439 USD
Retailer 14$2,127 USD
Retailer 2$2,190 USD
Retailer 16$2,488 USD
Retailer 7$2,606 USD
Retailer 4$2,881 USD
Retailer 5$2,888 USD
Retailer 9$3,368 USD
Retailer 13$3,539 USD
Retailer 3$6,200 USD
Do Amore Diamonds$6,540 USD

38 data points across 17 retailers

16 retailers$881 USD to $6,540 USD

A
Retailer 1
-
$854 USD
Price last confirmed 17 days ago
A
Retailer 2
-
$881 USD
View
Final sale: no returns
A
Retailer 3
-
$1,055 USD
View
A
Retailer 4
-
$1,064 USD
View
A
Retailer 5
-
$1,157 USD
£911 GBP
View
A
Retailer 6
-
$1,201 USD
View
A
Retailer 7
-
$1,439 USD
£1,133 GBP
View
B+
Retailer 8
-
$2,127 USD
A$3,273 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,190 USD
ZAR 35,372 ZAR
View
B+
Retailer 10
-
$2,488 USD
A$3,828 AUD
View
Price last confirmed 21 days ago
B
Retailer 11
-
$2,606 USD
£2,052 GBP
View
B
Retailer 12
-
$2,881 USD
View
B
Retailer 13
-
$2,888 USD
View
B
Retailer 14
-
$3,368 USD
View
B
Retailer 15
-
$3,539 USD
£2,787 GBP
View
Most Expensive
B
Do Amore Diamonds
27-34FDB8677 · Oct 29
$6,540 USD
View
15 more retailers have this diamond
Prices start from $881 USDSave up to $5,659 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
3.05ct Cushion
$881 USD