Radiant|Lab Grown|IGI

5.02ct E SI2 Radiant Lab Grown Diamond

EX • E/SI2 • IGI LG778683682

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG778683682

Diamond specifications and retailer prices

From £959 GBP
$1,277 USD
As of October 28, 2026
Save £4,222 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,181 GBP at Mervis Diamond Importers · As of October 29, 2026
View at Mervis Diamond Importers

About this 5.02ct lab-grown radiant diamond

This 5.02ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778683682 or 778683682. Listed at 11 retailers as of October 28, 2026, with prices from £959 to £5,181, a £4,222 spread on the same certified stone. Mervis Diamond Importers lists it at £5,181. 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

5.02
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778683682
Dimensions12.72 × 8.64 × 5.49 mm
L/W Ratio1.47
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.72 mm8.64 mm5.02 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778683682
Side View
Table 63.0%Crown 37.1°Girdle: MediumPavilion 36.5°Culet: NoneDepth 63.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: £5,181 GBP|Low: £680 GBP|High: £5,632 GBP|Avg: £2,176 GBP|-8.0%
Mervis Diamond Importers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 10£680 GBP
Retailer 9£959 GBP
Retailer 11£1,018 GBP
Retailer 2£1,154 GBP
Retailer 5£1,301 GBP
Retailer 3£1,825 GBP
Retailer 7£2,181 GBP
Retailer 6£2,640 GBP
Retailer 4£2,828 GBP
Retailer 8£4,438 GBP
Mervis Diamond Importers£5,181 GBP

41 data points across 11 retailers

11 retailers£959 GBP to £5,181 GBP

Retailer 1
-
£680 GBP
$905 USD
Price last confirmed 17 days ago
B+
Retailer 2
-
£959 GBP
$1,277 USD
View
B+
Retailer 3
-
£1,018 GBP
$1,356 USD
View
B+
Retailer 4
-
£1,154 GBP
View
B+
Retailer 5
-
£1,301 GBP
$1,733 USD
View
B
Retailer 6
-
£1,825 GBP
$2,430 USD
View
B
Retailer 7
-
£2,181 GBP
$2,905 USD
View
B
Retailer 8
-
£2,640 GBP
$3,516 USD
View
B
Retailer 9
-
£2,828 GBP
View
B
Retailer 10
-
£4,438 GBP
$5,910 USD
View
Most Expensive
B
Mervis Diamond Importers
1985410011 · Oct 29
£5,181 GBP
$6,900 USD
View
10 more retailers have this diamond
Prices start from £959 GBPSave up to £4,222 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.

B+
5.02ct Radiant
£959 GBP