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Oval|Lab Grown|IGI

5.03ct D SI1 Oval Lab Grown Diamond

GD • D/SI1 • IGI LG743504296

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG743504296

Diamond specifications and retailer prices

From £732 GBP
As of October 27, 2026
Save £1,834 GBP (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,566 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 5.03ct lab-grown oval diamond

This 5.03ct lab-grown oval sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG743504296 or 743504296. Listed at 13 retailers as of October 26, 2026, with prices from £732 to £2,566, a £1,834 spread on the same certified stone. MOH London lists it at £2,566. 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
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743504296
Dimensions14.41 × 9.48 × 5.77 mm
L/W Ratio1.52
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.41 mm9.48 mm5.03 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743504296
Side View
Table 58.0%Crown 31.6°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £2,566 GBP|Low: £490 GBP|High: £4,528 GBP|Avg: £1,311 GBP|+0.1%
MOH London
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
Retailer 16
October 27, 2026
Retailer 4£490 GBP
Retailer 6£555 GBP
Retailer 3£591 GBP
Retailer 7£591 GBP
Retailer 15£630 GBP
Retailer 2£732 GBP
Retailer 13£785 GBP
Retailer 9£1,042 GBP
Retailer 10£1,056 GBP
Retailer 11£1,552 GBP
Retailer 5£1,835 GBP
Retailer 12£1,883 GBP
Retailer 14£2,110 GBP
Retailer 8£2,335 GBP
MOH London£2,566 GBP
Retailer 16£4,528 GBP

26 data points across 16 retailers

13 retailers£732 GBP to £2,566 GBP

Retailer 1
-
£490 GBP
$652 USD
Price last confirmed 28 days ago
Retailer 2
-
£555 GBP
$739 USD
View
Price last confirmed 34 days ago
Retailer 3
-
£591 GBP
$787 USD
View
Price last confirmed 27 days ago
B+
Retailer 4
-
£732 GBP
View
B+
Retailer 5
-
£785 GBP
$1,045 USD
View
B+
Retailer 6
-
£1,042 GBP
View
B
Retailer 7
-
£1,056 GBP
$1,406 USD
View
B
Retailer 8
-
£1,552 GBP
$2,067 USD
View
Retailer 9
-
£1,835 GBP
$2,444 USD
View
Price last confirmed 22 days ago
B
Retailer 10
-
£1,883 GBP
$2,508 USD
View
B
Retailer 11
-
£2,110 GBP
$2,809 USD
View
B
Retailer 12
-
£2,335 GBP
$3,109 USD
View
Most Expensive
B
MOH London
LG743504296 · Oct 26
£2,566 GBP
View
12 more retailers have this diamond
Prices start from £732 GBPSave up to £1,834 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+
5.03ct Oval
£732 GBP