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Oval|Lab Grown|IGI

4.02ct E SI2 Oval Lab Grown Diamond

ID • E/SI2 • IGI LG647408406

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG647408406

Diamond specifications and retailer prices

From £430 GBP
$572 USD
As of October 29, 2026
Save £972 GBP (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,401 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 4.02ct lab-grown oval diamond

This 4.02ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG647408406 or 647408406. Listed at 10 retailers as of October 28, 2026, with prices from £430 to £1,401, a £972 spread on the same certified stone. NZ Jewellers lists it at £1,401. 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

4.02
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647408406
Dimensions12.84 × 9.02 × 5.69 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.84 mm9.02 mm4.02 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647408406
Side View
Table 59.0%Crown 35°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
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: Oct 29
Current: £1,401 GBP|Low: £430 GBP|High: £4,017 GBP|Avg: £1,409 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 7£430 GBP
Retailer 10£462 GBP
Retailer 14£481 GBP
Retailer 8£532 GBP
Retailer 11£586 GBP
Retailer 9£776 GBP
Retailer 13£821 GBP
Retailer 2£832 GBP
Retailer 3£958 GBP
Retailer 12£1,002 GBP
NZ Jewellers£1,401 GBP
Retailer 5£2,582 GBP
Retailer 6£3,977 GBP
Retailer 4£4,017 GBP

3 data points across 14 retailers

10 retailers£430 GBP to £1,401 GBP

A
Cheapest Retailer
-
£430 GBP
$572 USD
A
Retailer 2
-
£462 GBP
View
A
Retailer 3
-
£481 GBP
$641 USD
View
A
Retailer 4
-
£532 GBP
$709 USD
View
A
Retailer 5
-
£586 GBP
HK$6,100 HKD
View
B+
Retailer 6
-
£776 GBP
$1,034 USD
View
B+
Retailer 7
-
£821 GBP
$1,093 USD
View
B+
Retailer 8
-
£832 GBP
View
B+
Retailer 9
-
£1,002 GBP
$1,334 USD
View
Most Expensive
B
NZ Jewellers
719a56e1-3981-45cc-85f2-f61c1708fa99 · Oct 28
£1,401 GBP
$1,866 USD
View
9 more retailers have this diamond
Prices start from £430 GBPSave up to £972 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
4.02ct Oval
£430 GBP