Oval|Lab Grown|IGI

3.92ct F VS2 Oval Lab Grown Diamond

ID • F/VS2 • IGI LG818601027

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818601027

Diamond specifications and retailer prices

From £2,658 GBP
$3,540 USD
As of October 29, 2026
9 retailers carry this diamond
Most expensive: £2,658 GBP at Brilliant Earth
View at Brilliant Earth

About this 3.92ct lab-grown oval diamond

This 3.92ct 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 LG818601027 or 818601027. Listed at 9 retailers as of October 29, 2026. 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

3.92
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818601027
Dimensions12.92 × 8.87 × 5.39 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.92 mm8.87 mm3.92 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818601027
Side View
Table 62.0%Crown 34.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £2,658 GBP|Low: £600 GBP|High: £2,741 GBP|Avg: £1,552 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 7, 2026
Retailer 2£604 GBP
Retailer 3£760 GBP
Retailer 9£792 GBP
Retailer 10£1,195 GBP
Retailer 5£1,198 GBP
Retailer 4£1,737 GBP
Retailer 6£2,022 GBP
Retailer 7£2,112 GBP
Retailer 8£2,239 GBP
Brilliant Earth£2,658 GBP

17 data points across 10 retailers

9 retailers

Retailer 1
-
£387 GBP
$515 USD
Price last confirmed 28 days ago
Retailer 2
-
£451 GBP
$601 USD
View
Price last confirmed 33 days ago
Retailer 3
-
£604 GBP
View
Price last confirmed 22 days ago
Retailer 4
-
£1,195 GBP
$1,591 USD
View
Price last confirmed 22 days ago
Retailer 5
-
£1,315 GBP
$1,751 USD
View
Price last confirmed 29 days ago
Retailer 6
-
£1,737 GBP
$2,313 USD
View
Price last confirmed 22 days ago
Retailer 7
-
£2,022 GBP
SGD 3,639 SGD
View
Price last confirmed 23 days ago
Retailer 8
-
£2,112 GBP
View
Price last confirmed 24 days ago
Most Expensive
B
Brilliant Earth
20810466A · Oct 29
£2,658 GBP
$3,540 USD
View
8 more retailers have this diamond

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.

B
3.92ct Oval
£2,658 GBP