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Radiant|Lab Grown|IGI

1.52ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG787623951

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

Certificate IGI LG787623951

Diamond specifications and retailer prices

From £223 GBP
$299 USD
As of October 30, 2026
Save £937 GBP (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,702 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.52ct lab-grown radiant diamond

This 1.52ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787623951 or 787623951. Listed at 20 retailers as of October 30, 2026, with a 420% 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

1.52
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787623951
Dimensions8.08 × 5.76 × 3.69 mm
L/W Ratio1.40
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
8.08 mm5.76 mm1.52 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787623951
Side View
Table 63.0%Crown 43°Girdle: MED-STKPavilion 32.8°Culet: NoneDepth 64.1%

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 30
Current: £1,702 GBP|Low: £223 GBP|High: £1,724 GBP|Avg: £690 GBP|-1.3%
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
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Retailer 17
November 1, 2026
Retailer 16£223 GBP
Retailer 6£250 GBP
Retailer 17£276 GBP
Retailer 11£410 GBP
Retailer 10£445 GBP
Retailer 5£452 GBP
Retailer 4£470 GBP
Retailer 14£475 GBP
Retailer 2£491 GBP
Retailer 13£643 GBP
Retailer 15£737 GBP
Retailer 8£766 GBP
Retailer 3£972 GBP
Retailer 12£1,114 GBP
Retailer 9£1,126 GBP
Retailer 7£1,137 GBP
Rare Carat£1,702 GBP

37 data points across 17 retailers

20 retailers£223 GBP to £1,160 GBP

A
Cheapest Retailer
-
£223 GBP
$299 USD
A
Retailer 2
-
£250 GBP
$335 USD
View
Final sale: no returns
A
Retailer 3
-
£276 GBP
$370 USD
View
A
Retailer 4
-
£276 GBP
$370 USD
View
A
Retailer 5
-
£410 GBP
$550 USD
View
A
Retailer 6
-
£445 GBP
€568 EUR
View
A
Retailer 7
-
£452 GBP
$606 USD
View
A
Retailer 8
-
£470 GBP
$630 USD
View
A
Retailer 9
-
£475 GBP
ZAR 10,284 ZAR
View
A
Retailer 10
-
£491 GBP
View
A
Retailer 11
-
£643 GBP
A$1,325 AUD
View
B+
Retailer 12
-
£737 GBP
$988 USD
View
B+
Retailer 13
-
£766 GBP
$1,027 USD
View
B+
Retailer 14
-
£924 GBP
$1,239 USD
View
B+
Retailer 15
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£972 GBP
$1,302 USD
View
B+
Retailer 16
-
£1,063 GBP
$1,424 USD
View
B+
Retailer 17
-
£1,114 GBP
View
B+
Retailer 18
-
£1,126 GBP
$1,509 USD
View
B+
Retailer 19
-
£1,160 GBP
$1,554 USD
View
Most Expensive
Rare Carat
E-164-356 · Oct 18
£1,702 GBP
$2,280 USD
View
Price last confirmed 13 days ago
19 more retailers have this diamond
Prices start from £223 GBPSave up to £937 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
1.52ct Radiant
£223 GBP