CaratHunter
Plans
Radiant|Lab Grown|IGI

6.03ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG838614009

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

Certificate IGI LG838614009

Diamond specifications and retailer prices

From £1,007 GBP
As of October 30, 2026
Save £1,476 GBP (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,482 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 6.03ct lab-grown radiant diamond

This 6.03ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG838614009 or 838614009. Listed at 6 retailers as of October 29, 2026, with prices from £1,007 to £2,482, a £1,476 spread on the same certified stone. MOH London lists it at £2,482. 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

6.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838614009
Dimensions13.18 × 8.50 × 5.96 mm
L/W Ratio1.55
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.18 mm8.50 mm6.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838614009
Side View
Table 63.0%Crown 46.4°Girdle: ThickPavilion 37.2°Culet: NoneDepth 70.1%

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 30
Current: £2,482 GBP|Low: £1,003 GBP|High: £2,803 GBP|Avg: £1,819 GBP|-11.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 2£1,007 GBP
Retailer 4£1,066 GBP
Retailer 6£1,190 GBP
Retailer 3£2,255 GBP
Retailer 5£2,273 GBP
MOH London£2,482 GBP

35 data points across 6 retailers

6 retailers£1,007 GBP to £2,482 GBP

A
Cheapest Retailer
-
£1,007 GBP
B+
Retailer 2
-
£1,066 GBP
$1,419 USD
View
Retailer 3
-
£1,190 GBP
€1,509 EUR
View
Price last confirmed 7 days ago
B
Retailer 4
-
£2,255 GBP
$3,003 USD
View
B
Retailer 5
-
£2,273 GBP
$3,027 USD
View
Most Expensive
B
MOH London
LG838614009 · Oct 29
£2,482 GBP
View
5 more retailers have this diamond
Prices start from £1,007 GBPSave up to £1,476 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
6.03ct Radiant
£1,007 GBP