Cushion|Lab Grown|IGI

3.06ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG805673837

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

Certificate IGI LG805673837

Diamond specifications and retailer prices

From $678 USD
As of October 29, 2026
Save $7,162 USD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,840 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805673837 or 805673837. Listed at 17 retailers as of October 29, 2026, with prices from $678 to $7,840, a $7,162 spread on the same certified stone. Brilliant Earth lists it at $7,840. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805673837
Dimensions8.44 × 8.35 × 5.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.44 mm8.35 mm3.06 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805673837
Side View
Table 63.0%Crown 35.3°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 66.5%

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: $7,840 USD|Low: $678 USD|High: $8,090 USD|Avg: $2,278 USD|-3.1%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 4$678 USD
Retailer 16$751 USD
Retailer 13$865 USD
Retailer 6$1,098 USD
Retailer 5$1,153 USD
Retailer 2$1,172 USD
Retailer 10$1,222 USD
Retailer 14$1,596 USD
Retailer 12$1,632 USD
Retailer 8$1,810 USD
Retailer 7$2,179 USD
Retailer 3$2,398 USD
Retailer 9$2,429 USD
Retailer 17$2,489 USD
Retailer 11$3,279 USD
Retailer 15$3,390 USD
Brilliant Earth$7,840 USD

37 data points across 17 retailers

17 retailers$678 USD to $7,840 USD

A
Cheapest Retailer
-
$678 USD
Final sale: no returns
A
Retailer 2
-
$751 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$865 USD
View
A
Retailer 4
-
$1,098 USD
View
A
Retailer 5
-
$1,153 USD
View
A
Retailer 6
-
$1,172 USD
£923 GBP
View
A
Retailer 7
-
$1,222 USD
€1,164 EUR
View
A
Retailer 8
-
$1,596 USD
A$2,456 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$1,632 USD
ZAR 26,365 ZAR
View
A
Retailer 10
-
$1,810 USD
View
B+
Retailer 11
-
$2,179 USD
£1,716 GBP
View
B+
Retailer 12
-
$2,398 USD
View
B+
Retailer 13
-
$2,429 USD
View
B+
Retailer 14
-
$2,489 USD
View
B+
Retailer 15
-
$3,279 USD
£2,582 GBP
View
B
Retailer 16
-
$3,390 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20375103A · Oct 29
$7,840 USD
View
16 more retailers have this diamond
Prices start from $678 USDSave up to $7,162 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
$678 USD