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Radiant|Lab Grown|IGI

1.02ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG816616165

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

Certificate IGI LG816616165

Diamond specifications and retailer prices

From £313 GBP
$417 USD
As of October 28, 2026
Save £1,286 GBP (80%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,599 GBP at Brilliant Earth · As of October 29, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616165 or 816616165. Listed at 7 retailers as of October 28, 2026, with prices from £313 to £1,599, a £1,286 spread on the same certified stone. Brilliant Earth lists it at £1,599. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616165
Dimensions7.09 × 4.88 × 3.37 mm
L/W Ratio1.45
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
7.09 mm4.88 mm1.02 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616165
Side View
Table 62.0%Crown 39.9°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 69.1%

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 28
Current: £1,599 GBP|Low: £179 GBP|High: £1,667 GBP|Avg: £749 GBP|-4.1%
Brilliant Earth
Retailer 2
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
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Retailer 14
October 29, 2026
Retailer 6£179 GBP
Retailer 14£282 GBP
Retailer 9£313 GBP
Retailer 3£455 GBP
Retailer 13£463 GBP
Retailer 12£483 GBP
Retailer 8£579 GBP
Retailer 11£687 GBP
Retailer 4£790 GBP
Retailer 2£798 GBP
Retailer 5£936 GBP
Retailer 7£1,389 GBP
Retailer 10£1,468 GBP
Brilliant Earth£1,599 GBP

11 data points across 14 retailers

7 retailers£313 GBP to £1,599 GBP

A
Cheapest Retailer
-
£313 GBP
$417 USD
B+
Retailer 2
-
£579 GBP
$771 USD
View
B+
Retailer 3
-
£687 GBP
$915 USD
View
B+
Retailer 4
-
£798 GBP
View
B
Retailer 5
-
£1,389 GBP
$1,850 USD
View
B
Retailer 6
-
£1,468 GBP
$1,955 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
21731256Y · Oct 29
£1,599 GBP
$2,130 USD
View
6 more retailers have this diamond
Prices start from £313 GBPSave up to £1,286 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
£313 GBP