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Cushion|Lab Grown|IGI

3.10ct G VVS1 Cushion Lab Grown Diamond

EX • G/VVS1 • IGI LG831621913

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG831621913

Diamond specifications and retailer prices

From $1,341 USD
As of November 1, 2026
Save $3,527 USD (72%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,868 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831621913 or 831621913. Listed at 22 retailers as of October 31, 2026, with prices from $1,341 to $4,868, a $3,527 spread on the same certified stone. Taylor and Hart lists it at $4,868. 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
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831621913
Dimensions9.15 × 7.89 × 4.86 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 Faint Blue
Top View
9.15 mm7.89 mm3.10 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831621913
Side View
Table 59.0%Crown 33.6°Girdle: STK-THKPavilion 30.2°Culet: NoneDepth 61.6%

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: Nov 1
Current: $1,529 USD|Low: $1,389 USD|High: $6,300 USD|Avg: $2,924 USD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 5$1,389 USD
Retailer 1$1,529 USD
Retailer 13$1,560 USD
Retailer 6$2,016 USD
Retailer 12$2,085 USD
Retailer 9$2,113 USD
Retailer 2$2,422 USD
Retailer 8$3,138 USD
Retailer 11$3,226 USD
Retailer 4$3,847 USD
Retailer 10$3,910 USD
Retailer 3$3,980 USD
Retailer 7$4,464 USD

30 data points across 13 retailers

22 retailers$1,341 USD to $4,868 USD

A
Cheapest Retailer
-
$1,341 USD
Final sale: no returns
Retailer 2
-
$1,389 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$1,529 USD
£1,204 GBP
View
A
Retailer 4
-
$1,560 USD
View
B+
Retailer 5
-
$1,613 USD
HK$12,600 HKD
View
B+
Retailer 6
-
$1,640 USD
View
B+
Retailer 7
-
$1,641 USD
View
B+
Retailer 8
-
$2,016 USD
£1,588 GBP
View
B+
Retailer 9
-
$2,085 USD
View
B+
Retailer 10
-
$2,113 USD
€2,012 EUR
View
B+
Retailer 11
-
$2,422 USD
View
B
Retailer 12
-
$3,138 USD
A$4,827 AUD
View
B
Retailer 13
-
$3,226 USD
ZAR 52,118 ZAR
View
B
Retailer 14
-
$3,353 USD
£2,640 GBP
View
B
Retailer 15
-
$3,410 USD
View
B
Retailer 16
-
$3,847 USD
View
B
Retailer 17
-
$3,910 USD
View
Retailer 18
-
$3,980 USD
View
Price last confirmed 12 days ago
B
Retailer 19
-
$4,377 USD
View
B
Retailer 20
-
$4,464 USD
£3,515 GBP
View
B
Retailer 21
-
$4,653 USD
SGD 6,288 SGD
View
Most Expensive
B
Taylor and Hart
7UUOEJA · Oct 31
$4,868 USD
View
21 more retailers have this diamond
Prices start from $1,341 USDSave up to $3,527 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
$1,341 USD