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 $696 USD
As of October 30, 2026
Save $3,754 USD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,450 USD 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 15 retailers as of October 30, 2026, with prices from $696 to $4,450, a $3,754 spread on the same certified stone. Brilliant Earth lists it at $4,450. 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
Color
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: $4,450 USD|Low: $671 USD|High: $4,450 USD|Avg: $1,930 USD
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
October 31, 2026
Retailer 11$696 USD
Retailer 10$840 USD
Retailer 4$840 USD
Retailer 5$1,035 USD
Retailer 14$1,162 USD
Retailer 12$1,209 USD
Retailer 3$1,613 USD
Retailer 8$1,630 USD
Retailer 2$1,858 USD
Retailer 9$2,462 USD
Retailer 13$2,492 USD
Retailer 6$2,541 USD
Retailer 15$3,241 USD
Retailer 7$4,175 USD
Brilliant Earth$4,450 USD

17 data points across 15 retailers

15 retailers$696 USD to $4,450 USD

A
Cheapest Retailer
-
$696 USD
Final sale: no returns
A
Retailer 2
-
$840 USD
£661 GBP
View
A
Retailer 3
-
$840 USD
View
A
Retailer 4
-
$1,035 USD
View
A
Retailer 5
-
$1,162 USD
€1,107 EUR
View
A
Retailer 6
-
$1,209 USD
£952 GBP
View
A
Retailer 7
-
$1,613 USD
ZAR 26,056 ZAR
View
A
Retailer 8
-
$1,630 USD
A$2,508 AUD
View
A
Retailer 9
-
$1,858 USD
View
B+
Retailer 10
-
$2,462 USD
View
B+
Retailer 11
-
$2,492 USD
View
B+
Retailer 12
-
$2,541 USD
View
B
Retailer 13
-
$3,241 USD
£2,552 GBP
View
Retailer 14
-
$4,175 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22286861A · Oct 30
$4,450 USD
View
14 more retailers have this diamond
Prices start from $696 USDSave up to $3,754 USD

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
$696 USD