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 $270 USD
As of October 23, 2026
Save $790 USD (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,066 USD 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 23, 2026, with a 293% 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $1,066 USD|Low: $158 USD|High: $1,156 USD|Avg: $586 USD|-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$204 USD
Retailer 4$270 USD
Retailer 2$356 USD
Retailer 8$359 USD
Retailer 9$395 USD
Retailer 3$521 USD
Retailer 12$542 USD
Retailer 7$554 USD
Retailer 13$596 USD
Retailer 11$783 USD
Retailer 5$979 USD
Retailer 6$1,060 USD
MOH London$1,066 USD

39 data points across 13 retailers

18 retailers$270 USD to $1,060 USD

A
Retailer 1
-
$190 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$220 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$235 USD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$235 USD
View
Price last confirmed 17 days ago
B+
Retailer 5
-
$270 USD
View
A
Retailer 6
-
$356 USD
View
A
Retailer 7
-
$359 USD
€342 EUR
View
A
Retailer 8
-
$395 USD
£311 GBP
View
B+
Retailer 9
-
$521 USD
View
B+
Retailer 10
-
$542 USD
View
B+
Retailer 11
-
$554 USD
A$853 AUD
View
B+
Retailer 12
-
$596 USD
SGD 805 SGD
View
B
Retailer 13
-
$756 USD
View
Price last confirmed 28 days ago
B
Retailer 14
-
$783 USD
View
B
Retailer 15
-
$850 USD
View
B
Retailer 16
-
$979 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$1,060 USD
View
Most Expensive
B
MOH London
LG729574994 · Oct 21
$1,066 USD
£839 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $270 USDSave up to $790 USD

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
$270 USD