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Oval|Lab Grown|IGI

4.78ct H VVS2 Oval Lab Grown Diamond

EX • H/VVS2 • IGI LG818615105

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818615105

Diamond specifications and retailer prices

From $992 NZD
$559 USD
As of October 29, 2026
Save $772 NZD (44%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,990 NZD at Friendly Diamonds · As of September 16, 2026
View at Friendly Diamonds

About this 4.78ct lab-grown oval diamond

This 4.78ct lab-grown oval sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818615105 or 818615105. Listed at 3 retailers as of October 29, 2026, with a 78% 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
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818615105
Dimensions13.47 × 9.48 × 5.86 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.47 mm9.48 mm4.78 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818615105
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.8°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 29
Current: $2,990 NZD|Low: $992 NZD|High: $4,054 NZD|Avg: $2,646 NZD
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3$992 NZD
Retailer 2$1,764 NZD
Retailer 5$1,883 NZD
Retailer 4$2,174 NZD
Friendly Diamonds$2,990 NZD
Retailer 6$3,417 NZD
Retailer 7$4,054 NZD

37 data points across 7 retailers

3 retailers$992 NZD to $1,764 NZD

A
Cheapest Retailer
-
$992 NZD
$559 USD
Final sale: no returns
A
Retailer 2
-
$1,764 NZD
£783 GBP
View
Most Expensive
Friendly Diamonds
5859624 · Sep 16
$2,990 NZD
$1,685 USD
View
Price last confirmed 45 days ago
2 more retailers have this diamond
Prices start from $992 NZDSave up to $772 NZD

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
$992 NZD