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Cushion|Lab Grown|IGI

3.10ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG578311053

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG578311053

Diamond specifications and retailer prices

From $692 USD
As of October 29, 2026
Save $2,651 USD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,343 USD at MOH London · As of October 29, 2026
View at MOH London

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG578311053 or 578311053. Listed at 14 retailers as of October 29, 2026, with prices from $692 to $3,343, a $2,651 spread on the same certified stone. MOH London lists it at $3,343. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578311053
Dimensions9.21 × 7.65 × 5.03 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.21 mm7.65 mm3.10 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578311053
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 31.7°Culet: NoneDepth 65.8%

Caratlytics Score

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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: $3,343 USD|Low: $615 USD|High: $3,369 USD|Avg: $1,642 USD|+17.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 3$692 USD
Retailer 8$766 USD
Retailer 2$868 USD
Retailer 7$885 USD
Retailer 13$1,037 USD
Retailer 11$1,125 USD
Retailer 10$1,173 USD
Retailer 6$1,200 USD
Retailer 12$2,225 USD
Retailer 5$2,474 USD
Retailer 4$2,526 USD
Retailer 9$2,970 USD
MOH London$3,343 USD

44 data points across 13 retailers

14 retailers$692 USD to $3,343 USD

A
Cheapest Retailer
-
$692 USD
Final sale: no returns
Retailer 2
-
$766 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$868 USD
£683 GBP
View
A
Retailer 4
-
$885 USD
View
A
Retailer 5
-
$1,037 USD
View
A
Retailer 6
-
$1,125 USD
View
A
Retailer 7
-
$1,173 USD
View
A
Retailer 8
-
$1,200 USD
£944 GBP
View
B+
Retailer 9
-
$2,225 USD
£1,752 GBP
View
B
Retailer 10
-
$2,406 USD
HK$18,800 HKD
View
B
Retailer 11
-
$2,474 USD
View
B
Retailer 12
-
$2,526 USD
View
B
Retailer 13
-
$2,970 USD
View
Most Expensive
B
MOH London
LG578311053 · Oct 29
$3,343 USD
£2,632 GBP
View
13 more retailers have this diamond
Prices start from $692 USDSave up to $2,651 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
$692 USD