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Oval|Lab Grown|IGI

4.92ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG831646678

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831646678

Diamond specifications and retailer prices

From $840 AUD
$590 USD
As of October 31, 2026
Save $663 AUD (44%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $11,531 AUD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 4.92ct lab-grown oval diamond

This 4.92ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831646678 or 831646678. Listed at 4 retailers as of October 31, 2026, with a 79% 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

4.92
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831646678
Dimensions13.63 × 9.64 × 5.96 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.63 mm9.64 mm4.92 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831646678
Side View
Table 58.0%Crown 34.7°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $11,531 AUD|Low: $840 AUD|High: $11,887 AUD|Avg: $3,747 AUD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$840 AUD
Retailer 5$1,189 AUD
Retailer 2$1,503 AUD
Retailer 6$1,510 AUD
Retailer 7$3,251 AUD
Retailer 3$4,363 AUD
Brilliant Earth$11,531 AUD

38 data points across 7 retailers

4 retailers$840 AUD to $1,503 AUD

A
Cheapest Retailer
-
$840 AUD
$590 USD
Final sale: no returns
A
Retailer 2
-
$1,503 AUD
£831 GBP
View
Retailer 3
-
$4,363 AUD
$3,065 USD
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
21261535A · Oct 21
$11,531 AUD
$8,100 USD
View
Price last confirmed 10 days ago
3 more retailers have this diamond
Prices start from $840 AUDSave up to $663 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
4.92ct Oval
$840 AUD