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Oval|Lab Grown|IGI

4.00ct H VVS2 Oval Lab Grown Diamond

EX • H/VVS2 • IGI LG815608480

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815608480

Diamond specifications and retailer prices

From £363 GBP
$486 USD
As of October 31, 2026
Save £319 GBP (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,250 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 4ct lab-grown oval diamond

This 4ct 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 LG815608480 or 815608480. Listed at 3 retailers as of October 31, 2026, with a 88% 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

4.00
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815608480
Dimensions12.53 × 8.94 × 5.58 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.53 mm8.94 mm4.00 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815608480
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £2,250 GBP|Low: £363 GBP|High: £2,288 GBP|Avg: £1,032 GBP|-1.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3£363 GBP
Retailer 6£664 GBP
Retailer 2£682 GBP
Retailer 5£787 GBP
Retailer 4£858 GBP
Retailer 7£1,429 GBP
Rare Carat£2,250 GBP

37 data points across 7 retailers

3 retailers£363 GBP to £682 GBP

A
Cheapest Retailer
-
£363 GBP
$486 USD
Final sale: no returns
A
Retailer 2
-
£682 GBP
View
Most Expensive
Rare Carat
815608480 · Oct 18
£2,250 GBP
$3,015 USD
View
Price last confirmed 13 days ago
2 more retailers have this diamond
Prices start from £363 GBPSave up to £319 GBP

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
4.00ct Oval
£363 GBP