Marquise|Lab Grown|IGI

3.10ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG843645210

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843645210

Diamond specifications and retailer prices

From $981 USD
€934 EUR
As of October 27, 2026
14 retailers carry this diamond
Most expensive: $3,950 USD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843645210 or 843645210. Listed at 14 retailers as of October 27, 2026. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843645210
Dimensions15.16 × 7.63 × 4.71 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.16 mm7.63 mm3.10 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843645210
Side View
Table 59.0%Crown 32.9°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $3,950 USD|Low: $529 USD|High: $3,950 USD|Avg: $1,348 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
Retailer 16
Retailer 17
October 25, 2026
Retailer 5$529 USD
Retailer 17$672 USD
Retailer 4$725 USD
Retailer 7$785 USD
Retailer 10$959 USD
Retailer 2$981 USD
Retailer 16$1,246 USD
Retailer 11$1,247 USD
Retailer 13$1,260 USD
Retailer 9$1,296 USD
Retailer 12$1,575 USD
Retailer 6$1,913 USD
Retailer 8$1,914 USD
Retailer 15$2,063 USD
Retailer 14$2,164 USD
Retailer 3$2,192 USD
Brilliant Earth$3,950 USD

12 data points across 17 retailers

14 retailers

Retailer 1
-
$725 USD
Price last confirmed 10 days ago
Retailer 2
-
$785 USD
View
Price last confirmed 12 days ago
Retailer 3
-
$959 USD
£755 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
$981 USD
€934 EUR
View
Retailer 5
-
$1,246 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$1,247 USD
A$1,918 AUD
View
Price last confirmed 13 days ago
Retailer 7
-
$1,260 USD
ZAR 20,360 ZAR
View
Price last confirmed 14 days ago
Retailer 8
-
$1,296 USD
View
Price last confirmed 11 days ago
Retailer 9
-
$1,575 USD
View
Price last confirmed 12 days ago
Retailer 10
-
$1,913 USD
View
Price last confirmed 12 days ago
Retailer 11
-
$2,063 USD
View
Price last confirmed 12 days ago
Retailer 12
-
$2,164 USD
£1,704 GBP
View
Price last confirmed 12 days ago
Retailer 13
-
$2,192 USD
View
Price last confirmed 11 days ago
Most Expensive
Brilliant Earth
22175458A · Oct 26
$3,950 USD
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from $981 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
$981 USD