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Radiant|Lab Grown|IGI

5.03ct I VS2 Radiant Lab Grown Diamond

EX • I/VS2 • IGI LG575398337

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

Certificate IGI LG575398337

Diamond specifications and retailer prices

From £1,065 GBP
$1,427 USD
As of October 31, 2026
Save £3,552 GBP (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,617 GBP at Taylor and Hart · As of October 30, 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 I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG575398337 or 575398337. Listed at 11 retailers as of October 30, 2026, with prices from £1,065 to £4,617, a £3,552 spread on the same certified stone. Taylor and Hart lists it at £4,617. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.03
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle27.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575398337
Dimensions11.95 × 8.32 × 5.48 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.95 mm8.32 mm5.03 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575398337
Side View
Table 63.5%Crown 36.2°Girdle: ThickPavilion 27.2°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £1,988 GBP|Low: £815 GBP|High: £5,302 GBP|Avg: £2,433 GBP|+5.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Taylor and Hart
October 31, 2026
Retailer 8£1,065 GBP
Retailer 6£1,142 GBP
Retailer 9£1,310 GBP
Retailer 5£1,461 GBP
Retailer 3£1,557 GBP
Retailer 1£1,988 GBP
Retailer 7£3,151 GBP
Retailer 2£3,751 GBP
Retailer 4£4,519 GBP
Taylor and Hart£4,617 GBP

19 data points across 10 retailers

11 retailers£1,065 GBP to £4,617 GBP

A
Cheapest Retailer
-
£1,065 GBP
$1,427 USD
B+
Retailer 2
-
£1,142 GBP
$1,530 USD
View
Final sale: no returns
B+
Retailer 3
-
£1,310 GBP
$1,755 USD
View
B+
Retailer 4
-
£1,461 GBP
$1,958 USD
View
B+
Retailer 5
-
£1,557 GBP
HK$16,300 HKD
View
B
Retailer 6
-
£1,988 GBP
€2,537 EUR
View
B
Retailer 7
-
£2,448 GBP
$3,280 USD
View
B
Retailer 8
-
£3,151 GBP
View
B
Retailer 9
-
£3,751 GBP
View
B
Retailer 10
-
£4,519 GBP
SGD 8,182 SGD
View
Most Expensive
B
Taylor and Hart
2S309S8 · Oct 30
£4,617 GBP
$6,186 USD
View
10 more retailers have this diamond
Prices start from £1,065 GBPSave up to £3,552 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
£1,065 GBP