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Radiant|Lab Grown|IGI

1.50ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG784645258

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

Certificate IGI LG784645258

Diamond specifications and retailer prices

From £287 GBP
$385 USD
As of October 30, 2026
Save £2,265 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,552 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown radiant diamond

This 1.5ct 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 LG784645258 or 784645258. Listed at 14 retailers as of October 30, 2026, with prices from £287 to £2,552, a £2,265 spread on the same certified stone. Do Amore Diamonds lists it at £2,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645258
Dimensions7.89 × 5.62 × 3.98 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
7.89 mm5.62 mm1.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645258
Side View
Table 59.0%Crown 38.3°Girdle: STK-THKPavilion 36.7°Culet: NoneDepth 70.8%

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: £2,552 GBP|Low: £287 GBP|High: £3,396 GBP|Avg: £1,476 GBP|-24.8%
Do Amore Diamonds
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
Retailer 15
October 30, 2026
Retailer 9£287 GBP
Retailer 14£322 GBP
Retailer 6£428 GBP
Retailer 10£472 GBP
Retailer 4£530 GBP
Retailer 12£566 GBP
Retailer 5£615 GBP
Retailer 3£632 GBP
Retailer 11£1,001 GBP
Retailer 13£1,266 GBP
Retailer 8£1,454 GBP
Retailer 2£2,112 GBP
Retailer 15£2,515 GBP
Do Amore Diamonds£2,552 GBP
Retailer 7£3,341 GBP

31 data points across 15 retailers

14 retailers£287 GBP to £2,552 GBP

A
Cheapest Retailer
-
£287 GBP
$385 USD
A
Retailer 2
-
£322 GBP
$432 USD
View
A
Retailer 3
-
£428 GBP
$574 USD
View
Final sale: no returns
A
Retailer 4
-
£472 GBP
$632 USD
View
A
Retailer 5
-
£530 GBP
$710 USD
View
A
Retailer 6
-
£566 GBP
$759 USD
View
A
Retailer 7
-
£615 GBP
$824 USD
View
A
Retailer 8
-
£632 GBP
€807 EUR
View
B+
Retailer 9
-
£1,001 GBP
$1,341 USD
View
B+
Retailer 10
-
£1,266 GBP
$1,696 USD
View
B
Retailer 11
-
£1,454 GBP
View
B
Retailer 12
-
£2,112 GBP
$2,830 USD
View
Retailer 13
-
£2,515 GBP
$3,370 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-F7D36F7E6 · Oct 30
£2,552 GBP
$3,420 USD
View
13 more retailers have this diamond
Prices start from £287 GBPSave up to £2,265 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
1.50ct Radiant
£287 GBP