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Radiant|Lab Grown|IGI

1.07ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG818662269

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

Certificate IGI LG818662269

Diamond specifications and retailer prices

From £323 GBP
$433 USD
As of October 30, 2026
Save £1,117 GBP (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,504 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.07ct lab-grown radiant diamond

This 1.07ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818662269 or 818662269. Listed at 7 retailers as of October 30, 2026, with a 346% 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

1.07
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818662269
Dimensions7.12 × 5.04 × 3.51 mm
L/W Ratio1.41
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 mm5.04 mm1.07 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818662269
Side View
Table 65.0%Crown 46.1°Girdle: MediumPavilion 36.1°Culet: NoneDepth 69.6%

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: £1,504 GBP|Low: £187 GBP|High: £1,746 GBP|Avg: £777 GBP|-0.7%
Rare Carat
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 30, 2026
Retailer 4£187 GBP
Retailer 14£291 GBP
Retailer 10£323 GBP
Retailer 13£481 GBP
Retailer 5£493 GBP
Retailer 12£502 GBP
Retailer 9£600 GBP
Retailer 11£705 GBP
Retailer 3£817 GBP
Retailer 7£827 GBP
Retailer 6£969 GBP
Retailer 2£1,134 GBP
Retailer 8£1,440 GBP
Rare Carat£1,504 GBP

15 data points across 14 retailers

7 retailers£323 GBP to £1,440 GBP

A
Cheapest Retailer
-
£323 GBP
$433 USD
B+
Retailer 2
-
£600 GBP
$804 USD
View
B+
Retailer 3
-
£705 GBP
$944 USD
View
B+
Retailer 4
-
£827 GBP
View
B
Retailer 5
-
£1,134 GBP
$1,520 USD
View
B
Retailer 6
-
£1,440 GBP
$1,930 USD
View
Most Expensive
Rare Carat
PD-229092 · Oct 21
£1,504 GBP
$2,015 USD
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from £323 GBPSave up to £1,117 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
1.07ct Radiant
£323 GBP