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Oval|Lab Grown|IGI

5.39ct F SI2 Oval Lab Grown Diamond

ID • F/SI2 • IGI LG645433618

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG645433618

Diamond specifications and retailer prices

From £467 GBP
$626 USD
As of October 29, 2026
Save £1,057 GBP (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,524 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 5.39ct lab-grown oval diamond

This 5.39ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645433618 or 645433618. Listed at 11 retailers as of October 29, 2026, with prices from £467 to £1,524, a £1,057 spread on the same certified stone. NZ Jewellers lists it at £1,524. 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

5.39
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645433618
Dimensions14.66 × 9.75 × 6.10 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.66 mm9.75 mm5.39 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645433618
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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: £1,524 GBP|Low: £467 GBP|High: £5,142 GBP|Avg: £1,625 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
Retailer 15
November 1, 2026
Retailer 10£467 GBP
Retailer 4£508 GBP
Retailer 11£579 GBP
Retailer 13£640 GBP
Retailer 2£645 GBP
Retailer 12£849 GBP
Retailer 3£887 GBP
Retailer 8£908 GBP
Retailer 5£1,179 GBP
Retailer 14£1,200 GBP
Retailer 9£1,384 GBP
NZ Jewellers£1,524 GBP
Retailer 15£2,623 GBP
Retailer 6£4,664 GBP
Retailer 7£5,142 GBP

5 data points across 15 retailers

11 retailers£467 GBP to £1,524 GBP

A
Cheapest Retailer
-
£467 GBP
$626 USD
A
Retailer 2
-
£508 GBP
$681 USD
View
A
Retailer 3
-
£579 GBP
$776 USD
View
A
Retailer 4
-
£640 GBP
HK$6,700 HKD
View
A
Retailer 5
-
£645 GBP
View
B+
Retailer 6
-
£849 GBP
$1,138 USD
View
B+
Retailer 7
-
£887 GBP
$1,188 USD
View
B+
Retailer 8
-
£908 GBP
View
B
Retailer 9
-
£1,200 GBP
$1,608 USD
View
B
Retailer 10
-
£1,384 GBP
$1,855 USD
View
Most Expensive
B
NZ Jewellers
fd55c92b-6452-42bd-bacd-6dba932ce694 · Oct 31
£1,524 GBP
$2,042 USD
View
10 more retailers have this diamond
Prices start from £467 GBPSave up to £1,057 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
5.39ct Oval
£467 GBP