Radiant|Lab Grown|IGI

1.03ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG526289119

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

Certificate IGI LG526289119

Diamond specifications and retailer prices

From £154 GBP
$207 USD
As of October 30, 2026
Save £754 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £908 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 LG526289119 or 526289119. Listed at 19 retailers as of October 30, 2026, with prices from £154 to £908, a £754 spread on the same certified stone. Reve Diamonds lists it at £908. 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 angle38.3°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526289119
Dimensions6.69 × 4.99 × 3.46 mm
L/W Ratio1.34
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
6.69 mm4.99 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526289119
Side View
Table 61.0%Crown 38.3°Girdle: MediumPavilion 30.9°Culet: NoneDepth 69.3%

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: £354 GBP|Low: £149 GBP|High: £778 GBP|Avg: £371 GBP|+3.3%
Retailer 1
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
October 31, 2026
Retailer 13£154 GBP
Retailer 4£180 GBP
Retailer 5£192 GBP
Retailer 14£192 GBP
Retailer 8£241 GBP
Retailer 6£256 GBP
Retailer 10£330 GBP
Retailer 3£331 GBP
Retailer 1£354 GBP
Retailer 11£469 GBP
Retailer 7£560 GBP
Retailer 2£616 GBP
Retailer 12£619 GBP
Retailer 9£773 GBP

38 data points across 14 retailers

19 retailers£154 GBP to £908 GBP

A
Cheapest Retailer
-
£154 GBP
$207 USD
A
Retailer 2
-
£172 GBP
$231 USD
View
Final sale: no returns
A
Retailer 3
-
£180 GBP
$241 USD
View
A
Retailer 4
-
£192 GBP
$257 USD
View
A
Retailer 5
-
£192 GBP
$257 USD
View
A
Retailer 6
-
£241 GBP
View
A
Retailer 7
-
£256 GBP
$343 USD
View
A
Retailer 8
-
£330 GBP
ZAR 7,135 ZAR
View
B+
Retailer 9
-
£331 GBP
$444 USD
View
B+
Retailer 10
-
£354 GBP
View
B+
Retailer 11
-
£368 GBP
$493 USD
View
B+
Retailer 12
-
£411 GBP
HK$4,300 HKD
View
B+
Retailer 13
-
£469 GBP
A$967 AUD
View
B
Retailer 14
-
£560 GBP
$750 USD
View
B
Retailer 15
-
£616 GBP
$826 USD
View
B
Retailer 16
-
£619 GBP
$829 USD
View
B
Retailer 17
-
£657 GBP
$880 USD
View
B
Retailer 18
-
£773 GBP
View
Most Expensive
B
Reve Diamonds
FA24DB796 · Oct 30
£908 GBP
$1,217 USD
View
18 more retailers have this diamond
Prices start from £154 GBPSave up to £754 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
£154 GBP