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Radiant|Lab Grown|IGI

5.03ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG754595526

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

Certificate IGI LG754595526

Diamond specifications and retailer prices

From £6,812 GBP
$9,127 USD
As of October 30, 2026
Save £24,900 GBP (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £31,712 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.03ct lab-grown radiant diamond

This 5.03ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG754595526 or 754595526. Listed at 14 retailers as of October 30, 2026, with prices from £6,812 to £31,712, a £24,900 spread on the same certified stone. With Clarity lists it at £31,712. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

5.03
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754595526
Dimensions12.60 × 8.48 × 5.49 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.60 mm8.48 mm5.03 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754595526
Side View
Table 64.0%Crown 40.4°Girdle: Slightly ThickPavilion 33.8°Culet: NoneDepth 64.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £9,318 GBP|Low: £6,812 GBP|High: £33,468 GBP|Avg: £15,846 GBP|-8.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
November 1, 2026
Retailer 8£6,812 GBP
Retailer 7£7,912 GBP
Retailer 11£8,493 GBP
Retailer 5£8,797 GBP
Retailer 1£9,318 GBP
Retailer 10£12,814 GBP
Retailer 6£13,060 GBP
Retailer 2£13,533 GBP
Retailer 9£14,226 GBP
Retailer 13£15,802 GBP
Retailer 3£18,442 GBP
Retailer 4£23,125 GBP
Retailer 12£24,518 GBP
With Clarity£31,712 GBP

38 data points across 14 retailers

14 retailers£6,812 GBP to £31,712 GBP

A
Cheapest Retailer
-
£6,812 GBP
$9,127 USD
A
Retailer 2
-
£7,912 GBP
$10,601 USD
View
A
Retailer 3
-
£8,493 GBP
HK$88,900 HKD
View
A
Retailer 4
-
£8,797 GBP
$11,787 USD
View
A
Retailer 5
-
£9,318 GBP
View
A
Retailer 6
-
£12,814 GBP
$17,170 USD
View
B+
Retailer 7
-
£13,060 GBP
€16,666 EUR
View
B+
Retailer 8
-
£13,533 GBP
View
B+
Retailer 9
-
£14,226 GBP
$19,061 USD
View
B+
Retailer 10
-
£15,802 GBP
ZAR 342,040 ZAR
View
Retailer 11
-
£18,442 GBP
A$38,016 AUD
View
Price last confirmed 23 days ago
B
Retailer 12
-
£23,125 GBP
$30,985 USD
View
B
Retailer 13
-
£24,518 GBP
$32,852 USD
View
Most Expensive
B
With Clarity
754595526 · Oct 31
£31,712 GBP
$42,490 USD
View
13 more retailers have this diamond
Prices start from £6,812 GBPSave up to £24,900 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
5.03ct Radiant
£6,812 GBP