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Cushion|Lab Grown|IGI

3.05ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG804674466

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

Certificate IGI LG804674466

Diamond specifications and retailer prices

From $612 USD
As of October 28, 2026
Save $4,238 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,850 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 LG804674466 or 804674466. Listed at 20 retailers as of October 28, 2026, with prices from $612 to $4,850, a $4,238 spread on the same certified stone. Do Amore Diamonds lists it at $4,850. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804674466
Dimensions8.34 × 7.97 × 5.11 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.34 mm7.97 mm3.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804674466
Side View
Table 61.0%Crown 40°Girdle: MED-VTKPavilion 32.8°Culet: NoneDepth 64.1%

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 28
Current: $4,850 USD|Low: $369 USD|High: $4,850 USD|Avg: $1,583 USD
Do Amore Diamonds
Retailer 2
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Retailer 21
October 29, 2026
Retailer 12$369 USD
Retailer 4$612 USD
Retailer 17$780 USD
Retailer 18$883 USD
Retailer 3$956 USD
Retailer 7$1,002 USD
Retailer 20$1,025 USD
Retailer 16$1,086 USD
Retailer 15$1,166 USD
Retailer 19$1,590 USD
Retailer 21$1,623 USD
Retailer 13$1,625 USD
Retailer 11$1,844 USD
Retailer 14$2,039 USD
Retailer 8$2,182 USD
Retailer 9$2,284 USD
Retailer 6$2,537 USD
Retailer 10$2,565 USD
Retailer 5$2,610 USD
Retailer 2$3,266 USD
Do Amore Diamonds$4,850 USD

22 data points across 21 retailers

20 retailers$612 USD to $4,850 USD

A
Cheapest Retailer
-
$612 USD
Final sale: no returns
A
Retailer 2
-
$780 USD
View
A
Retailer 3
-
$883 USD
HK$6,900 HKD
View
A
Retailer 4
-
$956 USD
View
A
Retailer 5
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$1,002 USD
View
A
Retailer 6
-
$1,025 USD
View
A
Retailer 7
-
$1,086 USD
€1,034 EUR
View
A
Retailer 8
-
$1,166 USD
£918 GBP
View
B+
Retailer 9
-
$1,590 USD
A$2,446 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$1,623 USD
View
A
Retailer 11
-
$1,625 USD
ZAR 26,256 ZAR
View
B+
Retailer 12
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$1,844 USD
£1,452 GBP
View
Price last confirmed 37 days ago
B+
Retailer 13
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$2,182 USD
View
B+
Retailer 14
-
$2,274 USD
A$3,498 AUD
View
Price last confirmed 117 days ago
B+
Retailer 15
-
$2,284 USD
View
B
Retailer 16
-
$2,537 USD
View
B
Retailer 17
-
$2,565 USD
SGD 3,466 SGD
View
B
Retailer 18
-
$2,610 USD
View
Price last confirmed 7 days ago
B
Retailer 19
-
$3,266 USD
£2,572 GBP
View
Most Expensive
B
Do Amore Diamonds
27-082183D0F · Oct 29
$4,850 USD
View
19 more retailers have this diamond
Prices start from $612 USDSave up to $4,238 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
$612 USD