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Radiant|Lab Grown|IGI

1.50ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG743593987

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

Certificate IGI LG743593987

Diamond specifications and retailer prices

From €259 EUR
$289 USD
As of October 30, 2026
Save €2,641 EUR (91%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: €2,900 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743593987 or 743593987. Listed at 31 retailers as of October 28, 2026, with prices from €259 to €2,900, a €2,641 spread on the same certified stone. Brilliant Earth lists it at €2,900. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593987
Dimensions5.62 × 5.62 × 3.66 mm
L/W Ratio1.00
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
5.62 mm5.62 mm1.50 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593987
Side View
Table 60.0%Crown 38.6°Girdle: MED-STKPavilion 31.7°Culet: NoneDepth 65.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €2,900 EUR|Low: €259 EUR|High: €2,900 EUR|Avg: €964 EUR
Brilliant Earth
Retailer 2
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Retailer 24
November 2, 2026
Retailer 6€259 EUR
Retailer 9€308 EUR
Retailer 17€319 EUR
Retailer 22€376 EUR
Retailer 24€456 EUR
Retailer 14€470 EUR
Retailer 7€497 EUR
Retailer 11€553 EUR
Retailer 19€575 EUR
Retailer 13€610 EUR
Retailer 2€631 EUR
Retailer 8€696 EUR
Retailer 12€798 EUR
Retailer 20€824 EUR
Retailer 23€984 EUR
Retailer 3€1,232 EUR
Retailer 15€1,282 EUR
Retailer 5€1,318 EUR
Retailer 16€1,369 EUR
Retailer 18€1,416 EUR
Retailer 10€1,459 EUR
Retailer 21€2,197 EUR
Retailer 4€2,291 EUR
Brilliant Earth€2,900 EUR

39 data points across 24 retailers

31 retailers€259 EUR to €2,900 EUR

A
Cheapest Retailer
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€259 EUR
$289 USD
Retailer 2
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€259 EUR
$289 USD
View
Price last confirmed 24 days ago
Retailer 3
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€275 EUR
$307 USD
View
Price last confirmed 33 days ago
A
Retailer 4
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€308 EUR
$344 USD
View
Final sale: no returns
Retailer 5
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€319 EUR
$356 USD
View
Price last confirmed 35 days ago
Retailer 6
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€320 EUR
$358 USD
View
Price last confirmed 29 days ago
Retailer 7
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€336 EUR
$375 USD
View
Price last confirmed 34 days ago
Retailer 8
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€376 EUR
£331 GBP
View
Price last confirmed 15 days ago
A
Retailer 9
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€456 EUR
$510 USD
View
A
Retailer 10
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€470 EUR
HK$4,100 HKD
View
A
Retailer 11
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€497 EUR
$555 USD
View
A
Retailer 12
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€553 EUR
$618 USD
View
A
Retailer 13
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€575 EUR
View
A
Retailer 14
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€610 EUR
ZAR 11,004 ZAR
View
A
Retailer 15
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€631 EUR
£555 GBP
View
A
Retailer 16
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€696 EUR
$778 USD
View
A
Retailer 17
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€798 EUR
$891 USD
View
A
Retailer 18
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€824 EUR
A$1,416 AUD
View
B+
Retailer 19
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€984 EUR
$1,099 USD
View
B+
Retailer 20
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€1,137 EUR
$1,270 USD
View
Retailer 21
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€1,137 EUR
$1,270 USD
View
Price last confirmed 22 days ago
Retailer 22
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€1,208 EUR
$1,350 USD
View
Price last confirmed 32 days ago
B+
Retailer 23
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€1,232 EUR
$1,376 USD
View
B+
Retailer 24
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€1,282 EUR
$1,432 USD
View
B+
Retailer 25
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€1,318 EUR
$1,473 USD
View
B+
Retailer 26
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€1,369 EUR
SGD 2,067 SGD
View
B+
Retailer 27
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€1,416 EUR
£1,246 GBP
View
Retailer 28
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€1,459 EUR
A$2,508 AUD
View
Price last confirmed 29 days ago
B
Retailer 29
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€2,197 EUR
$2,455 USD
View
B
Retailer 30
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€2,291 EUR
$2,560 USD
View
Most Expensive
B
Brilliant Earth
17457020Y · Oct 28
€2,900 EUR
$3,240 USD
View
30 more retailers have this diamond
Prices start from €259 EURSave up to €2,641 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
1.50ct Radiant
€259 EUR