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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 $1,203 NZD
$678 USD
As of October 31, 2026
Save $12,708 NZD (91%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $13,911 NZD 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 $1,203 to $13,911, a $12,708 spread on the same certified stone. Brilliant Earth lists it at $13,911. 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
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

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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 31
Current: $13,911 NZD|Low: $1,203 NZD|High: $14,354 NZD|Avg: $3,998 NZD|-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 31, 2026
Retailer 4$1,203 NZD
Retailer 16$1,332 NZD
Retailer 11$1,561 NZD
Retailer 6$1,948 NZD
Retailer 5$2,046 NZD
Retailer 10$2,087 NZD
Retailer 2$2,152 NZD
Retailer 12$2,816 NZD
Retailer 14$2,896 NZD
Retailer 8$3,211 NZD
Retailer 7$3,867 NZD
Retailer 3$4,255 NZD
Retailer 9$4,310 NZD
Retailer 17$4,416 NZD
Retailer 13$5,818 NZD
Retailer 15$6,015 NZD
Brilliant Earth$13,911 NZD

37 data points across 17 retailers

17 retailers$1,203 NZD to $13,911 NZD

A
Cheapest Retailer
-
$1,203 NZD
$678 USD
Final sale: no returns
Retailer 2
-
$1,332 NZD
$751 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$1,561 NZD
$880 USD
View
A
Retailer 4
-
$1,948 NZD
$1,098 USD
View
A
Retailer 5
-
$2,046 NZD
$1,153 USD
View
A
Retailer 6
-
$2,087 NZD
£926 GBP
View
A
Retailer 7
-
$2,152 NZD
€1,155 EUR
View
A
Retailer 8
-
$2,816 NZD
A$2,442 AUD
View
A
Retailer 9
-
$2,896 NZD
ZAR 26,365 ZAR
View
A
Retailer 10
-
$3,211 NZD
$1,810 USD
View
B+
Retailer 11
-
$3,867 NZD
£1,716 GBP
View
B+
Retailer 12
-
$4,255 NZD
$2,398 USD
View
B+
Retailer 13
-
$4,310 NZD
$2,429 USD
View
B+
Retailer 14
-
$4,416 NZD
$2,489 USD
View
B+
Retailer 15
-
$5,818 NZD
£2,582 GBP
View
Retailer 16
-
$6,015 NZD
$3,390 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
20375103A · Oct 29
$13,911 NZD
$7,840 USD
View
16 more retailers have this diamond
Prices start from $1,203 NZDSave up to $12,708 NZD

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
$1,203 NZD