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Radiant|Lab Grown|IGI

1.02ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG589310805

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

Certificate IGI LG589310805

Diamond specifications and retailer prices

From £161 GBP
$214 USD
As of October 27, 2026
Save £770 GBP (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £931 GBP at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

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 LG589310805 or 589310805. Listed at 21 retailers as of October 27, 2026, with prices from £161 to £931, a £770 spread on the same certified stone. Reve Diamonds lists it at £931. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589310805
Dimensions7.12 × 4.93 × 3.31 mm
L/W Ratio1.44
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 mm4.93 mm1.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589310805
Side View
Table 64.0%Crown 43.3°Girdle: MediumPavilion 33.2°Culet: NoneDepth 67.1%

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: £803 GBP|Low: £154 GBP|High: £809 GBP|Avg: £360 GBP|-0.7%
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
October 29, 2026
Retailer 12£161 GBP
Retailer 4£187 GBP
Retailer 2£199 GBP
Retailer 5£199 GBP
Retailer 6£212 GBP
Retailer 13£290 GBP
Retailer 8£342 GBP
Retailer 10£356 GBP
Retailer 7£367 GBP
Retailer 9£487 GBP
Retailer 3£640 GBP
Retailer 11£643 GBP
Retailer 1£803 GBP

35 data points across 13 retailers

21 retailers£161 GBP to £931 GBP

A
Cheapest Retailer
-
£161 GBP
$214 USD
A
Retailer 2
-
£179 GBP
$238 USD
View
Final sale: no returns
A
Retailer 3
-
£187 GBP
$248 USD
View
A
Retailer 4
-
£199 GBP
$265 USD
View
A
Retailer 5
-
£199 GBP
$265 USD
View
A
Retailer 6
-
£212 GBP
View
A
Retailer 7
-
£222 GBP
HK$2,300 HKD
View
A
Retailer 8
-
£290 GBP
$385 USD
View
A
Retailer 9
-
£342 GBP
ZAR 7,348 ZAR
View
A
Retailer 10
-
£356 GBP
€451 EUR
View
A
Retailer 11
-
£367 GBP
View
A
Retailer 12
-
£376 GBP
$500 USD
View
A
Retailer 13
-
£433 GBP
$575 USD
View
B+
Retailer 14
-
£487 GBP
A$996 AUD
View
B+
Retailer 15
-
£540 GBP
SGD 969 SGD
View
B+
Retailer 16
-
£640 GBP
$851 USD
View
B+
Retailer 17
-
£643 GBP
$854 USD
View
B+
Retailer 18
-
£668 GBP
View
B+
Retailer 19
-
£680 GBP
$904 USD
View
B+
Retailer 20
-
£803 GBP
View
Most Expensive
B
Reve Diamonds
21B85EE48 · Oct 28
£931 GBP
$1,237 USD
View
20 more retailers have this diamond
Prices start from £161 GBPSave up to £770 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
£161 GBP