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Oval|Lab Grown|IGI

3.90ct F VS2 Oval Lab Grown Diamond

EX • F/VS2 • IGI LG833664434

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG833664434

Diamond specifications and retailer prices

From £402 GBP
$538 USD
As of October 29, 2026
Save £2,233 GBP (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,635 GBP at Brilliant Earth · As of October 29, 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 LG833664434 or 833664434. Listed at 4 retailers as of October 29, 2026, with prices from £402 to £2,635, a £2,233 spread on the same certified stone. Brilliant Earth lists it at £2,635. 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 angle35.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833664434
Dimensions12.76 × 9.11 × 5.48 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
12.76 mm9.11 mm3.90 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833664434
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £2,635 GBP|Low: £402 GBP|High: £2,717 GBP|Avg: £1,270 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 3£402 GBP
Retailer 5£575 GBP
Retailer 6£714 GBP
Retailer 2£769 GBP
Retailer 4£1,892 GBP
Brilliant Earth£2,635 GBP

30 data points across 6 retailers

4 retailers£402 GBP to £2,635 GBP

A
Cheapest Retailer
-
£402 GBP
$538 USD
Final sale: no returns
A
Retailer 2
-
£769 GBP
View
Retailer 3
-
£1,892 GBP
$2,535 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
21302982A · Oct 29
£2,635 GBP
$3,530 USD
View
3 more retailers have this diamond
Prices start from £402 GBPSave up to £2,233 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
3.90ct Oval
£402 GBP