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Marquise|Lab Grown|IGI

3.10ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG839686812

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839686812

Diamond specifications and retailer prices

From $771 AUD
As of November 4, 2026
Save $3,066 AUD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,021 AUD at Rare Carat · As of September 30, 2026
View at Rare Carat

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 LG839686812 or 839686812. Listed at 10 retailers as of November 4, 2026, with a 397% 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
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839686812
Dimensions14.67 × 7.70 × 4.82 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.67 mm7.70 mm3.10 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839686812
Side View
Table 61.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.6%

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: Nov 4
Current: $4,021 AUD|Low: $771 AUD|High: $4,021 AUD|Avg: $2,282 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8$771 AUD
Retailer 6$1,019 AUD
Retailer 5$1,057 AUD
Retailer 10$1,287 AUD
Retailer 3$1,389 AUD
Retailer 9$2,036 AUD
Retailer 7$2,294 AUD
Retailer 2$2,973 AUD
Retailer 4$3,553 AUD
Retailer 11$3,837 AUD
Rare Carat$4,021 AUD

18 data points across 11 retailers

10 retailers$771 AUD to $3,837 AUD

A
Cheapest Retailer
-
$771 AUD
A
Retailer 2
-
$1,019 AUD
View
A
Retailer 3
-
$1,057 AUD
View
Retailer 4
-
$1,287 AUD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$2,036 AUD
View
B+
Retailer 6
-
$2,294 AUD
View
B+
Retailer 7
-
$2,973 AUD
View
B
Retailer 8
-
$3,553 AUD
View
B
Retailer 9
-
$3,837 AUD
View
Most Expensive
Rare Carat
839686812 · Sep 30
$4,021 AUD
$2,815 USD
View
Price last confirmed 36 days ago
9 more retailers have this diamond
Prices start from $771 AUDSave up to $3,066 AUD

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
$771 AUD