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Marquise|Lab Grown|IGI

3.10ct G VVS1 Marquise Lab Grown Diamond

EX • G/VVS1 • IGI LG841654903

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841654903

Diamond specifications and retailer prices

From $2,404 AUD
As of November 4, 2026
Save $3,505 AUD (59%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $6,730 AUD at Rare Carat · As of October 7, 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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841654903 or 841654903. Listed at 3 retailers as of November 3, 2026, with a 146% 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
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841654903
Dimensions14.51 × 7.73 × 4.83 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.51 mm7.73 mm3.10 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841654903
Side View
Table 62.0%Crown 35.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $6,730 AUD|Low: $1,247 AUD|High: $6,730 AUD|Avg: $3,811 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 4$1,247 AUD
Retailer 3$2,404 AUD
Retailer 2$5,909 AUD
Rare Carat$6,730 AUD

10 data points across 4 retailers

3 retailers$2,404 AUD to $5,909 AUD

B+
Cheapest Retailer
-
$2,404 AUD
B
Retailer 2
-
$5,909 AUD
View
Most Expensive
Rare Carat
841654903 · Oct 7
$6,730 AUD
$4,700 USD
View
Price last confirmed 27 days ago
2 more retailers have this diamond
Prices start from $2,404 AUDSave up to $3,505 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.

B+
3.10ct Marquise
$2,404 AUD