Radiant|Lab Grown|IGI

1.51ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG652459760

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

Certificate IGI LG652459760

Diamond specifications and retailer prices

From £389 GBP
$521 USD
As of October 30, 2026
Save £3,067 GBP (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,456 GBP at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct 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 LG652459760 or 652459760. Listed at 24 retailers as of October 30, 2026, with prices from £389 to £3,456, a £3,067 spread on the same certified stone. Do Amore Diamonds lists it at £3,456. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652459760
Dimensions8.03 × 5.58 × 3.82 mm
L/W Ratio1.44
Culet sizePointed
Top View
8.03 mm5.58 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652459760
Side View
Table 68.0%Crown 46.7°Girdle: MediumPavilion 34.8°Culet: NoneDepth 68.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,456 GBP|Low: £374 GBP|High: £3,456 GBP|Avg: £1,188 GBP
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
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 5£389 GBP
Retailer 4£436 GBP
Retailer 3£483 GBP
Retailer 17£483 GBP
Retailer 15£522 GBP
Retailer 2£548 GBP
Retailer 10£637 GBP
Retailer 11£832 GBP
Retailer 14£915 GBP
Retailer 9£1,233 GBP
Retailer 13£1,241 GBP
Retailer 18£1,246 GBP
Retailer 6£1,401 GBP
Retailer 7£1,646 GBP
Retailer 8£1,790 GBP
Retailer 16£2,316 GBP
Retailer 12£2,620 GBP
Do Amore Diamonds£3,456 GBP

37 data points across 18 retailers

24 retailers£389 GBP to £3,456 GBP

A
Cheapest Retailer
-
£389 GBP
$521 USD
A
Retailer 2
-
£436 GBP
$584 USD
View
A
Retailer 3
-
£460 GBP
$616 USD
View
Final sale: no returns
A
Retailer 4
-
£483 GBP
$647 USD
View
Retailer 5
-
£483 GBP
$647 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
£522 GBP
$700 USD
View
A
Retailer 7
-
£548 GBP
View
A
Retailer 8
-
£579 GBP
$776 USD
View
A
Retailer 9
-
£628 GBP
$842 USD
View
A
Retailer 10
-
£637 GBP
$854 USD
View
B+
Retailer 11
-
£832 GBP
View
B+
Retailer 12
-
£915 GBP
ZAR 19,816 ZAR
View
Retailer 13
-
£1,233 GBP
A$2,541 AUD
View
Price last confirmed 24 days ago
B+
Retailer 14
-
£1,241 GBP
A$2,558 AUD
View
B
Retailer 15
-
£1,246 GBP
$1,669 USD
View
B+
Retailer 16
-
£1,401 GBP
$1,877 USD
View
B
Retailer 17
-
£1,547 GBP
View
B
Retailer 18
-
£1,646 GBP
$2,205 USD
View
B
Retailer 19
-
£1,776 GBP
View
B
Retailer 20
-
£1,790 GBP
$2,398 USD
View
B
Retailer 21
-
£1,812 GBP
$2,429 USD
View
B
Retailer 22
-
£2,316 GBP
View
B
Retailer 23
-
£2,620 GBP
$3,510 USD
View
Most Expensive
B
Do Amore Diamonds
27-98C0EE8DB · Nov 1
£3,456 GBP
$4,630 USD
View
23 more retailers have this diamond
Prices start from £389 GBPSave up to £3,067 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
1.51ct Radiant
£389 GBP