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Radiant|Lab Grown|IGI

1.53ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG759531798

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

Certificate IGI LG759531798

Diamond specifications and retailer prices

From £208 GBP
$279 USD
As of October 30, 2026
Save £1,576 GBP (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,784 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.53ct lab-grown radiant diamond

This 1.53ct 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 LG759531798 or 759531798. Listed at 23 retailers as of October 30, 2026, with prices from £208 to £1,784, a £1,576 spread on the same certified stone. Brilliant Earth lists it at £1,784. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759531798
Dimensions8.16 × 5.74 × 3.71 mm
L/W Ratio1.42
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
8.16 mm5.74 mm1.53 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759531798
Side View
Table 62.0%Crown 41.5°Girdle: MediumPavilion 32.4°Culet: NoneDepth 64.6%

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: £1,784 GBP|Low: £208 GBP|High: £2,164 GBP|Avg: £731 GBP|-17.6%
Brilliant Earth
Retailer 2
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Retailer 20
November 1, 2026
Retailer 16£208 GBP
Retailer 4£233 GBP
Retailer 17£258 GBP
Retailer 12£269 GBP
Retailer 14£399 GBP
Retailer 13£417 GBP
Retailer 7£426 GBP
Retailer 8£444 GBP
Retailer 19£454 GBP
Retailer 2£455 GBP
Retailer 6£601 GBP
Retailer 20£771 GBP
Retailer 15£794 GBP
Retailer 18£808 GBP
Retailer 5£868 GBP
Retailer 3£994 GBP
Retailer 10£1,078 GBP
Retailer 9£1,079 GBP
Retailer 11£1,698 GBP
Brilliant Earth£1,784 GBP

37 data points across 20 retailers

23 retailers£208 GBP to £1,784 GBP

A
Cheapest Retailer
-
£208 GBP
$279 USD
A
Retailer 2
-
£233 GBP
$312 USD
View
Final sale: no returns
A
Retailer 3
-
£258 GBP
$346 USD
View
A
Retailer 4
-
£269 GBP
$360 USD
View
A
Retailer 5
-
£399 GBP
$535 USD
View
A
Retailer 6
-
£417 GBP
€532 EUR
View
A
Retailer 7
-
£426 GBP
$571 USD
View
A
Retailer 8
-
£444 GBP
ZAR 9,610 ZAR
View
A
Retailer 9
-
£454 GBP
$608 USD
View
A
Retailer 10
-
£455 GBP
View
A
Retailer 11
-
£601 GBP
A$1,239 AUD
View
B+
Retailer 12
-
£708 GBP
$949 USD
View
B+
Retailer 13
-
£771 GBP
$1,033 USD
View
B+
Retailer 14
-
£794 GBP
$1,064 USD
View
B+
Retailer 15
-
£808 GBP
$1,082 USD
View
B+
Retailer 16
-
£868 GBP
$1,163 USD
View
B+
Retailer 17
-
£922 GBP
$1,235 USD
View
B+
Retailer 18
-
£994 GBP
$1,332 USD
View
B+
Retailer 19
-
£1,078 GBP
View
B+
Retailer 20
-
£1,079 GBP
$1,446 USD
View
Retailer 21
-
£1,660 GBP
A$3,421 AUD
View
Price last confirmed 120 days ago
Retailer 22
-
£1,698 GBP
$2,275 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
17364768A · Oct 31
£1,784 GBP
$2,390 USD
View
22 more retailers have this diamond
Prices start from £208 GBPSave up to £1,576 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
1.53ct Radiant
£208 GBP