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Marquise|Lab Grown|IGI

3.10ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG840658111

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840658111

Diamond specifications and retailer prices

From $517 USD
As of October 27, 2026
Save $4,073 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,590 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840658111 or 840658111. Listed at 11 retailers as of October 27, 2026, with prices from $517 to $4,590, a $4,073 spread on the same certified stone. Do Amore Diamonds lists it at $4,590. 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
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840658111
Dimensions15.49 × 7.57 × 4.69 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.49 mm7.57 mm3.10 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840658111
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,590 USD|Low: $517 USD|High: $7,790 USD|Avg: $2,258 USD|-41.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$517 USD
Retailer 4$851 USD
Retailer 3$995 USD
Retailer 7$995 USD
Retailer 5$1,655 USD
Retailer 9$1,862 USD
Retailer 8$2,819 USD
Retailer 10$2,950 USD
Retailer 2$3,089 USD
Do Amore Diamonds$4,590 USD

16 data points across 10 retailers

11 retailers$517 USD to $4,590 USD

A
Cheapest Retailer
-
$517 USD
Returns within 21 days
A
Retailer 2
-
$851 USD
£670 GBP
View
Price last confirmed 10 days ago
Returns within 30 days
A
Retailer 3
-
$995 USD
View
Returns within 40 days
A
Retailer 4
-
$995 USD
View
Returns within 30 days
B+
Retailer 5
-
$1,550 USD
View
Returns within 30 days
B+
Retailer 6
-
$1,655 USD
View
Returns within 30 days
B+
Retailer 7
-
$1,862 USD
View
Returns within 30 days
B
Retailer 8
-
$2,819 USD
View
Returns within 30 days
B
Retailer 9
-
$2,950 USD
View
Returns within 30 days
B
Retailer 10
-
$3,089 USD
£2,432 GBP
View
Most Expensive
B
Do Amore Diamonds
27-4F3C46F40 · Oct 29
$4,590 USD
View
Returns within 60 days
10 more retailers have this diamond
Prices start from $517 USDSave up to $4,073 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 Marquise
$517 USD