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Cushion|Lab Grown|IGI

3.06ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG667415134

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG667415134

Diamond specifications and retailer prices

From $584 USD
As of October 28, 2026
Save $3,363 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,947 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG667415134 or 667415134. Listed at 17 retailers as of October 28, 2026, with prices from $584 to $3,947, a $3,363 spread on the same certified stone. Blue Nile lists it at $3,947. 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
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667415134
Dimensions8.52 × 8.37 × 5.59 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.52 mm8.37 mm3.06 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667415134
Side View
Table 62.0%Crown 34.6°Girdle: MediumPavilion 39.5°Culet: NoneDepth 66.8%

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 28
Current: $3,947 USD|Low: $503 USD|High: $3,947 USD|Avg: $1,439 USD
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
Retailer 15
Retailer 16
October 29, 2026
Retailer 5$584 USD
Retailer 15$647 USD
Retailer 9$743 USD
Retailer 11$745 USD
Retailer 12$894 USD
Retailer 10$997 USD
Retailer 6$1,004 USD
Retailer 16$1,004 USD
Retailer 3$1,322 USD
Retailer 13$1,377 USD
Retailer 14$1,392 USD
Retailer 4$2,104 USD
Retailer 7$2,221 USD
Retailer 8$2,400 USD
Retailer 2$2,717 USD
Blue Nile$3,947 USD

33 data points across 16 retailers

17 retailers$584 USD to $3,947 USD

A
Cheapest Retailer
-
$584 USD
Final sale: no returns
A
Retailer 2
-
$647 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$743 USD
£585 GBP
View
A
Retailer 4
-
$745 USD
View
A
Retailer 5
-
$894 USD
€851 EUR
View
A
Retailer 6
-
$997 USD
£785 GBP
View
A
Retailer 7
-
$1,004 USD
View
A
Retailer 8
-
$1,004 USD
View
A
Retailer 9
-
$1,322 USD
View
A
Retailer 10
-
$1,377 USD
A$2,119 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$1,392 USD
ZAR 22,493 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$2,104 USD
View
B+
Retailer 13
-
$2,221 USD
View
B
Retailer 14
-
$2,400 USD
View
B
Retailer 15
-
$2,717 USD
£2,139 GBP
View
B
Retailer 16
-
$2,917 USD
View
Price last confirmed 93 days ago
Most Expensive
B
Blue Nile
25264432 · Oct 29
$3,947 USD
View
16 more retailers have this diamond
Prices start from $584 USDSave up to $3,363 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
$584 USD