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Radiant|Lab Grown|IGI

1.02ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG696523023

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

Certificate IGI LG696523023

Diamond specifications and retailer prices

From £149 GBP
$199 USD
As of October 27, 2026
Save £1,097 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,247 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG696523023 or 696523023. Listed at 21 retailers as of October 27, 2026, with prices from £149 to £1,247, a £1,097 spread on the same certified stone. Brilliant Earth lists it at £1,247. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696523023
Dimensions5.07 × 5.07 × 7.07 mm
L/W Ratio1.00
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
5.07 mm5.07 mm1.02 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696523023
Side View
Table 66.0%Crown 41.1°Girdle: MediumPavilion 34.7°Culet: NoneDepth 65.9%

Caratlytics Score

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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 27
Current: £1,247 GBP|Low: £143 GBP|High: £1,247 GBP|Avg: £466 GBP
Brilliant Earth
Retailer 2
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Retailer 19
October 29, 2026
Retailer 18£149 GBP
Retailer 9£167 GBP
Retailer 17£173 GBP
Retailer 5£185 GBP
Retailer 8£185 GBP
Retailer 13£318 GBP
Retailer 6£321 GBP
Retailer 2£339 GBP
Retailer 16£352 GBP
Retailer 3£363 GBP
Retailer 14£453 GBP
Retailer 4£500 GBP
Retailer 19£596 GBP
Retailer 10£636 GBP
Retailer 11£646 GBP
Retailer 12£660 GBP
Retailer 15£868 GBP
Retailer 7£894 GBP
Brilliant Earth£1,247 GBP

41 data points across 19 retailers

21 retailers£149 GBP to £1,247 GBP

A
Cheapest Retailer
-
£149 GBP
$199 USD
A
Retailer 2
-
£167 GBP
$223 USD
View
Final sale: no returns
A
Retailer 3
-
£173 GBP
$231 USD
View
A
Retailer 4
-
£185 GBP
$247 USD
View
A
Retailer 5
-
£185 GBP
$247 USD
View
A
Retailer 6
-
£318 GBP
ZAR 6,849 ZAR
View
A
Retailer 7
-
£321 GBP
$428 USD
View
A
Retailer 8
-
£339 GBP
View
A
Retailer 9
-
£352 GBP
€446 EUR
View
A
Retailer 10
-
£363 GBP
$484 USD
View
A
Retailer 11
-
£428 GBP
$570 USD
View
A
Retailer 12
-
£453 GBP
A$928 AUD
View
B+
Retailer 13
-
£500 GBP
$666 USD
View
B+
Retailer 14
-
£596 GBP
$794 USD
View
B+
Retailer 15
-
£636 GBP
$847 USD
View
B+
Retailer 16
-
£659 GBP
$878 USD
View
B+
Retailer 17
-
£660 GBP
A$1,353 AUD
View
B
Retailer 18
-
£830 GBP
$1,105 USD
View
Price last confirmed 59 days ago
B+
Retailer 19
-
£868 GBP
View
B
Retailer 20
-
£894 GBP
$1,191 USD
View
Most Expensive
B
Brilliant Earth
16360266A · Oct 28
£1,247 GBP
$1,660 USD
View
20 more retailers have this diamond
Prices start from £149 GBPSave up to £1,097 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
1.02ct Radiant
£149 GBP