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Radiant|Lab Grown|IGI

1.54ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768628761

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

Certificate IGI LG768628761

Diamond specifications and retailer prices

From €733 EUR
HK$6,400 HKD
As of October 31, 2026
Save €2,462 EUR (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,195 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768628761 or 768628761. Listed at 14 retailers as of October 30, 2026, with prices from €733 to €3,195, a €2,462 spread on the same certified stone. Brilliant Earth lists it at €3,195. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768628761
Dimensions8.45 × 5.71 × 3.67 mm
L/W Ratio1.48
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
8.45 mm5.71 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768628761
Side View
Table 62.0%Crown 43.9°Girdle: Slightly ThickPavilion 33.5°Culet: NoneDepth 64.3%

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 31
Current: €3,195 EUR|Low: €733 EUR|High: €4,413 EUR|Avg: €1,720 EUR|-27.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 9€733 EUR
Retailer 11€833 EUR
Retailer 4€906 EUR
Retailer 2€982 EUR
Retailer 6€1,003 EUR
Retailer 3€1,021 EUR
Retailer 8€1,104 EUR
Retailer 13€1,516 EUR
Retailer 10€2,068 EUR
Retailer 12€2,080 EUR
Retailer 7€2,803 EUR
Retailer 5€2,986 EUR
Brilliant Earth€3,195 EUR

42 data points across 13 retailers

14 retailers€733 EUR to €3,195 EUR

A
Cheapest Retailer
-
€733 EUR
HK$6,400 HKD
A
Retailer 2
-
€833 EUR
$931 USD
View
A
Retailer 3
-
€906 EUR
$1,012 USD
View
A
Retailer 4
-
€982 EUR
View
A
Retailer 5
-
€1,003 EUR
£883 GBP
View
B+
Retailer 6
-
€1,021 EUR
$1,141 USD
View
B+
Retailer 7
-
€1,104 EUR
ZAR 19,922 ZAR
View
B+
Retailer 8
-
€1,516 EUR
$1,694 USD
View
B+
Retailer 9
-
€2,068 EUR
$2,310 USD
View
B
Retailer 10
-
€2,080 EUR
$2,324 USD
View
B
Retailer 11
-
€2,803 EUR
£2,466 GBP
View
B
Retailer 12
-
€2,986 EUR
$3,336 USD
View
Retailer 13
-
€3,148 EUR
$3,517 USD
View
Price last confirmed 73 days ago
Most Expensive
B
Brilliant Earth
18658505A · Oct 30
€3,195 EUR
$3,570 USD
View
13 more retailers have this diamond
Prices start from €733 EURSave up to €2,462 EUR

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
€733 EUR