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Oval|Lab Grown|IGI

3.94ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG774601128

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG774601128

Diamond specifications and retailer prices

From £704 GBP
$943 USD
As of November 1, 2026
Save £1,611 GBP (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,315 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.94ct lab-grown oval diamond

This 3.94ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG774601128 or 774601128. Listed at 8 retailers as of November 1, 2026, with prices from £704 to £2,315, a £1,611 spread on the same certified stone. MOH London lists it at £2,315. 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

3.94
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774601128
Dimensions12.64 × 8.94 × 5.47 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.64 mm8.94 mm3.94 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774601128
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.2%

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: Nov 1
Current: £2,315 GBP|Low: £704 GBP|High: £2,342 GBP|Avg: £1,397 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5£704 GBP
Retailer 2£877 GBP
Retailer 9£974 GBP
Retailer 4£1,009 GBP
Retailer 7£1,226 GBP
Retailer 3£1,712 GBP
Retailer 8£1,983 GBP
Retailer 6£2,028 GBP
MOH London£2,315 GBP

35 data points across 9 retailers

8 retailers£704 GBP to £2,315 GBP

B+
Cheapest Retailer
-
£704 GBP
$943 USD
A
Retailer 2
-
£877 GBP
View
A
Retailer 3
-
£1,009 GBP
$1,352 USD
View
B+
Retailer 4
-
£1,226 GBP
A$2,528 AUD
View
B+
Retailer 5
-
£1,712 GBP
$2,294 USD
View
B
Retailer 6
-
£1,983 GBP
$2,657 USD
View
Retailer 7
-
£2,028 GBP
A$4,180 AUD
View
Price last confirmed 24 days ago
Most Expensive
B
MOH London
LG774601128 · Nov 1
£2,315 GBP
View
7 more retailers have this diamond
Prices start from £704 GBPSave up to £1,611 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
3.94ct Oval
£704 GBP