Cushion|Lab Grown|IGI

3.10ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG835668399

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG835668399

Diamond specifications and retailer prices

From $974 USD
As of October 29, 2026
Save $2,731 USD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,330 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 LG835668399 or 835668399. Listed at 14 retailers as of October 27, 2026, with a 280% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle41.2°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835668399
Dimensions10.12 × 6.66 × 4.36 mm
L/W Ratio1.52
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.12 mm6.66 mm3.10 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835668399
Side View
Table 68.0%Crown 41.2°Girdle: MED-THKPavilion 32.9°Culet: LargeDepth 65.5%

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 29
Current: $4,330 USD|Low: $974 USD|High: $4,375 USD|Avg: $2,587 USD|-1.0%
Rare Carat
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
October 30, 2026
Retailer 12$974 USD
Retailer 4$1,315 USD
Retailer 8$1,378 USD
Retailer 2$1,552 USD
Retailer 13$1,622 USD
Retailer 10$1,941 USD
Retailer 7$2,344 USD
Retailer 3$2,462 USD
Retailer 6$3,018 USD
Retailer 9$3,158 USD
Retailer 11$3,503 USD
Retailer 5$3,664 USD
Retailer 14$3,705 USD
Rare Carat$4,330 USD

18 data points across 14 retailers

14 retailers$974 USD to $3,705 USD

A
Cheapest Retailer
-
$974 USD
Final sale: no returns
A
Retailer 2
-
$1,315 USD
View
A
Retailer 3
-
$1,378 USD
View
A
Retailer 4
-
$1,552 USD
£1,222 GBP
View
A
Retailer 5
-
$1,622 USD
View
A
Retailer 6
-
$1,941 USD
View
B+
Retailer 7
-
$2,344 USD
ZAR 37,865 ZAR
View
Retailer 8
-
$2,462 USD
A$3,787 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$3,018 USD
£2,376 GBP
View
B+
Retailer 10
-
$3,158 USD
View
B
Retailer 11
-
$3,503 USD
View
Retailer 12
-
$3,664 USD
SGD 4,951 SGD
View
Price last confirmed 14 days ago
B
Retailer 13
-
$3,705 USD
£2,917 GBP
View
Most Expensive
Rare Carat
YN1-26_l_835668399 · Oct 21
$4,330 USD
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from $974 USDSave up to $2,731 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
$974 USD