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Cushion|Lab Grown|IGI

3.06ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG678501299

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG678501299

Diamond specifications and retailer prices

From $1,016 AUD
£562 GBP
As of October 30, 2026
Save $6,571 AUD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,587 AUD at Brilliant Earth · As of October 28, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678501299 or 678501299. Listed at 13 retailers as of October 28, 2026, with prices from $1,016 to $7,587, a $6,571 spread on the same certified stone. Brilliant Earth lists it at $7,587. 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
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678501299
Dimensions8.44 × 8.27 × 5.57 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
8.44 mm8.27 mm3.06 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678501299
Side View
Table 63.0%Crown 36.5°Girdle: MED-STKPavilion 39°Culet: NoneDepth 67.4%

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 30
Current: $7,587 AUD|Low: $847 AUD|High: $7,587 AUD|Avg: $2,202 AUD
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
October 30, 2026
Retailer 11$847 AUD
Retailer 2$1,016 AUD
Retailer 9$1,181 AUD
Retailer 7$1,224 AUD
Retailer 4$1,321 AUD
Retailer 12$1,375 AUD
Retailer 6$1,405 AUD
Retailer 13$1,729 AUD
Retailer 3$2,761 AUD
Retailer 8$3,126 AUD
Retailer 5$3,167 AUD
Retailer 10$3,338 AUD
Brilliant Earth$7,587 AUD

34 data points across 13 retailers

13 retailers$1,016 AUD to $7,587 AUD

Retailer 1
-
$847 AUD
$595 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$1,016 AUD
£562 GBP
View
A
Retailer 3
-
$1,181 AUD
$830 USD
View
A
Retailer 4
-
$1,224 AUD
€819 EUR
View
A
Retailer 5
-
$1,321 AUD
$928 USD
View
A
Retailer 6
-
$1,375 AUD
$966 USD
View
A
Retailer 7
-
$1,405 AUD
£777 GBP
View
A
Retailer 8
-
$1,729 AUD
$1,215 USD
View
Retailer 9
-
$2,761 AUD
$1,940 USD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
$3,126 AUD
£1,729 GBP
View
B
Retailer 11
-
$3,167 AUD
$2,225 USD
View
Retailer 12
-
$3,338 AUD
$2,345 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
13025659A · Oct 28
$7,587 AUD
$5,330 USD
View
12 more retailers have this diamond
Prices start from $1,016 AUDSave up to $6,571 AUD

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
$1,016 AUD