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Radiant|Lab Grown|IGI

1.50ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG744515326

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

Certificate IGI LG744515326

Diamond specifications and retailer prices

From $330 SGD
$258 USD
As of October 30, 2026
Save $2,649 SGD (89%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $2,979 SGD at Brilliant Earth · As of October 30, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744515326 or 744515326. Listed at 30 retailers as of October 30, 2026, with prices from $330 to $2,979, a $2,649 spread on the same certified stone. Brilliant Earth lists it at $2,979. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744515326
Dimensions5.72 × 5.72 × 3.73 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
5.72 mm5.72 mm1.50 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744515326
Side View
Table 62.0%Crown 42.3°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 65.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,979 SGD|Low: $330 SGD|High: $3,580 SGD|Avg: $1,346 SGD|-16.8%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 4$330 SGD
Retailer 20$391 SGD
Retailer 3$601 SGD
Retailer 12$622 SGD
Retailer 5$639 SGD
Retailer 2$745 SGD
Retailer 10$745 SGD
Retailer 18$776 SGD
Retailer 13$798 SGD
Retailer 6$992 SGD
Retailer 11$1,012 SGD
Retailer 17$1,051 SGD
Retailer 22$1,258 SGD
Retailer 8$1,610 SGD
Retailer 14$1,665 SGD
Retailer 7$1,761 SGD
Retailer 15$1,784 SGD
Retailer 19$1,814 SGD
Retailer 16$1,819 SGD
Retailer 21$2,736 SGD
Retailer 9$2,928 SGD
Brilliant Earth$2,979 SGD

37 data points across 22 retailers

30 retailers$330 SGD to $2,979 SGD

A
Cheapest Retailer
-
$330 SGD
$258 USD
Retailer 2
-
$330 SGD
$258 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$344 SGD
$269 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$391 SGD
$306 USD
View
Final sale: no returns
Retailer 5
-
$399 SGD
$312 USD
View
Price last confirmed 34 days ago
Retailer 6
-
$409 SGD
$320 USD
View
Price last confirmed 28 days ago
Retailer 7
-
$421 SGD
$329 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
$601 SGD
$470 USD
View
A
Retailer 9
-
$622 SGD
HK$3,800 HKD
View
A
Retailer 10
-
$639 SGD
$500 USD
View
A
Retailer 11
-
$745 SGD
€555 EUR
View
A
Retailer 12
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$745 SGD
$583 USD
View
A
Retailer 13
-
$776 SGD
ZAR 9,812 ZAR
View
A
Retailer 14
-
$798 SGD
£492 GBP
View
A
Retailer 15
-
$992 SGD
$776 USD
View
A
Retailer 16
-
$1,012 SGD
$792 USD
View
A
Retailer 17
-
$1,051 SGD
A$1,265 AUD
View
B+
Retailer 18
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$1,258 SGD
$984 USD
View
B+
Retailer 19
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$1,452 SGD
$1,136 USD
View
Retailer 20
-
$1,452 SGD
$1,136 USD
View
Price last confirmed 21 days ago
Retailer 21
-
$1,514 SGD
$1,184 USD
View
Price last confirmed 31 days ago
B+
Retailer 22
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$1,610 SGD
$1,259 USD
View
B+
Retailer 23
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$1,665 SGD
$1,302 USD
View
B+
Retailer 24
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$1,761 SGD
$1,377 USD
View
B+
Retailer 25
-
$1,784 SGD
View
B+
Retailer 26
-
$1,814 SGD
£1,117 GBP
View
B+
Retailer 27
-
$1,819 SGD
A$2,189 AUD
View
Retailer 28
-
$2,736 SGD
$2,140 USD
View
Price last confirmed 10 days ago
B
Retailer 29
-
$2,928 SGD
$2,290 USD
View
Most Expensive
B
Brilliant Earth
17457319Y · Oct 30
$2,979 SGD
$2,330 USD
View
29 more retailers have this diamond
Prices start from $330 SGDSave up to $2,649 SGD

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
$330 SGD