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Radiant|Lab Grown|IGI

1.54ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG794622790

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

Certificate IGI LG794622790

Diamond specifications and retailer prices

From £578 GBP
$775 USD
As of October 30, 2026
Save £2,034 GBP (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,612 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown radiant diamond

This 1.54ct 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 LG794622790 or 794622790. Listed at 8 retailers as of October 30, 2026, with prices from £578 to £2,612, a £2,034 spread on the same certified stone. Do Amore Diamonds lists it at £2,612. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794622790
Dimensions8.22 × 5.77 × 3.74 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
8.22 mm5.77 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794622790
Side View
Table 62.0%Crown 44.4°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 64.8%

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: £2,612 GBP|Low: £360 GBP|High: £3,351 GBP|Avg: £1,394 GBP|-22.0%
Do Amore Diamonds
Retailer 2
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October 30, 2026
Retailer 17£360 GBP
Retailer 12£578 GBP
Retailer 11£605 GBP
Retailer 4£686 GBP
Retailer 16£855 GBP
Retailer 3£864 GBP
Retailer 7£932 GBP
Retailer 8£951 GBP
Retailer 13£972 GBP
Retailer 15£1,287 GBP
Retailer 10£1,486 GBP
Retailer 5£1,513 GBP
Retailer 6£1,810 GBP
Retailer 2£2,232 GBP
Retailer 9£2,251 GBP
Retailer 14£2,586 GBP
Do Amore Diamonds£2,612 GBP

16 data points across 17 retailers

8 retailers£578 GBP to £2,612 GBP

A
Cheapest Retailer
-
£578 GBP
$775 USD
A
Retailer 2
-
£605 GBP
$810 USD
View
B+
Retailer 3
-
£972 GBP
$1,302 USD
View
B+
Retailer 4
-
£1,287 GBP
$1,725 USD
View
B+
Retailer 5
-
£1,486 GBP
View
B
Retailer 6
-
£2,232 GBP
$2,990 USD
View
Retailer 7
-
£2,586 GBP
$3,465 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Do Amore Diamonds
27-88205EC35 · Oct 30
£2,612 GBP
$3,500 USD
View
7 more retailers have this diamond
Prices start from £578 GBPSave up to £2,034 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
1.54ct Radiant
£578 GBP