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Cushion|Lab Grown|IGI

3.06ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG845670040

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

Certificate IGI LG845670040

Diamond specifications and retailer prices

From $735 AUD
$515 USD
As of November 1, 2026
Save $4,536 AUD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,271 AUD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845670040 or 845670040. Listed at 16 retailers as of November 1, 2026, with prices from $735 to $5,271, a $4,536 spread on the same certified stone. Helzberg Diamonds lists it at $5,271. 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
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845670040
Dimensions8.58 × 8.52 × 5.12 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.58 mm8.52 mm3.06 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845670040
Side View
Table 66.0%Crown 43.1°Girdle: MED-THKPavilion 39.2°Culet: LargeDepth 60.1%

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: Nov 1
Current: $5,271 AUD|Low: $735 AUD|High: $531,882 AUD|Avg: $109,123 AUD
Helzberg 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
November 2, 2026
Retailer 12$735 AUD
Retailer 13$956 AUD
Retailer 4$1,181 AUD
Retailer 16$1,181 AUD
Retailer 11$1,230 AUD
Retailer 9$1,236 AUD
Retailer 2$1,634 AUD
Retailer 15$1,715 AUD
Retailer 7$2,458 AUD
Retailer 6$2,551 AUD
Retailer 5$2,722 AUD
Retailer 3$2,748 AUD
Retailer 10$2,754 AUD
Retailer 14$2,928 AUD
Helzberg Diamonds$5,271 AUD
Retailer 8$260,212 AUD

9 data points across 16 retailers

16 retailers$735 AUD to $5,271 AUD

A
Cheapest Retailer
-
$735 AUD
$515 USD
Final sale: no returns
A
Retailer 2
-
$956 AUD
$670 USD
View
A
Retailer 3
-
$1,181 AUD
$828 USD
View
B+
Retailer 4
-
$1,181 AUD
$828 USD
View
A
Retailer 5
-
$1,230 AUD
€821 EUR
View
A
Retailer 6
-
$1,236 AUD
£682 GBP
View
A
Retailer 7
-
$1,634 AUD
ZAR 18,495 ZAR
View
A
Retailer 8
-
$1,715 AUD
$1,202 USD
View
B+
Retailer 9
-
$2,458 AUD
$1,722 USD
View
B+
Retailer 10
-
$2,551 AUD
$1,788 USD
View
B+
Retailer 11
-
$2,722 AUD
$1,908 USD
View
B+
Retailer 12
-
$2,748 AUD
$1,926 USD
View
B+
Retailer 13
-
$2,754 AUD
£1,520 GBP
View
B+
Retailer 14
-
$2,928 AUD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMNGGKG · Nov 1
$5,271 AUD
$3,694 USD
View
14 more retailers have this diamond
Prices start from $735 AUDSave up to $4,536 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
$735 AUD