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Cushion|Lab Grown|IGI

3.10ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG843685639

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843685639

Diamond specifications and retailer prices

From $1,235 NZD
$696 USD
As of October 30, 2026
Save $6,661 NZD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,896 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.1ct lab-grown cushion diamond

This 3.1ct 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 LG843685639 or 843685639. Listed at 16 retailers as of October 30, 2026, with prices from $1,235 to $7,896, a $6,661 spread on the same certified stone. Brilliant Earth lists it at $7,896. 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

3.10
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843685639
Dimensions9.03 × 7.78 × 5.56 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.03 mm7.78 mm3.10 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843685639
Side View
Table 57.0%Crown 35°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 71.5%

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 30
Current: $7,896 NZD|Low: $1,191 NZD|High: $7,896 NZD|Avg: $3,423 NZD
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 31, 2026
Retailer 13$1,235 NZD
Retailer 12$1,490 NZD
Retailer 5$1,490 NZD
Retailer 6$1,836 NZD
Retailer 16$2,062 NZD
Retailer 14$2,145 NZD
Retailer 4$2,862 NZD
Retailer 10$2,892 NZD
Retailer 2$2,910 NZD
Retailer 9$3,297 NZD
Retailer 11$4,368 NZD
Retailer 15$4,422 NZD
Retailer 7$4,509 NZD
Retailer 3$5,751 NZD
Retailer 8$7,408 NZD
Brilliant Earth$7,896 NZD

17 data points across 16 retailers

16 retailers$1,235 NZD to $7,896 NZD

A
Cheapest Retailer
-
$1,235 NZD
$696 USD
Final sale: no returns
A
Retailer 2
-
$1,490 NZD
£661 GBP
View
A
Retailer 3
-
$1,490 NZD
$840 USD
View
A
Retailer 4
-
$1,836 NZD
$1,035 USD
View
A
Retailer 5
-
$2,062 NZD
€1,107 EUR
View
A
Retailer 6
-
$2,145 NZD
£952 GBP
View
A
Retailer 7
-
$2,862 NZD
ZAR 26,056 ZAR
View
A
Retailer 8
-
$2,892 NZD
A$2,508 AUD
View
Retailer 9
-
$2,910 NZD
$1,640 USD
View
A
Retailer 10
-
$3,297 NZD
$1,858 USD
View
B+
Retailer 11
-
$4,368 NZD
$2,462 USD
View
B+
Retailer 12
-
$4,422 NZD
$2,492 USD
View
B+
Retailer 13
-
$4,509 NZD
$2,541 USD
View
B
Retailer 14
-
$5,751 NZD
£2,552 GBP
View
Retailer 15
-
$7,408 NZD
$4,175 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22286861A · Oct 30
$7,896 NZD
$4,450 USD
View
15 more retailers have this diamond
Prices start from $1,235 NZDSave up to $6,661 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
3.10ct Cushion
$1,235 NZD