Radiant|Lab Grown|IGI

1.03ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG729574994

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

Certificate IGI LG729574994

Diamond specifications and retailer prices

From £266 GBP
$356 USD
As of October 30, 2026
Save £525 GBP (66%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £795 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG729574994 or 729574994. Listed at 18 retailers as of October 26, 2026, with a 198% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729574994
Dimensions7.12 × 4.91 × 3.33 mm
L/W Ratio1.45
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
7.12 mm4.91 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729574994
Side View
Table 68.0%Crown 45.2°Girdle: MediumPavilion 34.3°Culet: NoneDepth 67.8%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: £795 GBP|Low: £118 GBP|High: £863 GBP|Avg: £440 GBP|-7.8%
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
October 25, 2026
Retailer 10£152 GBP
Retailer 4£202 GBP
Retailer 2£266 GBP
Retailer 8£268 GBP
Retailer 9£295 GBP
Retailer 3£389 GBP
Retailer 12£405 GBP
Retailer 7£414 GBP
Retailer 13£445 GBP
Retailer 11£584 GBP
Retailer 5£731 GBP
Retailer 6£791 GBP
MOH London£795 GBP

37 data points across 13 retailers

18 retailers£266 GBP to £791 GBP

Retailer 1
-
£142 GBP
$190 USD
Price last confirmed 23 days ago
Retailer 2
-
£164 GBP
$220 USD
View
Price last confirmed 18 days ago
Retailer 3
-
£175 GBP
$235 USD
View
Price last confirmed 28 days ago
Retailer 4
-
£175 GBP
$235 USD
View
Price last confirmed 19 days ago
Retailer 5
-
£202 GBP
$270 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
£266 GBP
$356 USD
View
Retailer 7
-
£268 GBP
€342 EUR
View
Price last confirmed 8 days ago
Retailer 8
-
£295 GBP
View
Price last confirmed 8 days ago
Retailer 9
-
£389 GBP
$521 USD
View
Price last confirmed 8 days ago
Retailer 10
-
£405 GBP
$542 USD
View
Price last confirmed 8 days ago
Retailer 11
-
£414 GBP
A$853 AUD
View
Price last confirmed 8 days ago
Retailer 12
-
£445 GBP
SGD 805 SGD
View
Price last confirmed 8 days ago
Retailer 13
-
£564 GBP
$756 USD
View
Price last confirmed 31 days ago
Retailer 14
-
£584 GBP
$783 USD
View
Price last confirmed 8 days ago
Retailer 15
-
£634 GBP
$850 USD
View
Price last confirmed 8 days ago
Retailer 16
-
£731 GBP
$979 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
£791 GBP
$1,060 USD
View
Most Expensive
MOH London
LG729574994 · Oct 21
£795 GBP
View
Price last confirmed 10 days ago
17 more retailers have this diamond
Prices start from £266 GBPSave up to £525 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
1.03ct Radiant
£266 GBP