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Oval|Lab Grown|IGI

4.01ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG841653549

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG841653549

Diamond specifications and retailer prices

From £396 GBP
$530 USD
As of November 1, 2026
Save £1,654 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,049 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 4.01ct lab-grown oval diamond

This 4.01ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841653549 or 841653549. Listed at 11 retailers as of November 1, 2026, with prices from £396 to £2,049, a £1,654 spread on the same certified stone. MOH London lists it at £2,049. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.01
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841653549
Dimensions13.00 × 8.82 × 5.51 mm
L/W Ratio1.47
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.00 mm8.82 mm4.01 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841653549
Side View
Table 59.0%Crown 35.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £2,049 GBP|Low: £372 GBP|High: £2,060 GBP|Avg: £1,098 GBP|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8£396 GBP
Retailer 2£423 GBP
Retailer 6£443 GBP
Retailer 4£747 GBP
Retailer 11£784 GBP
Retailer 7£1,267 GBP
Retailer 5£1,269 GBP
Retailer 10£1,291 GBP
Retailer 9£1,698 GBP
Retailer 3£1,940 GBP
MOH London£2,049 GBP

25 data points across 11 retailers

11 retailers£396 GBP to £2,049 GBP

A
Cheapest Retailer
-
£396 GBP
$530 USD
A
Retailer 2
-
£423 GBP
View
A
Retailer 3
-
£443 GBP
$594 USD
View
A
Retailer 4
-
£747 GBP
€953 EUR
View
A
Retailer 5
-
£784 GBP
$1,051 USD
View
B
Retailer 6
-
£1,267 GBP
$1,697 USD
View
B
Retailer 7
-
£1,269 GBP
$1,700 USD
View
B
Retailer 8
-
£1,291 GBP
$1,730 USD
View
B
Retailer 9
-
£1,698 GBP
$2,275 USD
View
Retailer 10
-
£1,940 GBP
SGD 3,513 SGD
View
Price last confirmed 21 days ago
Most Expensive
B
MOH London
LG841653549 · Nov 1
£2,049 GBP
View
10 more retailers have this diamond
Prices start from £396 GBPSave up to £1,654 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
4.01ct Oval
£396 GBP