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Radiant|Lab Grown|IGI

5.03ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG762544370

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

Certificate IGI LG762544370

Diamond specifications and retailer prices

From £5,752 GBP
$7,707 USD
As of October 31, 2026
Save £18,766 GBP (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £24,518 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG762544370 or 762544370. Listed at 14 retailers as of October 31, 2026, with prices from £5,752 to £24,518, a £18,766 spread on the same certified stone. Taylor and Hart lists it at £24,518. 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 angle41.6°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544370
Dimensions12.02 × 8.73 × 5.61 mm
L/W Ratio1.38
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
12.02 mm8.73 mm5.03 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544370
Side View
Table 66.0%Crown 41.6°Girdle: Slightly ThickPavilion 33.8°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £13,060 GBP|Low: £5,752 GBP|High: £26,121 GBP|Avg: £13,442 GBP|-5.0%
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
Taylor and Hart
October 31, 2026
Retailer 7£5,752 GBP
Retailer 8£6,244 GBP
Retailer 2£7,236 GBP
Retailer 11£8,540 GBP
Retailer 3£8,782 GBP
Retailer 6£9,396 GBP
Retailer 10£12,464 GBP
Retailer 9£12,888 GBP
Retailer 1£13,060 GBP
Retailer 13£13,533 GBP
Retailer 12£15,802 GBP
Retailer 4£18,442 GBP
Retailer 5£23,125 GBP
Taylor and Hart£24,518 GBP

38 data points across 14 retailers

14 retailers£5,752 GBP to £24,518 GBP

A
Cheapest Retailer
-
£5,752 GBP
$7,707 USD
A
Retailer 2
-
£6,244 GBP
$8,366 USD
View
A
Retailer 3
-
£7,236 GBP
$9,695 USD
View
A
Retailer 4
-
£8,540 GBP
HK$89,400 HKD
View
A
Retailer 5
-
£8,782 GBP
$11,767 USD
View
A
Retailer 6
-
£9,396 GBP
View
B+
Retailer 7
-
£12,464 GBP
$16,700 USD
View
B+
Retailer 8
-
£12,888 GBP
$17,268 USD
View
B+
Retailer 9
-
£13,060 GBP
€16,666 EUR
View
B+
Retailer 10
-
£13,533 GBP
View
B+
Retailer 11
-
£15,802 GBP
ZAR 342,040 ZAR
View
Retailer 12
-
£18,442 GBP
A$38,016 AUD
View
Price last confirmed 23 days ago
B
Retailer 13
-
£23,125 GBP
$30,985 USD
View
Most Expensive
B
Taylor and Hart
MXLZ5UL · Oct 31
£24,518 GBP
$32,852 USD
View
13 more retailers have this diamond
Prices start from £5,752 GBPSave up to £18,766 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
£5,752 GBP