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Cushion|Lab Grown|IGI

3.08ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG811639829

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

Certificate IGI LG811639829

Diamond specifications and retailer prices

From $1,081 NZD
$609 USD
As of October 29, 2026
Save $9,760 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,841 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.08ct lab-grown cushion diamond

This 3.08ct 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 LG811639829 or 811639829. Listed at 17 retailers as of October 29, 2026, with prices from $1,081 to $10,841, a $9,760 spread on the same certified stone. Brilliant Earth lists it at $10,841. 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

3.08
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811639829
Dimensions8.68 × 8.66 × 5.12 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.68 mm8.66 mm3.08 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811639829
Side View
Table 59.0%Crown 38.7°Girdle: STK-THKPavilion 40.2°Culet: LargeDepth 59.1%

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: Oct 29
Current: $10,841 NZD|Low: $1,070 NZD|High: $11,178 NZD|Avg: $3,263 NZD|-3.0%
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
October 30, 2026
Retailer 14$1,081 NZD
Retailer 12$1,384 NZD
Retailer 15$1,694 NZD
Retailer 16$1,852 NZD
Retailer 9$1,867 NZD
Retailer 5$1,995 NZD
Retailer 13$2,385 NZD
Retailer 2$2,530 NZD
Retailer 10$2,581 NZD
Retailer 11$2,602 NZD
Retailer 8$3,488 NZD
Retailer 3$3,857 NZD
Retailer 7$3,889 NZD
Retailer 4$4,068 NZD
Retailer 6$5,007 NZD
Brilliant Earth$10,841 NZD

32 data points across 16 retailers

17 retailers$1,081 NZD to $10,841 NZD

A
Cheapest Retailer
-
$1,081 NZD
$609 USD
Final sale: no returns
A
Retailer 2
-
$1,384 NZD
$780 USD
View
A
Retailer 3
-
$1,694 NZD
$955 USD
View
A
Retailer 4
-
$1,852 NZD
$1,044 USD
View
A
Retailer 5
-
$1,867 NZD
£828 GBP
View
A
Retailer 6
-
$2,385 NZD
$1,344 USD
View
A
Retailer 7
-
$2,530 NZD
A$2,194 AUD
View
A
Retailer 8
-
$2,581 NZD
A$2,238 AUD
View
A
Retailer 9
-
$2,602 NZD
ZAR 23,691 ZAR
View
Retailer 10
-
$3,488 NZD
£1,548 GBP
View
Price last confirmed 16 days ago
Retailer 11
-
$3,795 NZD
$2,139 USD
View
Price last confirmed 16 days ago
B+
Retailer 12
-
$3,857 NZD
$2,174 USD
View
B+
Retailer 13
-
$3,889 NZD
$2,192 USD
View
B+
Retailer 14
-
$4,068 NZD
$2,293 USD
View
B
Retailer 15
-
$5,007 NZD
£2,222 GBP
View
Retailer 16
-
$10,841 NZD
$6,110 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
21221144A · Oct 29
$10,841 NZD
$6,110 USD
View
16 more retailers have this diamond
Prices start from $1,081 NZDSave up to $9,760 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
3.08ct Cushion
$1,081 NZD