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Oval|Lab Grown|IGI

3.90ct F VS2 Oval Lab Grown Diamond

EX • F/VS2 • IGI LG844626418

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844626418

Diamond specifications and retailer prices

From $766 AUD
$538 USD
As of October 31, 2026
Save $4,259 AUD (85%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $5,025 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.9ct lab-grown oval diamond

This 3.9ct lab-grown oval 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 LG844626418 or 844626418. Listed at 3 retailers as of October 31, 2026, with prices from $766 to $5,025, a $4,259 spread on the same certified stone. Brilliant Earth lists it at $5,025. 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

3.90
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844626418
Dimensions12.82 × 8.89 × 5.53 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.82 mm8.89 mm3.90 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844626418
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $5,025 AUD|Low: $766 AUD|High: $5,025 AUD|Avg: $2,461 AUD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3$766 AUD
Retailer 2$1,467 AUD
Brilliant Earth$5,025 AUD

18 data points across 3 retailers

3 retailers$766 AUD to $5,025 AUD

A
Cheapest Retailer
-
$766 AUD
$538 USD
Final sale: no returns
A
Retailer 2
-
$1,467 AUD
£811 GBP
View
Most Expensive
B
Brilliant Earth
21815359A · Oct 31
$5,025 AUD
$3,530 USD
View
2 more retailers have this diamond
Prices start from $766 AUDSave up to $4,259 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
3.90ct Oval
$766 AUD