Radiant|Lab Grown|IGI

1.52ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG816616239

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

Certificate IGI LG816616239

Diamond specifications and retailer prices

From £329 GBP
$441 USD
As of October 30, 2026
Save £1,843 GBP (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,567 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616239 or 816616239. Listed at 22 retailers as of October 30, 2026, with a 560% 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616239
Dimensions8.02 × 5.57 × 3.97 mm
L/W Ratio1.44
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
8.02 mm5.57 mm1.52 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616239
Side View
Table 60.0%Crown 40.5°Girdle: Slightly ThickPavilion 35.8°Culet: NoneDepth 71.3%

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: £2,567 GBP|Low: £329 GBP|High: £2,881 GBP|Avg: £1,191 GBP|-0.4%
Rare Carat
Retailer 2
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Retailer 22
October 30, 2026
Retailer 11£329 GBP
Retailer 21£369 GBP
Retailer 4£386 GBP
Retailer 10£408 GBP
Retailer 20£408 GBP
Retailer 18£515 GBP
Retailer 22£587 GBP
Retailer 5£641 GBP
Retailer 3£649 GBP
Retailer 16£674 GBP
Retailer 17£701 GBP
Retailer 7£804 GBP
Retailer 6£985 GBP
Retailer 9£1,312 GBP
Retailer 8£1,337 GBP
Retailer 14£1,428 GBP
Retailer 15£1,490 GBP
Retailer 19£1,501 GBP
Retailer 13£1,570 GBP
Retailer 12£1,966 GBP
Retailer 2£2,172 GBP
Rare Carat£2,567 GBP

27 data points across 22 retailers

22 retailers£329 GBP to £2,172 GBP

A
Cheapest Retailer
-
£329 GBP
$441 USD
A
Retailer 2
-
£369 GBP
$494 USD
View
A
Retailer 3
-
£386 GBP
$517 USD
View
Final sale: no returns
A
Retailer 4
-
£408 GBP
$547 USD
View
A
Retailer 5
-
£408 GBP
$547 USD
View
A
Retailer 6
-
£515 GBP
$690 USD
View
A
Retailer 7
-
£587 GBP
$786 USD
View
A
Retailer 8
-
£641 GBP
$859 USD
View
Retailer 9
-
£649 GBP
€828 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
£674 GBP
View
A
Retailer 11
-
£701 GBP
ZAR 15,181 ZAR
View
A
Retailer 12
-
£804 GBP
$1,077 USD
View
B+
Retailer 13
-
£985 GBP
$1,320 USD
View
B+
Retailer 14
-
£1,312 GBP
$1,758 USD
View
B+
Retailer 15
-
£1,337 GBP
$1,791 USD
View
B+
Retailer 16
-
£1,428 GBP
SGD 2,585 SGD
View
Retailer 17
-
£1,490 GBP
View
Price last confirmed 21 days ago
B
Retailer 18
-
£1,501 GBP
View
B+
Retailer 19
-
£1,570 GBP
$2,103 USD
View
B
Retailer 20
-
£1,966 GBP
$2,634 USD
View
B
Retailer 21
-
£2,172 GBP
$2,910 USD
View
Most Expensive
Rare Carat
PD-232003 · Oct 18
£2,567 GBP
$3,440 USD
View
Price last confirmed 12 days ago
21 more retailers have this diamond
Prices start from £329 GBPSave up to £1,843 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
£329 GBP