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Oval|Lab Grown|IGI

4.78ct G VVS2 Oval Lab Grown Diamond

EX • G/VVS2 • IGI LG825609135

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825609135

Diamond specifications and retailer prices

From $796 AUD
$559 USD
As of October 29, 2026
Save $629 AUD (44%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,025 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 4.78ct lab-grown oval diamond

This 4.78ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825609135 or 825609135. Listed at 4 retailers as of October 29, 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

4.78
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825609135
Dimensions13.06 × 9.59 × 6.04 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.06 mm9.59 mm4.78 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825609135
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $5,025 AUD|Low: $796 AUD|High: $5,104 AUD|Avg: $2,176 AUD|-1.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 3$796 AUD
Retailer 2$1,425 AUD
Retailer 6$1,482 AUD
Retailer 5$1,708 AUD
Retailer 4$2,350 AUD
Rare Carat$5,025 AUD

36 data points across 6 retailers

4 retailers$796 AUD to $1,425 AUD

A
Cheapest Retailer
-
$796 AUD
$559 USD
Final sale: no returns
A
Retailer 2
-
$1,425 AUD
£788 GBP
View
Retailer 3
-
$2,350 AUD
$1,651 USD
View
Price last confirmed 44 days ago
Most Expensive
Rare Carat
825609135 · Oct 21
$5,025 AUD
$3,530 USD
View
Price last confirmed 9 days ago
3 more retailers have this diamond
Prices start from $796 AUDSave up to $629 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
4.78ct Oval
$796 AUD